Disclosed herein is a power tool comprising a motor, a drive shaft connected to the motor, a front end defining a cavity comprising a tool side end and a free end, and a coupling mechanism for releasably connecting a removable tool head to the drive shaft. The coupling mechanism comprising two sleeves, a first and a second biasing element and at least one ball that together either put the coupling mechanism in an open position ready to receive the removable tool head or into a closed position upon manual dislocation of the inner sleeve during insertion of another tool head, so that the at least one ball can glide into at least a partial engagement with a recess on the removable tool head and is locked there via the inner projection of the outer sleeve, which outer sleeve is held in position by the first biasing element.
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25F 1/04 - Combination or multi-purpose hand tools with interchangeable or adjustable tool elements wherein the elements are brought into working position by a pivoting or sliding movement
maxminww) defining an allowable range within which the motor power control parameter value for the last pulse of the tightening operation is to be comprised. Thereby, less spread in installed torque is provided.
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
B25B 23/145 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
A method of controlling a motor of a pulse tool is provided. The pulse tool is arranged to provide torque in pulses during a tightening operation to tighten a threaded joint. The method comprises: determining a parameter value (d) indicative of a torque and/or angle increase achieved by a just performed pulse (n); determining a motor power control parameter value (M) for the next pulse (n+1) based on said determined parameter value indicative of the torque and/or angle increase; controlling the motor according to the determined motor power control parameter value to create the next pulse; and repeating these steps until a target torque and/or angle is reached. Thereby, a control method is provided that will adjust the power (energy) of the motor during the tightening dependent on the characteristics of the joint. This enables a trade-off between speed and accuracy of the tightening that is tailored to the joint being tightened.
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
B25B 23/145 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
6.
SOCKET FOR POWER TOOL, METHODS OF CONTROLLING POWER TOOLS, CONTROL SYSTEMS AND POWER TOOLS
A socket for a power tool, the socket being arranged to rotate about a socket axis and comprises a cylindrical section having an end surface, a plurality of engaging surfaces parallel with the socket axis on an internal side of the cylindrical section; an inner section positioned radially inside the cylindrical section with respect to the socket axis and having a stopping surface offset from the end surface such that the engaging surfaces are positioned between the stopping surface and the end surface; and a socket opening extending radially with respect to the socket axis through the cylindrical section and the inner section; wherein the cylindrical section comprises at least one internal slope on the internal side of the cylindrical section extending away from the stopping surface. Methods, control systems and power tools are also provided.
A method of controlling an electric motor of a tightening tool during a tightening operation, the method comprising: a) controlling the electric motor to run at a first motor speed using a first motor speed setpoint value, b) obtaining a torque or motor current value of the electric motor, c) determining a second motor speed setpoint value lower than or equal to the first motor speed setpoint value, based on an efficiency of the tightening tool at the torque or motor current value and the first motor speed setpoint value, d) setting the second motor speed setpoint value as the first motor speed setpoint value, e) controlling the electric motor to run at a second motor speed using the first motor speed setpoint value after step d), and repeating steps b)-e) until a predetermined motor speed or torque has been reached.
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
B23P 19/06 - Screw or nut setting or loosening machines
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
H02P 6/08 - Arrangements for controlling the speed or torque of a single motor
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
A hydraulic torque wrench (10), comprising: an input, for pressurised hydraulic fluid; a drive connector (14); a drive connector (13), driven by hydraulic fluid introduced at the input and arranged to drive the drive connector (14) to rotate; a drive member (1) for connecting to an item to be rotated by the hydraulic torque wrench (10), the drive member (1) comprising: a drive member (16), which engages the drive connector (14) so as to be driven by the drive connector (14) and a second part (18) arranged to be coupled to the item to be rotated. In which the drive member (1) comprises a retention mechanism which has two states: a first state, in which it prevents removal of the drive member (1) from the drive connector (14); and, a second, state in which it permits removal of the drive member (1) from the drive connector (14). In which the retention mechanism remains connected to the drive member (1) in the first state and in the second state. In which the retention mechanism comprises at least one retractable pin in the drive member (1), the retractable pin extending from the drive member (1) into the drive connector (14) in the first state and retracting into the drive member (1) in the second state. In which the drive member (16) of the drive member (1) has splines (15), and the drive connector (14) has splines (15) complementary to those of the drive member (16) of the drive member (1). In which each pin protrudes from the splines (15) of the drive member (1). There is no need to remove a separate retention member to change the drive member (16).
B25B 23/145 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
9.
Determining tightening class of a tightening operation performed by a tightening tool
A method for determining a tightening class of a tightening operation performed by a tightening tool is provided. The method comprises acquiring time-domain representations of sets of observed torque and angle values for fasteners having been tightened by the tightening tool, acquiring frequency-domain representations of the observed sets of torque values, associating a tightening class with each acquired time-domain and frequency-domain representation identifying a tightening operation, training a machine-learning model with the acquired time-domain representations and frequency-domain representations and the tightening class and supplying the trained machine-learning model with a further acquired time-domain representation frequency-domain representation for a fastener having been tightened by the tightening tool, wherein the trained machine-learning model outputs an estimated tightening class for the supplied set of observed torque and angle values.
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
B25B 23/145 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
10.
ESTIMATING A CLAMPING FORCE APPLIED TO A BOLTED JOINT BY ESTIMATING A RESONANT FREQUENCY
A method (100) of estimating a clamping force applied to a bolted joint is provided. The method comprises receiving (101) a signal representing a vibration excited by impacting the bolted joint; estimating (106) at least one resonant frequency of the bolted joint based on a derivative of a representation of said signal in a frequency domain; and estimating (107) the clamping force applied to the bolted joint based on the estimated at least one resonant frequency. Accordingly, analysis of the vibration signal for identifying the resonant frequencies is facilitated.
G01L 1/25 - Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, neutrons
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
The present specification relates to a hand held power tool (1) for delivering torque in pulses comprising an elongated housing (10), an angle head (20) arranged at a front end of the housing and a driveline (30) comprising a motor (31) arranged in the housing, a bevel gear (33) arranged in the angle head and a pulse unit (40), wherein the pulse unit is arranged to be driven by the bevel gear. Wherein the driveline further comprises a torsional spring assembly (50) arranged to transfer power between a first and a second component of the driveline, such that a limited relative rotation is allowed there between due to the resiliency of the torsional spring assembly.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
The present disclosure relates to a method of a device for determining a tightening class of a tightening operation performed by a tightening tool. The determination is based on training a machine-learning model with an acquired set of observed torque and angle values, at least one set of context data and one or more associated tightening classes. Subsequently, the trained model is utilized for determining from supplied torque and angle values, as well as context data, one or more tightening classes associated with the supplied values and context data.
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
13.
ML ESTIMATION OF TIGHTENING CLASSES UTILIZING NORMALIZATION
The present disclosure relates to a method of a device of enabling determination of a tightening class of a tightening operation performed by a tightening tool. The determination is based on normalizing torque values of an end-tightening phase with a determined torque value range of the end-tightening phase and angle values of the end-tightening phase with a determined angle value range of the end-tightening phase, and training a machine-learning model with the normalized torque and angle values of the end-tightening phase and at least one tightening class associated with the normalized torque and angle values of the end-tightening phase, the tightening class identifying a type of tightening operation having been applied to the fastener.
The present disclosure relates to a method of a device for determining correctness of tightening classes estimated by a trained multi-label ML model of a tightening operation performed by a tightening tool. The determination is based on evaluating if there is an indication that an acquired at least one tightening class is incorrect in terms of the characteristics of the tightening having been applied to the fastener, and if so, providing an alert indicating that the estimation of the at least one tightening class by the ML model is incorrect.
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
The present disclosure relates to a method of detecting an indication of a tightening tool deteriorating in tightening performance, and a control device performing the method. In a first aspect, a method of detecting an indication of a tightening tool deteriorating in tightening performance is provided. The method comprises acquiring at least one set of observed values of a torque having been applied by the tightening tool to an object to be tightened over a first time period, determining whether or not an overshoot metric of the observed values in the at least one acquired set with respect to a target torque exceeds a predetermined overshoot threshold value, and if so providing an alert that an indication of performance deterioration of the tightening tool has been detected.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
17.
ARRANGEMENT FOR POWER TOOL, TOOL HEAD, POWER TOOL, AND METHOD OF CONTROLLING ARRANGEMENT
An arrangement for a power tool, the arrangement comprising a base structure; a drive member rotatable from a neutral position; a stopping device comprising a movable element and a limiting element; wherein the stopping device is arranged to adopt a first state where the stopping device allows rotation of the drive member in a first direction and generates a first counter torque; wherein the stopping device is arranged to adopt a second state where the stopping device allows rotation of the drive member in a second direction and provides a second counter torque; and wherein the stopping device is deflectable to switch from the first state to the second state by rotating the drive member in the second direction from the neutral position with a second switching torque overcoming the first counter torque.
A system comprising: an industrial robot comprising a robot arm end portion and a power supply circuit arranged to supply current to the robot arm end portion, and an end effector comprising a power tool and an accumulator module (such as a battery) arranged to power operation of the power tool, the end effector being attached to the robot arm end portion, the end effector further comprising a charger arranged to draw current from the power supply circuit at the robot arm end portion and to supply charging current to the accumulator module. Charging of the accumulator module for the power tool is facilitated and the efficiency of the manufacturing process is increased.
B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewingSafety devices combined with or specially adapted for use in connection with manipulators
The present specification relates to an impulse tool comprising a motor, an output shaft, and a hydraulic pulse unit including an inertia drive member connected to the motor and rotatable about a rotation axis, an oil chamber enclosed in the inertia drive member and an impulse generating means arranged to transfer intermittently kinetic energy to the output shaft, wherein the inertia drive member further comprises an end piece having a transverse wall, the impulse tool further comprising a disc shaped element arranged to at least partly delimit a receiving space in fluid communication with the oil chamber, formed between the disc shaped element and the transverse wall and a compressible insert arranged in fluidic communication with the receiving space, wherein the compressible insert comprises a foam body comprising a closed cell foam, and wherein the compressible insert is arranged in an insert space formed in the end piece.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
The present specification relates to a power tool comprising a motor (10), a clutch (20) comprising a shaft (23) and a preloaded spring element (40) arranged around the shaft (23) configured to control a clutch release torque and a torque setting mechanism (30) for adjusting said clutch release torque of the clutch comprising an adjusting arrangement (50) acting on the spring element and having first threads (70a) for cooperating with second threads (70b) provided on said shaft to adjust a deflection of said spring element upon relative rotation between the shaft and the adjusting arrangement, wherein the adjusting arrangement is arranged to be selectively locked from rotation such that a rotation of said output shaft and/or motor causes a change in spring deflection The present specification also relates to a method for determining a clutch release torque and a control device configured to control such a power tool.
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
maxminmin) indicative of application force, or a derivative thereof, for each one of a plurality of values indicative of displacement or time (α), and calculate a first and second polynomials based thereon; based on said first and second polynomials, set upper and lower limit curves (11, 12). Later on, in the production process, the control device determines that a fastener application operation is not okay (NOK) if its' trace data (16) goes beyond the upper and lower limit curves. Hereby, a balanced trade-off between the generosity/strictness of the limits is provided, whereby the accuracy of NOK operation detection is improved.
G05B 19/406 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
An arrangement for a power tool comprising a drive part for rotational locking to a drive shaft with respect to a rotation axis; a base part for fixation to a base structure; and an output element having an indexing part and a driven part rotatable relative to the indexing part about the rotation axis; wherein the output element is movable along the rotation axis relative to the drive part and the base part from a locked position where the indexing part engages the base part and the driven part engages the drive part, to an intermediate position where indexing part engages the base part and the driven part is disengaged from the drive part, and further to an unlocked position where the indexing part is disengaged from the base part and the driven part is disengaged from the drive part.
A coupling arrangement for a tool, the coupling arrangement comprising a drive part rotatable about a rotation axis, the drive part comprising a drive profile; a driven part rotatable about the rotation axis, the driven part comprising a driven profile complementary to the drive profile, the driven profile being arranged to mate with the drive profile in a coupled position for torque transfer between the drive part and the driven part; and an aligning arrangement arranged to force a relative rotation between the drive part and the driven part about the rotation axis from a nonaligned state of the coupling arrangement, where the drive profile is not rotationally aligned with the driven profile, towards an aligned state of the coupling arrangement, where the drive profile is rotationally aligned with the driven profile.
The present invention relates to a battery-operated transducer (1) for verifying a tightening tool by measuring one or more parameters of a joint, comprising: - an external casing (2), comprising an internal housing (3, 3a) suitable for housing a battery and accessible from a first opening (4) obtained in the external casing (2); - a closure system (5) of the first opening (4), comprising a lid (6), suitable for closing the first opening (4), rotatably associated with the external casing (2) so that it can be moved between a closing position, in which it closes the first opening (4), and an open position, in which it allows access to the first opening (4) from the outside of the transducer (1), characterised in that the closure system (5) comprises: - first locking means (7), associated with the lid (6), which, when the lid (6) is positioned in the closing position, are at least partially accessible from the outside of the transducer (1) so that they can be moved, selectively, from a first locking position, in which they prevent the movement of the lid (6) from the closing position to the open position, to a first unlocking position, in which they allow such movement, and vice versa; - second locking means (8), positioned between the lid (6) and the first locking means (7), which, when the lid (6) is in the closing position and the first locking means (7) are in the first locking position, they are at least partially accessible from the outside of said transducer (1), so that they can be moved, selectively, from a second locking position, in which they prevent the movement of the first locking means (7) from the first locking position to the first unlocking position, to a second unlocking position, in which they allow such movement, wherein, to move the lid (6) from the closing position to the open position, the second locking means (8) must be moved to the second unlocking position, and maintained in the second unlocking position, and subsequently the first locking means (7) must be moved to the first unlocking position.
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
Disclosed herein is a power tool comprising a motor unit comprising a motor and a drive axle connected to the motor, a battery unit configured to receive a battery and a handle unit interconnecting the motor unit and the battery unit, the handle unit comprising: a frame extending from the motor unit to the battery unit; a control button mounted to the frame for controlling the power tool; a circuit board mounted to the frame and connected to the control button; cables interconnecting the battery unit, the circuit board and the motor unit; an antenna connected to the circuit board for communication of the power tool with external devices; a pair of outer handle covers for covering the handle unit; wherein the frame is made of an electrically conductive material.
A control device (2) for a tool (3) arranged to release pre-opened pre-positioned (POPP) clamps (6) on an object is provided. The control device is configured to detect an indication of a release of a POPP clamp by the tool; determine a position of the tool at the time of the detection of the indication; and determine that a POPP clamp has released based on the detected indication and the determined position. By determining the position of the tool at the time of a detection of an indication of a release of a POPP clamp a further parameter is provided as a basis for estimating whether the POPP clamp has actually been released. Thereby, the risk of false detections is reduced and the accuracy of the traceability of the manufacturing process is improved.
A tool (3) is provided that is arranged to release Pre-Opened Pre-Positioned, POPP, clamps (6). The tool comprises a handle (16); a shaft (4) attached to the handle and having a distal end portion (4a) adapted to engage a POPP clamp for release thereof; and a sensor device (17) arranged to detect a relative rotation between the shaft and the handle. Detecting that relative rotation enables estimating when a user twists the tool in order to release a POPP clamp. This detection may in turn serve as a basis for a control device connected to the tool to determine that a POPP clamp has released, which will enable traceability in a manufacturing processes involving mounting of POPP clamps.
The present disclosure relates to a method of a device (20, 35) of determining a configuration of a tightening tool (10), and a device (20, 35) performing the method. In an aspect, a method of a device (20, 35) of determining a configuration of a tightening tool (10) is provided. The method comprises acquiring (S101) a set of observed values of a property of a tightening performed by the tool (10) and affecting a clamp force of a fastener (25) to which a tightening operation is applied, removing (S102) any observed values from the set representing non-allowable values applied to the fastener (25) during the tightening operation, determining (S103) that the set of observed values from which the non-allowable values have been removed complies with a normal distribution, determining (S104) that a spread metric based on standard deviation of the normal distribution is within an allowed range and setting (S105) lower and upper allowable values for said property for a tightening operation to be applied by the tightening tool (10) based on at least one of the standard deviation and mean value of the normal distribution.
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
33.
TORQUE WRENCH EQUIPPED WITH A TIGHTENING ANGLE MEASUREMENT SENSOR
Torque wrench provided with a tightening angle measurement sensor comprising a body (11), containing control circuits and an electronic processing unit having a handle (12) at one end for gripping by an operator who performs the tightening, and an arm (13) at the other end, said arm, at its free end, comprises a seat (16) in which there are alternatively engageable a plurality of inserts suitable for engaging the tool with a corresponding type and/or size of a mechanical member on which the tool is intended to act to perform a tightening operation, there being a gyroscope for measuring the tightening angle on said arm. The electronic processing unit of the wrench of means for compensating for deviations in the value of the received angle signal of the gyroscope, based on a compensation algorithm that corrects the value of the zero angle signal received from the gyroscope.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
The present specification relates to an impulse tool comprising a hydraulic pulse unit arranged to intermittently transfer torque pulses to the tool output shaft, comprising an inertia drive member comprising a hydraulic fluid chamber, and being intermittently coupled to the output shaft via a hydraulic pressure pulse generating device dividing the hydraulic fluid chamber into a low and a high pressure chamber. A by-pass passage is provided to communicate fluid between the high pressure chamber and the low pressure chamber, wherein the hydraulic pressure pulse generating mechanism further comprises a first check valve arranged to allow a first flow from low pressure to high pressure side, and a second check valve arranged to allow a second flow from low pressure to high pressure side. The present specification also relates to a combined valve unit and bushing for use in a pulse unit of a pulse tool.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
04 - Industrial oils and greases; lubricants; fuels
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
09 - Scientific and electric apparatus and instruments
12 - Land, air and water vehicles; parts of land vehicles
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Industrial oils and greases; lubricants; dust absorbing, wetting and binding compositions; fuels (including motor spirit) and illuminants.. Rods including building and connecting rods; common metals and their alloys; metal building materials; pipes, tubes and hoses, and fittings thereof, including valves of metal; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; common metals; ores; hose couplings; hose clips; casings; pipes of metal; dowels; bit sockets; studding of metal; gas cylinders of metal.. Machines and machine tools, namely drills, augers, drill hammers, bits and tubes, drilling machines, impact wrenches, rachet wrenches; industrial tools, air tools, screw and nut drivers, breakers, hammers, flatters, hammers and axes for machines, grinding machines, sanders, impact tools; hot-air pistols, spray guns, blow guns, pulverizing guns, sand spraying devices, polishers and sanders, sandblasting containers as well as sand collecting apparatus; paint circulating apparatus; mounting and assembly tools, namely pneumatically, hydraulically and electrically driven tools; starters for motors and engines; motors, pneumatically driven motors, hydraulically driven motors, internal combustion engines and electrically driven motors and pumps; air hoist blocks and trolleys for hoist blocks; mounting systems, electric saws, engines, chisels for machines, rasps, spades, all parts of machine tools; jacks, trolley jacks; industrial vacuum cleaners; valves, including pneumatic, hydraulic, starter and ball valves, all being parts of machines; pistons; crank shafts; pipe cutters (machines); milling cutters (machine tool); paint cups for paint spraying guns; drills; riveting machines; sanders machines; dispensing systems for machines; cranes; pneumatically and electrically driven presses. Car jump starters; battery jump starters. Mechanics creeper; Car creepers. Flexible pipes, tubes, hoses and fittings therefor (including valves), and fittings for rigid pipes, all non-metallic; Rubber hoses, plastic hoses, non-metal couplings for use with hoses, valves of rubber; pneumatic and hydraulic connectors (non-metal), flexible tubes, connecting, linking and intermediary pieces, non-metal, for flexible tubes..
36.
TORQUE WRENCH EQUIPPED WITH OBSTACLE DETECTION DEVICE AND CORRECT GRIP
Method of checking the tightness of a torque wrench, said wrench comprising a body, containing control circuits and an electronic processing unit, having at one end a handle (11) to be gripped by an operator who performs the tightening, and at the other end an arm (12), such an arm at its free end comprises a seat (15) in which a plurality of inserts, suitable for engaging the tool with a corresponding type and/or size of a mechanical member on which the tool is intended to act, are alternatively engaged to perform a tightening operation, on such an arm there being sensor means suitable for detecting the tightening conditions exerted on said mechanical member, said electronic processing unit which communicates with said sensor means and receives the data detected during the tightening. This method comprises a step of training an artificial intelligence model and a step of detecting the tightening conditions on the basis of such a trained model.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
37.
TEST BENCH FOR CHECKING THE CORRECT FUNCTIONING OF A TIGHTENING TOOL, SUCH AS A TORQUE WRENCH
A test bench for checking the correct functioning of a tightening tool, such as for example a torque wrench, comprising a fixed frame (2), which determines a work surface (21) on which one or more motorized cells (3) are positioned provided with a coupling (31) suitable for coupling with the tool head of a tightening tool, a movable frame (4) connected to the fixed frame by a movement means which allows the surface to be elongated along a longitudinal direction (X) of the bench for an adjustable length, said movable frame being equipped with first fixing means for the handle of the tightening tool to such movable frame, an electronic processing unit which controls these motorized cells and which is capable of imparting to the tool head of the tightening tool to be tested a rotation with predetermined values of tightening torque and angle of rotation.
Method to check the correct functioning of a tightening tool, such as an industrial screwdriver, placed on a test bench. Said bench includes a plurality of hydraulic brakes (F1-Fn), to which the instrument is associated, suitably controlled by a hydraulic circuit. Each brake is equipped with measurement transducers (TR) capable of measuring the torque exerted and the angle of rotation on this brake, connected to an electronic driver card (SP), which also controls the hydraulic circuit. The bench also includes an electronic processing unit (U) which communicates with the card and which includes an adequate driving program memorized on it capable of regulating the braking capacity of the brakes through the hydraulic circuit according to a predetermined braking torque/angle of rotation curve of the brakes. The method comprises the steps of acquiring one or more real tightening curves torque exerted/angle of rotation during one or more tightening performed for example with the tool to be tested, elaborating said real curve to make it compatible with the format of the curves that can be inserted in said test bench, supplying such one or more curves at the input to the test bench and in particular to one or more selected brakes (F1-Fn), performing a tightening with the tool on the selected brake.
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
G01L 25/00 - Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
G01L 3/20 - Rotary-absorption dynamometers, e.g. of brake type fluid actuated
39.
TEST BENCH TO CHECK THE CORRECT OPERATION OF A TORQUE WRENCH FITTED WITH A VISUAL MONITORING SYSTEM AND ACQUISITION OF THE WRENCH READINGS
Test bench (1) to check the correct operation of a torque wrench (2) comprising a transducer (3) having a rotating head (31) adapted to be coupled with a tool head (21) of a torque wrench (2) to be analysed, equipped with a display (22) in which parameters relating to tightening are displayed, such transducer being able to measure parameters of the tightening exerted by this wrench, an electronic processing unit that controls the load exerted by the transducer according to predetermined tightening programs according to the type of wrench to be tested and a support station (4) on which said wrench is positioned. Said support station being able to rotate around a vertical axis (Y) corresponding to the rotation axis of the head (31) of the transducer, so that the tool head of the wrench and the head of the transducer rotate in unison. The support station comprises at least one video camera (43) positioned so as to frame the display (22) of the wrench (2) under test and capable of reading said wrench tightening parameters from the wrench display.
G01M 13/025 - Test-benches with rotational drive means and loading meansLoad or drive simulation
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
G01L 25/00 - Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
40.
Torque transferring device for use with a power tool
The present specification relates to a torque transferring device for power tools, comprising a first portion comprising a first engaging structure arranged at a front end of the first portion and adapted to engage a corresponding mating structure to transfer torque thereto, and a second portion comprising a second engaging structure for connection to the output shaft of a power tool arranged at a rear end portion of the second portion, wherein the second engaging portion comprises an open cavity adapted to receive the output shaft of a power tool. The device further comprising a pin arranged at least partly in the open cavity, wherein the pin is arranged to extend in an axial direction and further arranged to, in use, engage a hole formed in the power tool output shaft.
The present disclosure relates to a method of a network device (40) of connecting a group of industrial tools (10a-n) to a plurality of controllers (30a-n), and a network device (40) performing the method. In an aspect, a method of a network device (40) of connecting a group of industrial tools (10a-n) to a plurality of controllers (30a-n). The method comprises assigning (S101) a single virtual IP address to be shared among the industrial tools (10a-n) in said group, assigning (S102) the single virtual IP address to be shared among the plurality of controllers (30a-n) and routing (S103) data between the industrial tools (10a-n) and the controllers (30a-n) via the assigned single virtual IP address.
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
H04L 61/103 - Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
Tightening tool comprising a body (1), containing control circuits and an electronic processing unit having at one end a handle (11) for gripping by an operator performing the tightening, and on the other end an arm (2). Such arm at its free end comprises a seat (21) into which a plurality of inserts can alternatively be inserted, suitable for engaging the tool with a corresponding type and/or size of a mechanical member on which the tool is intended to act to perform a tightening operation. Sensor means are provided on said arm suitable for detecting tightening conditions exerted on said mechanical member. The arm (2) is removably connected to the body (1) through a connector (3) allowing both the mechanical connection and the transmission/reception of electrical and power supply signals between the two parts. This connector (3), which constrains the arm to the tool body, allows the arm to be oriented around the longitudinal axis (X) of the tool with respect to the wrench body, so that a plurality of predetermined constraint and mechanical and electrical connection positions between the arm and the wrench body can be achieved.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
43.
TIGHTENING TOOL EQUIPPED WITH A TIGHTENING QUALITY CONTROL DEVICE
Tightening tool comprising a body (11), containing control circuits and an electronic processing unit having at one end a handle (12) for gripping by an operator performing the tightening, and at the other end an arm (13). Such arm at its free end comprises a seat (16) into which a plurality of inserts can alternatively be inserted, suitable for engaging the tool with a corresponding type and/or size of a mechanical member on which the tool is intended to act to perform a tightening operation. Sensor means are provided on said arm suitable for detecting tightening conditions exerted on said mechanical member. Such sensor means comprise at least one inertial measurement unit (IMU) connected to such electronic processing unit, capable of detecting tool rotations about the three cartesian axes (x, y and z) and direct accelerations along such axes.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
44.
METHOD AND CONTROL DEVICE FOR DISPLAYING A MODEL OF AN OBJECT BEING PROCESSED BY A MANUALLY OPERATED TOOL
A method of controlling an operator display (3) arranged to display a model of an object (6) being processed by a manually operated tool (7) is provided. The displayed model is part of an operator instruction of how to process the object using the tool. The method comprises determining a position of the tool in relation to the object; and, based on the determined position of the tool in relation to the object, automatically selecting a viewing direction of the model of the object to be displayed on the operator display. The operator may then not have to manually select a picture/viewing angle of the model. Instead, the selection is made automatically depending on where the operator holding the tool is located in relation to the object. Hence, usage of the operator instructions is facilitated for the operator and time consuming manual handing can be reduced.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
45.
CONTROL DEVICE AND METHOD FOR CONTROLLING A PLURALITY OF TIGHTENING TOOLS ARRANGED TOGETHER IN A FIXTURE
The present specification is related a control device (2) to control of a plurality of tightening tools (4) arranged together in a fixture (3). Each tool comprises an electric motor (7) and gearing (8) connected thereto for driving tightening operations. The control device is configured to: in conjunction with tightening operations performed simultaneously by the tools, obtaining a parameter for each tool indicative of an efficiency of the gearing of that tool; and issue a notification to a user in response to the obtained parameter of any one of the tools deviating to a certain extent from at least some of the obtained parameters of the other tools. Maintenance of the tools may then be made based on the actual need instead of according to a predetermined scheme. The risk of the maintenance being made earlier or later than what is actually needed is reduced, which in turn increases the efficiency of the manufacturing and reduces costs.
H02H 7/08 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
A torque transmitting assembly for a power tool comprising an angle head having a first output shaft which is rotational about a rotational axis and arranged to be connected to a power tool motor for transmitting a rotational movement from the motor to the first output shaft; a power tool attachment part having an input shaft connectable to the first output shaft, a second output shaft and a gear arrangement for transmitting rotational movement from the input shaft to the second output shaft; and fixation means for fixation of the attachment part to the angle head. The fixation means comprises first fixation means arranged to prevent axial displacement of the attachment part relative to the angle head; and second fixation means arranged to prevent rotation about the rotational axis of the attachment part relative to the angle head, which second fixation means is separate from the first fixation means.
Test bench for checking the correct operation of a torque wrench comprising at least one calibration station (2) for said torque wrench (C) comprising a transducer having a rotating head adapted to be coupled with the tool head of the torque wrench, so that the tool head of the wrench and the head of the transducer are able to rotate in unison, an electronic processing unit, which controls the transducer according to predetermined tightening programs according to the type of wrench to be tested and a locking mechanism (3) of the handle of the wrench, which locks the handle of the wrench when the head of the wrench is coupled to the head of the transducer. This mechanism comprises an elongated guide (31) on which a slide (32) slides longitudinally with respect to the handle of the wrench equipped with reaction bars (33) that delimit the handle (M) of the wrench. Said electronic processing unit automatically controls the longitudinal positioning of the slide in correspondence with the handle by recognizing the characteristics of the wrench.
Method for indicating drill hole quality for manual drilling operations in composite materials, comprising the steps of: • - continuously monitoring (S01a) values of a first parameter that is indicative of a displacement over a time interval of a drill head versus a work piece (6) using a measuring device (2 / 21) arranged on a drilling tool (1), • - storing (S02) the continuously monitored values of the first parameter, • - correlating (S03) the continuously monitored values of the first parameter with a first threshold value, and • - determining (S04) whether the quality of the hole (10) is acceptable based on the correlation of the continuously monitored values with the first threshold value.
B23B 49/00 - Measuring or gauging equipment on boring machines for positioning or guiding the drillDevices for indicating failure of drills during boringCentring devices for holes to be bored
49.
TOOL EXCHANGE ASSEMBLY, SET AND CONFIGURATION INCLUDING AT LEAST ONE SUCH TOOL EXCHANGE ASSEMBLY
The invention relates to a tool exchange assembly configured to swap change tool assemblies, said tool exchange assembly at least comprising a gripper with two opposing rails, said rails extending from a base to an end and forming a cam with increasing width along a path from said end to said base, wherein said cam is configured to be positioned in a gap between outer parts of the tool assemblies being relatively movable with regard to each other, and wherein at least one detector is provided to separately determine whether a tool assembly and a tool manipulator is present at the gripper.
An engagement part of a tool such as a hydraulic wrench (10), the engagement part (1) such as a ratchet link being arranged to engage a workpiece and a power head (11), the engagement part (1) being arranged to convert movement generated by the power head (11) into movement of the workpiece, the engagement part (1) comprising a mounting for the power head (4, 14), the mounting (4, 14) comprising a moveable portion moveable (4) from a first position where the power head (11) is fixed relative to the engagement part (1) and a second position where the power head (11) can move relative to the engagement part (1), the moveable portion (4) comprising a pin having a length and slidable along its length in a bore (17) in the engagement part (1) and a friction lock (2, 3) comprising a compressible member (3) and a compressing member (2) arranged to compress the compressible member (3), the compressible member (3) being arranged such that it expands in at least one extent on compression by the compressing member (2) such that in a locked position of the friction lock the compressible member (3) extends so as contact the pin (4) so as to restrict movement of the pin (4).
Disclosed herein is a sensor system (1) for a power tool comprising: - a socket (2) having a receiving end (10) for receiving a bolt or screw (100')and a passage (12),- a universal joint (6) arranged within the passage (12), the resilient universal joint (6) being arranged to turn back into an idle position if no bolt (100') is inserted in the socket (2); and- a sensor mechanism (8) arranged within the passage (12) between the receiving end (10) and the universal joint (6), the sensor mechanism (8) comprising an ultrasonic sensor (48) and a first sleeve shaped element (26) comprising a magnetic structure (42) at its free end (36), the first sleeve shaped element (26). The sensor mechanism (8) being designed so that the magnetic structure (42) can pull the ultrasonic sensor (48) towards a screw head when a screw is inserted in the socket (2).
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
Disclosed is a feeding structure for a fastening device. The feeding structure comprises: a feeding mechanism, one end of which is a feed end, the other end is a discharge end, the feeding mechanism comprises a feed pipe and a conveying pipe that are communicated with each other, a mounting part entering from the feed end can be conveyed to the discharge end through the feed pipe and the conveying pipe. A propulsion mechanism is provided on one side of the feeding mechanism, with a central axis that is parallel to a central axis of the feed pipe. A material receiving portion for communicating the discharge end to receive the mounting part is provided on a shell of the propulsion mechanism, where a propulsion unit action of the propulsion mechanism can push the mounting part conveyed to the material receiving portion and mount same in a target position.
A hydraulic torque wrench (10), comprising: an input, for pressurised hydraulic fluid; a drive connector (14); a drive connector (13), driven by hydraulic fluid introduced at the input and arranged to drive the drive connector (14) to rotate; a drive member (1) for connecting to an item to be rotated by the hydraulic torque wrench (10), the drive member (1) comprising: a drive member (16), which engages the drive connector (14) so as to be driven by the drive connector (14) and a second part (18) arranged to be coupled to the item to be rotated. In which the drive member (1) comprises a retention mechanism which has two states: a first state, in which it prevents removal of the drive member (1) from the drive connector (14); and, a second, state in which it permits removal of the drive member (1) from the drive connector (14). In which the retention mechanism remains connected to the drive member (1) in the first state and in the second state. In which the retention mechanism comprises at least one retractable pin in the drive member (1), the retractable pin extending from the drive member (1) into the drive connector (14) in the first state and retracting into the drive member (1) in the second state. In which the drive member (16) of the drive member (1) has splines (15), and the drive connector (14) has splines (15) complementary to those of the drive member (16)of the drive member (1). In which each pin protrudes from the splines (15) of the drive member (1). There is no need to remove a separate retention member to change the drive member (16).
A hydraulic torque wrench (10), comprising: a head (11), having an input for pressurised hydraulic fluid; a rotatable connector, for connecting to an item to be rotated by the hydraulic torque wrench (10); and a drive mechanism (12), driven by hydraulic fluid introduced at the input and tending to rotate the rotatable connection. A reaction arm (1) mounted on the head (11) through a mounting (16) which selectively allows rotational motion of the reaction arm (1) relative to the head (11) about an axis, the reaction arm (1) arranged to react against a surface when the drive mechanism (12) rotates the rotatable connection. In which the mounting (16) comprises: a splined connection, comprising complementary splines (20) on the head (11) and the reaction arm (1), which permits linear motion of the reaction arm (1) relative to the head (11) along the axis from a first position where the splines (20) of the splined connection interengage so as to prevent relative rotation of the reaction arm (1) and the head (11), and a second position where the splines (20) of the splined connection do not interengage and allow relative rotation of the head (11) and the reaction arm (1); and a rotational travel limiter, which limits relative rotational motion of the reaction arm (1) and the head (11). Reduces likeliness that the reaction arm (1) and head (11) will unexpectedly, unwantedly or undesirably separate.
A hydraulic torque wrench (10) comprising: a housing (12); a drive pawl (1), pivotally mounted in the housing (12); and a piston rod (2), configured to be driven and connected to the drive pawl (1) in order to drive the drive pawl (1). A ratchet gear (3), configured to be driven for rotation by the drive pawl (1). A spring (4), configured to bias the drive pawl (1) into engagement with the ratchet gear (3). A travel limiter arranged to limit a pivoting travel of the drive pawl (1) away from engagement with the ratchet gear (3). By limiting the travel of the drive pawl (1), we remove the risk of over-extension of the spring (3).
A drive (11) assembly (10) of a torque wrench (1), the drive (11) assembly (10)comprising: a ratchet (14), having internal splines (13a; 14a); a drive (11), comprising a shaft (11b) arranged to be removably received within the ratchet (14), the shaft (11b) passing through the ratchet (14) and having external splines (11a) arranged to mesh with the splines of the ratchet (14) such that rotation of the ratchet (14) rotates the shaft (11b); and a drive sleeve (13), arranged to be seated on the ratchet (14) and having internal splines (13a; 14a) matching the internal splines (13a; 14a) of the ratchet (14). The drive sleeve (13) and ratchet (14) comprise cooperating features arranged to prevent relative rotation of the drive sleeve (13) and ratchet (14) when the drive sleeve (13) is seated on the ratchet (14). Improvement of the ease of use of the tool is enabled.
The present specification relates to a power tool comprising a two-speed power transmission. The two-speed power transmission comprising a planetary gear assembly and a load responsive gear shift mechanism for directing torque through the planetary gear assembly in a high torque/low speed drive mode or past the planetary gear assembly in a low torque/high speed drive mode, wherein the planetary gear assembly is a two stage gear mechanism comprising a first and a second planetary gear stage, wherein the first planetary gear stage comprises a first sun wheel, wherein the second planetary gear stage comprises a second sun wheel, wherein the second sun wheel is a hollow sun wheel, and wherein the input shaft is arranged to extend through the hollow sun wheel thereby allowing for bypassing of second planetary gear stage in the low torque/high speed drive mode.
A method for determining a tightening class of a tightening operation performed by a tightening tool (10) is provided. The method comprises acquiring (S101) time-domain representations of sets of observed torque and angle values for fasteners (20) having been tightened by the tightening tool (10), acquiring (S102) frequency-domain representations of the observed sets of torque values, associating (S103) a tightening class with each acquired time-domain and frequency-domain representation identifying a tightening operation, training (S104) a machine-learning model with the acquired time-domain representations and frequency-domain representations and the tightening class and supplying (S105) the trained machine-learning model with a further acquired time-domain representation frequency-domain representation for a fastener having been tightened by the tightening tool (10), wherein the trained machine-learning model outputs an estimated tightening class for the supplied set of observed torque and angle values.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
59.
SOCKET FOR POWER TOOL, METHODS OF CONTROLLING POWER TOOLS, CONTROL SYSTEMS AND POWER TOOLS
A socket (28) for a power tool (10), the socket being arranged to rotate about a socket axis (32) and comprises a cylindrical section (82) having an end surface (86), a plurality of engaging surfaces (88) parallel with the socket axis on an internal side of the cylindrical section; an inner section (84) positioned radially inside the cylindrical section with respect to the socket axis and having a stopping surface (90) offset from the end surface such that the engaging surfaces are positioned between the stopping surface and the end surface; and a socket opening (30) extending radially with respect to the socket axis through the cylindrical section and the inner section; wherein the cylindrical section comprises at least one internal slope (126) on the internal side of the cylindrical section extending away from the stopping surface. Methods, control systems (40) and power tools (10) are also provided.
B25B 13/08 - SpannersWrenches with rigid jaws of open jaw type
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
60.
METHOD OF CONTROLLING AN ELECTRIC MOTOR OF A TIGHTENING TOOL
A method of controlling an electric motor of a tightening tool (9) during a tightening operation, the method comprising: a) controlling the electric motor (9b) to run at a first motor speed using a first motor speed setpoint value, b) obtaining a torque or motor current value of the electric motor, c) determining a second motor speed setpoint value lower than or equal to the first motor speed setpoint value, based on an efficiency of the tightening tool at the torque or motor current value and the first motor speed setpoint value, d) setting the second motor speed setpoint value as the first motor speed setpoint value, e) controlling the electric motor to run at a second motor speed using the first motor speed setpoint value after step d), and repeating steps b)-e) until a predetermined motor speed or torque has been reached.
B23P 19/06 - Screw or nut setting or loosening machines
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Software for use in industrial assembly tools; software for
instruction, surveillance, configuration and control of
industrial assembly tools in production lines; electronic
control systems for surveillance, configuration and control
of assembly tools in production lines; software for control
of assembly tools and measuring equipment in production
lines; software for surveillance of industrial assembly
tools handling in processes in production lines. Providing temporary use of online non-downloadable software
for industrial assembly tools; providing temporary use of
online non-downloadable software for instruction,
surveillance, configuration and control of industrial
assembly tools in production lines; providing temporary use
of online non-downloadable software for control of assembly
tools and measuring equipment in production lines; providing
temporary use of online non-downloadable software for
surveillance of industrial assembly tools handling in
processes in production lines.
Disclosed herein is a power tool (1, 301) comprising a motor (4), a drive shaft (6) connected to the motor, the drive shaft defining a longitudinal axis (a), a front end (2, 102, 202, 302) having at least one through hole (32, 132, 232, 332), said front end defining a cavity (12, 112, 212, 312) comprising a tool side end (28, 128, 228, 328) 5and a free end (30, 130, 230, 330), and a coupling mechanism (10, 110, 210, 310) for releasably connecting a removable tool head (8, 308) to the drive shaft. The coupling mechanism comprises an outer sleeve (16, 116, 216, 316) arranged at least partially around the cavity, the coupling mechanism further comprises a first biasing element(18, 118, 218, 318), at least one ball (24, 124, 224, 324) arranged at least partially 10within the at least one through hole and on an inner side of the outer sleeve, the outer sleeve comprising an inclined inner surface (38, 138, 238, 338) and an inner projection (40, 140, 240, 340) adjacent to the inclined inner surface, the first biasing element being arranged at the front end abutting the outer sleeve and the front end, the coupling mechanism being arranged to be moved between an open position, in 15which the power tool can receive the removable tool head and a closed position, in which the removable tool head is connected to and locked in the power tool, whereby in the open position the at least one ball can be displaced in an outward direction away from the longitudinal axis (a) and in the closed position the displacement in the outward direction of the at least one ball is prevented by the inner projection of the 20outer sleeve, whereby the coupling mechanism further comprises an inner sleeve (20, 120, 220, 320) arranged at least partially within the cavity, and a second biasing element (22, 122, 222, 322) abutting the tool side end of the cavity and the inner sleeve, whereby in the open position the inner sleeve is preventing the inner projection from abutting the at least one ball.
The present invention relates to an electric power tool being operable according to at least one of multiple features depending on licenses being accessible to the electric power tool using a private key adapted for providing access to licenses, the private key being storable in a client wallet associated with the electric power tool, wherein the licenses accessible for using the private key depends on license transactions successfully validated in a blockchain network.
H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
H04L 9/00 - Arrangements for secret or secure communicationsNetwork security protocols
64.
Cylinder connection assembly, cylinder and tightening module
Provided is a cylinder connection assembly comprising a ventilation connection sleeve sleeved on a piston shaft of the cylinder, the ventilation connection sleeve fixedly provided in a cylinder barrel of the cylinder and separates an inner cavity of the cylinder barrel to form front and rear air chambers, a first ventilation hole communicating with the front air chamber and a second ventilation hole communicating with the rear air chamber are provided on the ventilation connection sleeve, so that when the compressed gas is filled into the front air chamber through the first ventilation hole, or the compressed gas is filled into the rear air chamber through the second ventilation hole, the piston assembly in the cylinder barrel can move axially. Through the ventilation connection sleeve provided in the cylinder barrel, the compressed gas can directly enter the front air chamber or the rear air chamber through the ventilation hole thereon.
F15B 15/14 - Fluid-actuated devices for displacing a member from one position to anotherGearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
B23P 19/06 - Screw or nut setting or loosening machines
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/04 - Arrangements for handling screws or nuts for feeding screws or nuts
Calibration device for dynamometric tools, such as for example a torque wrench (C) for tightening, comprising a sliding mechanical structure (2) associated with a frame of a test bench (B), which allows to impart a force and a controlled rotation in such a torque tool, said tool having its clamping tool (T) engaged in a brake (F) placed on the bench (B), which simulates a clamping of a bolt. Said mechanical structure comprises a pair of longitudinal bars (3) which can be connected to said bench, on which at least one guide (4) is mounted transversely, and on this guide there is a support (5) which slides by means of movement means in the transverse direction (Y) and is provided with constraint means for the tool body, so that the tool is pivoted on the brake (F) with its tool head (T) and can rotate to simulate a tightening brake F when the support (5) is moved along this guide (4). Said means for constraining the tool body to the support (5) comprise a slide (7) to which the handle (I) of the tool is fixed, which slides along a slider (8) parallel to the wrench which at one of its ends is pivoted on the brake fulcrum (F) and can rotate around it, said slider (8) being constrained to the support (5), so that the support (5) allows the slider and the tool to rotate together.
A system (1) comprising: an industrial robot (2) comprising a robot arm end portion (3) and a power supply circuit (4) arranged to supply current to the robot arm end portion (3), and an end effector (5) comprising a power tool (6) and an accumulator module (7) (such as a battery) arranged to power operation 5of the power tool (6), the end effector (5) being attached to the robot arm end portion (3), the end effector (5) further comprising a charger (8) arranged to draw current from the power supply circuit (4) at the robot arm end portion (3) and to supply charging current to the accumulator module (7). Charging of the accumulator module (7) for the power tool (6) is facilitated and the efficiency of 10the manufacturing process is increased.
B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewingSafety devices combined with or specially adapted for use in connection with manipulators
Provided is a bit attachment device comprising an attaching sleeve, a disassembling-attaching assembly and an abutting assembly arranged in sequence. A first end of the attaching sleeve is attached to a movable rod within the tightening module via a buffer assembly to synchronize movement with the movable rod. A first end of an attaching shaft of the disassembling-attaching assembly forms a tight fit with a second end of the attaching sleeve via a spline structure, and the second end is attached to a bit. The abutting assembly is movably provided at a position on an outer periphery of the second end of the attaching sleeve, so that it can abut against the attaching shaft in a radial direction or move away from the attaching sleeve to loosen the attaching shaft, and with the buffer assembly, mitigate the impact force of the structure to be locked when the bolt is installed.
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
The present specification relates to an impulse tool comprising a motor, an output shaft, and a hydraulic pulse unit including an inertia drive member connected to the motor and rotatable about a rotation axis, an oil chamber enclosed in the inertia drive member and an impulse generating means arranged to trans fer intermittently kinetic energy to the output shaft, wherein the inertia drive member further comprises an end piece having a transverse wall, the impulse tool further comprising a disc shaped element arranged to at least partly delimit a receiving space in fluid communication with the oil chamber, formed between the disc shaped element and the transverse wall and a compressible insert arranged in fluidic communication with the receiving space, wherein the compressible insert comprises a foam body comprising a closed cell foam, and wherein the compressible insert is arranged in an insert space formed in the end piece.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
The present disclosure relates to a method of detecting an indication of a tightening tool (10) deteriorating in tightening performance, and a control device (21) performing the method. In a first aspect, a method of detecting an indication of a tightening tool (10) deteriorating in tightening performance is provided. The method comprises acquiring (S101) at least one set of observed values of a torque having been applied by the tightening tool (10) to an object (20) to be tightened over a first time period, determining (S102) whether or not an overshoot metric of the observed values in the at least one acquired set with respect to a target torque exceeds a predetermined overshoot threshold value, and if so providing (S103) an alert that an indication of performance deterioration of the tightening tool (10) has been detected.
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/145 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
70.
ARRANGEMENT FOR POWER TOOL, TOOL HEAD, POWER TOOL, AND METHOD OF CONTROLLING ARRANGEMENT
An arrangement (36) for a power tool (10), the arrangement comprising a base structure (54); a drive member (52) rotatable from a neutral position (82); a stopping device (66) comprising a movable element (68; 112; 140) and a limiting element (70; 106; 114; 128; 138); wherein the stopping device is arranged to adopt a first state (86) where the stopping device allows rotation of the drive member in a first direction (88) and generates a first counter torque (96); wherein the stopping device is arranged to adopt a second state (100) where the stopping device allows rotation of the drive member in a second direction (92) and provides a second counter torque (102); and wherein the stopping device is deflectable to switch from the first state to the second state by rotating the drive member in the second direction from the neutral position with a second switching torque (98) overcoming the first counter torque.
A feeding arrangement (12) for feeding parts (22), the feeding arrangement (12) comprising an input track (38) having an input profile (80) allowing parts (22) to be conveyed in a plurality of different orientations; a receiving track (40) having a receiving profile (82) allowing parts (22) to be conveyed with fewer orientations than the input profile (80); and a diverting section (42) between the input track (38) and the receiving track (40), the diverting section (42) comprising a diverting gap (66) arranged to divert parts (22) from the input track (38) having an orientation not fitting the receiving profile (82). A system (10) comprising a tool (14) for handling the parts (22) and a feeding arrangement (12) is also provided.
B23P 19/00 - Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformationTools or devices therefor so far as not provided for in other classes
B21J 15/32 - Devices for inserting or holding rivets in position with or without feeding arrangements
B65G 47/256 - Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles removing incorrectly orientated articles
B65G 47/14 - Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
B23P 19/06 - Screw or nut setting or loosening machines
A power tool (1) comprising: an electric motor (11) comprising a rotor, a clutch (9) comprising: a pressure plate (9d) configured to be rotatably driven by the rotor, a cam follower plate (9c), a shaft (9a) rotationally fixed relative to the cam follower plate (9c), and a preloaded resilient member (9b) arranged around the shaft (9a) and configured to press the cam follower plate (9c) against the pressure plate (9d) to rotationally fix the cam follower plate (9c) relative to the pressure plate (9d); a stationary body (10a) arranged around the shaft (9a), an axial force sensor (10c) arranged on the body (11a), and a thrust bearing or slip ring (10b) connected to the shaft (9a) and to the axial force sensor (10c), wherein the resilient member (9a) exerts an axial force on the thrust bearing or slip ring(10b), and wherein the axial force sensor (10c) is configured to detect the axial force and convert it to a measurement signal.
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
An assembly process documentation system (1) comprising: an image capturing device (3), and an image capturing device control system (5) configured to: determine whether a position of the image capturing device (3) fulfils a position condition with respect to a reference position at a manufacturing site, and/or whether an orientation of the image capturing device (3) fulfils an orientation condition with respect to a reference orientation at the manufacturing site, and set the image capturing device (3) in an enabled state in case the position fulfils the position condition and/or the orientation fulfils the orientation condition.
An arrangement (16) for a power tool (10) comprising a drive part (40) for rotational locking to a drive shaft (22) with respect to a rotation axis (24 ); a base part (32) for fixation to a base structure (20); and an output element (48) having an indexing part (42) and a driven part (46) rotatable relative to the indexing part about the rotation axis; wherein the output element is movable along the rotation axis relative to the drive part and the base part from a locked position (84) where the indexing part engages the base part and the driven part engages the drive part, to an intermediate position (98) where indexing part engages the base part and the driven part is disengaged from the drive part, and further to an unlocked position (100) where the indexing part is disengaged from the base part and the driven part is disengaged from the drive part.
Disclosed is a socket unit comprising a first body portion comprising a first rear end portion for connection to the output shaft of a power tool and a front end portion adapted for engagement with a screw joint and a second body portion comprising a second rear end portion for connection to the output shaft of the direct driven power tool or a second front end portion adapted for engagement with a screw joint. The second body portion is at least partly arranged in the first body portion, and a relative rotation between the first and second body portions is allowed, such that one of the first and second body portions may rotate over a predetermined allowable angular range when the other is in engagement with the screw joint. The present specification also relates to a corresponding method, power tool and computer readable storage medium.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Downloadable software for use in operating and monitoring industrial assembly tools; downloadable software for instruction in the nature of programming, surveillance, configuration and control of industrial assembly tools in production lines; electronic control systems comprised of computer hardware, electric sensors, and downloadable software for surveillance, configuration and control of assembly tools in production lines; downloadable software for control of assembly tools and measuring equipment in production lines; downloadable software for surveillance of industrial assembly tools handling in processes in production lines Providing temporary use of online non-downloadable software for operating and monitoring industrial assembly tools; providing temporary use of online non-downloadable software for instruction in the nature of programming, surveillance, configuration and control of industrial assembly tools in production lines; providing temporary use of online non-downloadable software for control of assembly tools and measuring equipment in production lines; providing temporary use of online non-downloadable software for surveillance of industrial assembly tools handling in processes in production lines
78.
TORQUE WRENCH EQUIPPED WITH A TIGHTENING ANGLE MEASUREMENT SENSOR
Torque wrench provided with a tightening angle measurement sensor comprising a body (11), containing control circuits and an electronic processing unit having a handle (12) at one end for gripping by an operator who performs the tightening, and an arm (13) at the other end, said arm, at its free end, comprises a seat (16) in which there are alternatively engageable a plurality of inserts suitable for engaging the tool with a corresponding type and/or size of a mechanical member on which the tool is intended to act to perform a tightening operation, there being a gyroscope for measuring the tightening angle on said arm. The electronic processing unit of the wrench of means for compensating for deviations in the value of the received angle signal of the gyroscope, based on a compensation algorithm that corrects the value of the zero angle signal received from the gyroscope.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
79.
COUPLING ARRANGEMENT FOR TOOL, AND TOOL COMPRISING COUPLING ARRANGEMENT
A coupling arrangement (18a, 18b) for a tool (10), the coupling arrangement comprising a drive part (20a, 20b) rotatable about a rotation axis (24), the drive part comprising a drive profile (46); a driven part (22a, 22b) rotatable about the rotation axis, the driven part comprising a driven profile (28) complementary to the drive profile, the driven profile being arranged to mate with the drive profile in a coupled position (62) for torque transfer between the drive part and the driven part; and an aligning arrangement (36a, 36b) arranged to force a relative rotation between the drive part and the driven part about the rotation axis from a nonaligned state (56) of the coupling arrangement, where the drive profile is not rotationally aligned with the driven profile, towards an aligned state (60) of the coupling arrangement, where the drive profile is rotationally aligned with the driven profile.
A method of detecting clutch release in a tightening tool (1) comprising an electric motor (11) and a clutch (9), the method comprising: a) determining, for each of a plurality of first values of a first motor or battery parameter obtained while the torque of the electric motor(11) is increasing, whether the first value fulfils a first clutch release indicator threshold criterion, and b) decreasing the speed of the electric motor (11) if one of the first values fails to fulfil the first clutch release indicator threshold criterion and a later first value fulfils the first clutch release indicator threshold criterion. A tightening tool (1) for performing the method is also provided.
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
81.
Power tool and two-speed gear assembly for a power tool
The present specification relates to a power tool comprising an input shaft and an output shaft and a two-speed power transmission comprising a planetary gear and a gear shift assembly for directing torque through or past the planetary gear comprising a driving member, a driven member and an axially movable coupling sleeve arranged to intercouple in a first position the driving member and the driven member and to intercouple in a second position the planetary gear and the driven member. A linear actuator is arranged to displace the coupling sleeve between the first and second position, wherein the linear actuator comprises a linearly movable push bar arranged for displacing the coupling sleeve. The present specification also relates to a method in and a two-speed power transmission for such a power tool.
A clamping tool is provided comprising a body, containing control circuits and electronic processing circuitry and having, at one end, a handle for gripping by an operator making the clamping, and on the other end, an arm. The arm comprises, at its free end, a seat that can be alternatively pluggable to a plurality of inserts suitable for engaging the tool with a corresponding type and/or dimension of a mechanical member on which the tool is configured to operate to perform a clamping operation. Sensor means are provided on the arm for detecting tightening conditions exerted on the mechanical member. Furthermore, a microprocessor electronic card is provided on the are for receiving analogic signals from the sensor means, converting the signals into digital format, and handling transfer of the signals in digital format to the electronic processing circuitry.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
A hydraulic screw tensioning device includes a tubular body, with a through opening and an annular cylinder chamber surrounding the through opening and a tubular piston movably supported in the tubular body and connectable to a screw to be tensioned. The tubular piston includes a stepped outer portion and divides the annular cylinder chamber into a first pressure chamber and a second pressure chamber. The second pressure chamber is closed by an annular end cap secured to the tubular body. The first pressure chamber is connectable to a pressure source for hydraulic fluid. The second pressure chamber is connectable to a pressure source for a compressible medium via a conduit connector mounted on the annular end cap. The conduit connector extends radially in relation to a geometric axis (A-A) of the tubular body. A damage protecting structure is provided to protect the conduit connector against accidental physical damage.
Clamping tool provided of a tightening conditions display device comprising a body (11), containing control circuits and a processing electronic unit having at one end a handle (12) for gripping by an operator making the clamping, and on the other end an arm (13). Said arm comprises a seat (16) wherein can be alternatively pluggable a plurality of inserts suitable for engaging the tool with a corresponding type and/or dimension of a mechanical member on which the tool is destined to operate to carry out a clamping operation. Sensor means are provided on said arm suitable for detecting tightening conditions exerted on said mechanical member and said display device is controlled by said electronic processing unit and comprises an annular support (2) connected to the tool, to which a plurality of lighting groups (3) are associated, provided along a circle arch long the ring and each one comprising at least two lighting points (4), the groups (3) being substantially equidistant each other along the ring, said points being destined to lighten when the clamping is finished.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
85.
A POWER TOOL WITH WIRELESS SIGNAL TRANSFER CAPABILITY
A power tool comprising: a housing, a stationary part, which is stationary relative to the housing, a rotatable part, which is rotatable about a rotation axis relative to the stationary part, and a rotary transformer (15) comprising: a stator (15a) attached to the stationary part, the stator (15a) comprising a stator coil structure, and a rotor (15b) attached to the rotatable part, the rotor (15b) comprising a rotor coil structure inductively coupled with the stator coil structure, wherein the rotor coil structure and the stator coil structure are arranged with an air gap between them in a direction along the rotation axis, wherein the stationary part comprises stationary electronic circuitry connected to the stator coil structure and the rotatable part comprises rotating electronic circuitry connected to the rotor coil structure. The power tool comprises means to compensate for an increase in the air gap potentially caused by vibrations or an impact.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
86.
Transducer for measuring the characteristics of a clamping instrument
A transducer for measuring the characteristics of a clamping instrument includes a stator which has an annular support adapted to form a substantially cylindrical longitudinal cavity adapted to receive a rotor which is also substantially shaped cylindrical adapted to rotate inside this cavity of the stator around its longitudinal axis, this rotor being provided at one end with a seat for insertion into it of the head of an instrument of tightening which determines such rotation around the axis, and a sensor arranged on its body capable of detecting specific parameters of the tightening of the instrument, and generating corresponding electrical signals. The transducer includes a magnetic coupling device adapted to transfer electrical energy from the stator to the rotor and an optical coupling device adapted to transfer the electrical signals generated by said sensor means from the rotor to the stator.
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
87.
A POWER TOOL WITH WIRELESS SIGNAL TRANSFER CAPABILITY
A power tool comprising: a housing, a stationary part, which is stationary relative to the housing, a rotatable part, which is rotatable about a rotation axis relative to the stationary part, and a rotary transformer (15) comprising: a stator (15a) attached to the stationary part, the stator (15a) comprising a stator coil structure, and a rotor (15b) attached to the rotatable part, the rotor (15b) comprising a rotor coil structure inductively coupled with the stator coil structure, wherein the rotor coil structure and the stator coil structure are arranged with an air gap between them in a direction along the rotation axis, wherein the stationary part comprises stationary electronic circuitry connected to the stator coil structure and the rotatable part comprises rotating electronic circuitry connected to the rotor coil structure. The rotor and stator comprises screen layers made of ferrite tape.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
G01L 5/24 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
Disclosed herein is a power tool comprising a motor unit (2) comprising a motor (10) and a drive axle (38) connected to the motor (10), a battery unit (6) configured to receive a battery and a handle unit (4) interconnecting the motor unit (2) and the battery unit (6), the handle unit (4) comprising: - a frame (18) extending from the motor unit (2) to the battery unit (6); - a control button (26) mounted to the frame (18) for controlling the power tool; - a circuit board (20) mounted to the frame (18) and connected to the control button (26); - cables (24, 36) interconnecting the battery unit (6), the circuit board (20) and the motor unit (2); - an antenna (86) connected to the circuit board (20) for communication of the power tool with external devices; - a pair of outer handle covers (14) for covering the handle unit (4); wherein the frame (18) is made of a an electrically conductive material.
An electric tool adapted to perform tightening operations where torque is delivered in pulses to tighten a screw joint. The electric tool including an electric motor drivingly connected to an output shaft. A processor and a memory storing software instructions that, when executed by the processor cause the electrical tool, retrieve a first power level parameter p1 indicating a first power level to be used for torque pulses up to a torque threshold. And retrieve a second power level parameter p2 indicating a second power level to be used for torque pulses above the torque threshold. Then control the speed of the electric motor, so that the electric tool provide torque pulses on the output shaft with the first power level p1 until the torque threshold is reached. And control the speed of the electric motor, so that the electric tool provide torque pulses on the output shaft with the second power level p2.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
Disclosed herein is a hydraulic power tool for tightening by applying torque pulses to a fastener, the hydraulic power tool comprising a hydraulic coupling mechanism (110, 10, 10') and a motor (108) with a motor shaft (132), the hydraulic coupling mechanism (110, 10, 10') comprising: • a first part (116, 16) comprising a passive space (120, 20) filled with oil and air and a cylinder (130, 30) being configured to be driven by the motor shaft (132); • a second part (114, 14) comprising an active space (122, 22) filled with oil, at least one hole (28) arranged at a periphery of the active space (122, 22), and • a gap (118, 18, 18') arranged between the first part (116, 16) and the second part (114, 14) interconnecting the passive space (120, 20) and the active space (122, 22) via the at least one hole (28), and • a capillary mechanism (36, 36', 36") arranged at the gap (118, 18, 18') for keeping the oil in the gap (118, 18, 18') using capillary force so that the active space (122, 22) is in any circumstance filled with oil.
B25B 21/02 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
The present specification relates to an electrically insulating tool cover assembly adapted to cover at least a front portion of a power tool, comprising a first and a second cover portion adapted to, in use, together cover the front portion of the power tool, and a releasable retaining element adapted to cooperate with a corresponding mating structure at the first and second cover portions, in order to hold the first and second cover portions together. The first and second cover portions and the retaining element are made of an electrically insulating material, such that in use, an electrical insulation may be provided for at least a part of the front portion of the power tool, and the first end is a front end of the tool cover assembly adapted to, in use, be arranged at the front end of the power tool.
A clamping tool with tightening torque control includes a body containing control circuits and an electronic processing unit having at one end a handle for the grip of an operator who performs the tightening, and at the other end an arm. The arm at its free end includes a seat into which a plurality of inserts can alternatively be inserted, suitable for engaging the tool with a corresponding type and/or size of a mechanical member on which the tool is intended to act to perform a tightening operation. On the arm there is a sensor adapted to detect the tightening torque exerted on the mechanical member.
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
B25B 23/00 - Details of, or accessories for, spanners, wrenches, screwdrivers
A screw forwarding device for a screw feeder includes a base plate, a vibration mechanism including at least one spring and a vibration motor connected to the at least one spring, and a rail for receiving screws. The rail is connected to a first end of the at least one spring and the at least one spring is arranged at an oblique angle to the rail. The screw forwarding device further includes a fastening mechanism for rigidly connecting a second end of the at least one spring to the base plate, whereby a movement path of the vibration mechanism, during a use of the screw forwarding device, defines a plane of movement. The base plate is oriented substantially parallel to the plane of movement defined by the vibration mechanism.
B65G 27/08 - Supports or mountings for load-carriers, e.g. framework, bases, spring arrangements
B65G 47/14 - Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
94.
PORTABLE SOCKET HOLDER FOR SOCKETS OR BITS CONNECTEABLE TO A POWER TOOL
The present disclosure relates to a portable socket holder for sockets or bits connectable to a power tool. The portable socket holder comprising socket compartments for different types of sockets or bits. The portable socket holder further comprising visually indication means arranged to visually indicate a socket compartment. Further the portable socket holder comprising a processor and a memory containing instructions executable by the processor, wherein the portable socket holder is operative to visually indicate by means of the visually indication means a socket compartment. The portable socket holder further comprising tightening joint element compartments for different types of tightening joint elements. The portable socket holder further comprising visually indication means arranged to visually indicate a tightening joint compartment. The portable socket holder further arranged to visually indicate based on which socket compartment that is visually indicated from which tightening joint element compartment a tightening joint element should be removed.
The present specification relates to a two-speed power transmission for a power tool comprising a planetary gear and a torque responsive gear shift mechanism for directing torque through the planetary gear in a high torque/low speed mode or past the planetary gear in a low torque/high speed mode, and comprising a driving member, a driven member, and a number of coupling elements arranged to intercouple in a first position the driving member and the driven member and in a second position the planetary gear and the driven member, the driving member comprising a number of recesses and axially acting first cam means for cooperation with the coupling elements in the first position forming part thereof. The present specification also relates to power tool comprising such a gear unit and a method for controlling such a power tool.
The present specification relates to a hand held power tool comprising a housing, the housing comprising a back handle portion at a back end thereof. And a front handle portion at a front end thereof, wherein a motor is arranged in the back handle portion and coupled to an outgoing axle extending through the front handle portion. Wherein the front handle portion comprises an inner tubular structure and an outer tubular gripping sleeve. The outer tubular gripping sleeve is circumferentially supported by at least two vibration absorbing resilient elements arranged around the inner tubular structure, such that a circumferential gap is formed between the inner tubular structure and the outer tubular gripping sleeve.
The present disclosure relates to a power tool attachment part for a power tool. The power tool attachment part comprises an elongate housing including an upper housing part and a lower housing part interconnected with the upper housing part, an input gear wheel for connection to an output shaft of a power wrench, which input gear wheel is arranged at a first end of the housing, an output gear wheel with an output connection, which output gear wheel is arranged at a second end of the housing, at least one intermediate gear wheel, which is arranged inside the housing to transmit the rotation of the input gear wheel to the output gear wheel, and at least one torque sensor configured to measure a deformation of the elongated housing.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Software for use in industrial assembly tools; Software for instruction, surveillance, configuration and control of industrial assembly tools in production lines; control systems for surveillance, configuration and control of assembly tools in production lines; software for control of assembly tools and measuring equipment in production lines; software for surveillance of industrial assembly tools handling in processes in production lines. Providing temporary use of online non-downloadable software for industrial assembly tools; Providing temporary use of online non-downloadable software for instruction, surveillance, configuration and control of industrial assembly tools in production lines; providing temporary use of online non-downloadable software for control of assembly tools and measuring equipment in production lines; providing temporary use of online non-downloadable software for surveillance of industrial assembly tools handling in processes in production lines.
A power tool attachment part for a power tool, comprising: an elongate housing including an upper housing part and a lower housing part interconnected with the upper housing part, an input gear wheel configured to be connected to an output shaft of a power wrench, which input gear wheel is arranged at a first end of the housing, an output gear wheel with an output connection, which output gear wheel is arranged at a second end of the housing, an intermediate gear wheel arranged inside the housing and configured to transmit rotation of the input gear wheel to the output gear wheel, a socket arranged concentrically with and radially inside the output gear wheel, and a torque sensor configured to measure the strain on the socket and thereby obtain a measure of the torque at the output gear wheel.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
B25B 13/48 - SpannersWrenches for special purposes
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/142 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for hand operated wrenches or screwdrivers
A power tool attachment part for a power tool, comprising: an elongate housing including an upper housing part and a lower housing part interconnected with the upper housing part. An input gear is configured to be connected to an output shaft of a power wrench, which input gear is arranged at a first end of the housing. An output gear has an output interface. The output gear is arranged at a second end of the housing. A first intermediate gear is arranged inside the housing and configured to transmit torque of the input gear to the output gear. The first intermediate gear is rotationally mounted on a first intermediate gear shaft. A torque sensor is configured to measure radial forces acting on the first intermediate gear shaft to thereby obtain a measure of the torque at the output gear.
B25B 23/147 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated wrenches or screwdrivers
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
