A battery pack includes at least one rechargeable battery cell disposed within an outer case. The outer case has an upper surface having at least one terminal opening that exposes at least one terminal electrically connected to the at least one rechargeable battery cell; a bottom wall; side surfaces extending perpendicularly from the bottom wall; and four protruding portions respectively protruding downward from four corners of the bottom wall. The four protruding portions are configured such that, when the four protruding portions of the battery pack contact a flat surface, only the four protruding portions contact the flat surface and a central portion of an exterior surface of the bottom wall does not contact the flat surface.
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
A power-supply system includes an electric work machine, a power-supply apparatus, and an adapter. The power-supply apparatus outputs a power-supply voltage. The adapter is coupled between the power-supply apparatus and the electric work machine and relays the power-supply voltage output from the power-supply apparatus to the electric work machine. A work machine communicator of the electric work machine performs, with the adapter, a digital communication in which a voltage level of an electrical signal is sequentially switched between a high level and a low level over time according to communication content. A power-supply communicator of the power-supply apparatus performs the digital communication with the adapter. An adapter communicator of the adapter performs the digital communication with the electric work machine and performs the digital communication with the power-supply apparatus.
A system may include: a motor unit comprising an output member and a fixing member; a first working unit configured to be selectively fixed to the fixing member; and a second working unit configured to be selectively fixed to the fixing member. In a case where the fixing member is fixed to the first working unit, the fixing member of the motor unit may be oriented in a first direction relative to a reference plane when the first working unit and the motor unit are in a first working posture relative to the reference plane. In a case where the fixing member is fixed to the second working unit, the fixing member of the motor unit may be oriented in a second direction relative to the reference plane when the second working unit and the motor unit are in a second working posture relative to the reference plane.
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
H02K 21/16 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
9.
MOTOR UNIT AND WORKING MACHINE COMPRISING MOTOR UNIT
A motor unit may be configured to drive a working unit. The motor unit may include: a body housing comprising a first housing and a second housing, wherein an accommodating space is defined between the first housing and the second housing, and the first housing and the second housing define an entire outer contour of the body housing; a motor positioned in the accommodating space; an output unit configured to be fixed to the working unit and drive the working unit when the motor operates; a battery terminal exposed to outside of the body housing and configured to be connected to a battery configured to supply power to the motor; and a control unit positioned in the accommodating space and configured to control the motor.
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
A power unit may include: a prime mover; a body housing supporting the prime mover, and an input unit configured to control the prime mover. The input unit may include: an input unit housing having an internal space and comprising a draw-in part configured to draw in the wire from outside the input unit housing into the internal space; and a fixing part configured to fix the input unit housing to the body housing. The input unit housing may be configured to be fixed to the body housing selectively in any arrangement among at least two arrangements.
H02K 5/04 - Casings or enclosures characterised by the shape, form or construction thereof
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
The working robot may include a working mechanism, a movement mechanism, a working motor, a movement motor, a battery configured to supply power to the working motor and the movement motor, a voltage detection unit configured to detect a voltage value of the battery, and a control unit. The control unit may be configured to obtain a detection value detected by the voltage detection unit while a target motor is in operation as a first-step voltage value, and then stop the target motor and obtain a detection value detected by the voltage detection unit while the target motor is not in operation as a second-step voltage value, and then determine whether to return the working robot to a charging station or not based on the first-step voltage value and the second-step voltage value. The target motor may be at least one of the working motor and the movement motor.
This work robot comprises: a work unit including a work mechanism for performing work and a work motor for driving the work mechanism; a battery that is rechargeable and supplies power to the work motor; a detection unit for detecting the state of the work unit; and a control unit. The control unit is configured so as to be capable of executing abnormality determination processing in which it is determined on the basis of a detection result in the detection unit whether an abnormality has occurred in the work unit. The control unit is also configured so as to be capable of executing first abnormality handling processing in which the work robot is made to return to a charging station with the work motor stopped and charging of the battery is started. The control unit executes the first abnormality handling processing when it is determined in the abnormality determination processing that an abnormality has occurred in the work unit.
G05D 1/43 - Control of position or course in two dimensions
A01D 34/64 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
A01D 34/78 - Driving mechanisms for the cutters electric
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
A working machine may include: a working unit; a prime mover configured to drive the working unit; an image capture unit configured to capture image data of an area near the working unit; and a control unit. The working machine may be configured to operate in a normal mode in which the working machine operates normally and in a safe mode in which the working machine operates more safely than in the normal mode, and the control unit may be configured to operate the working machine in the safe mode when the control unit determines that an object is approaching the working unit based on a number of pixels of which hue when the pixels are represented in an HSV format is within a predetermined range among pixels included in the image data captured by the image capture unit.
B23Q 17/24 - Arrangements for indicating or measuring on machine tools using optics
A01G 3/053 - Apparatus for trimming hedges, e.g. hedge shears portable motor-driven
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
F21V 33/00 - Structural combinations of lighting devices with other articles, not otherwise provided for
G06V 10/14 - Optical characteristics of the device performing the acquisition or on the illumination arrangements
G06V 10/56 - Extraction of image or video features relating to colour
A core drill includes: a motor having a stator and a rotor, which is rotatable relative to the stator; a speed-reducing mechanism; an output shaft that, in the state in which a core bit is mounted thereon, is rotated by the rotational force of the rotor transmitted via the speed-reducing mechanism; and a battery-mounting part, on which a battery pack is mounted. A stator outer diameter, which is the outer diameter of a stator core of the stator, is 75 mm or more; and a stator length, which is the dimension of the stator core in an axial direction, is 30 mm or more.
A core drill includes: a motor having a rotor, which is rotatable relative to a stator about a rotational axis extending in the front-rear direction; a speed-reducing mechanism, which is disposed more forward than the stator; an output shaft, at least a portion of which is disposed more forward than the speed-reducing mechanism and which, in the state in which a core bit is mounted thereon, is rotated by the rotational force of the rotor transmitted via the speed-reducing mechanism; a battery-mounting part, on which a battery pack is mounted; a motor-housing part, which houses the motor; a grip part, at least a portion of which is disposed along the extension of the rotational axis more rearward than the motor-housing part; and a controller, which controls the motor. In the front-rear direction, at least a portion of the controller is disposed between the motor and the grip part.
A cart may include a vehicle body; wheels supported by the vehicle body and configured to be in contact with a ground; a prime mover configured to drive the wheels; a handle configured to be gripped by a user walking behind the vehicle body; and a control unit configured to control an operation of the prime mover. When the cart performs a turning motion, as compared to a target vehicle speed for a turning motion in which a turning radius of the vehicle body is large, the control unit may be configured to set a slower target vehicle speed for a turning motion in which a turning radius of the vehicle body is small.
A reducer appropriately selects from three or more variable speeds to match multiple operational modes. An impact driver includes a motor, a reducer that reduces rotation from the motor to select from three or more variable speeds, a plurality of actuators to be actuated by the rotation reduced by the reducer, and a switcher that selects, from the plurality of actuators, a specific actuator to be actuated in a predetermined operational mode. The switcher causes the reducer to cooperate with the selected specific actuator and actuates the reducer at a predetermined variable speed of the three of more variable speeds corresponding to the predetermined operational mode of the selected specific actuator.
B25D 16/00 - Portable percussive machines with superimposed rotation
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
A driving tool comprises a tool main body that includes a driver for driving a U-shaped staple, and a main magazine for housing a plurality of staples that extends from the tool main body. The driving tool also comprises a sub-magazine to which a pusher and a staple guide are attachable. The pusher pushes the staples in the main magazine toward the tool main body. The staple guide is inserted between a pair of legs of the staple in the main magazine. The driving tool also comprises a guide mechanism for guiding the sub-magazine toward the tool main body from an opening position to a closing position with respect to the main magazine. The guide mechanism also guides the sub-magazine in a direction opposite to a driving direction while the sub-magazine moves from the opening position to the closing position.
One aspect of the present disclosure provides an electric-powered lubricator including a first manual switch, an electric motor, a drive circuit, a pump, and a control circuit. The control circuit controls, while the electric motor is being driven, the drive circuit such that the electric motor decelerates from a preset rotational speed in accordance with a difference between (i) a setting value and (ii) a calculated value. The setting value corresponds to a desired count of reciprocation of a plunger in the pump. The calculated value corresponds to a calculated count of reciprocation of the plunger.
A battery-powered device in one aspect of the present disclosure includes a battery port, an electric load, a controller, and a terminal block. To the battery port, a battery pack including a first battery is attached. The electric load operates with first electric power of the first battery. The terminal block includes two or more machine-side terminals, a battery holder, and a wireless communicator. The two or more machine-side terminals are coupled to two or more battery-side terminals of the battery pack, respectively. In the battery holder, a second battery is removably held. The wireless communicator (i) receives second electric power from the second battery (ii) and performs a wireless communication.
A portable cutting machine includes an electric motor, a base having a lower surface coming in contact with a workpiece, a cutting machine body coupled to an upper surface of the base and accommodating the electric motor, a handle on a rear portion of the cutting machine body and at least partially rearward from a rear end of the base, a blade on a left or a right of the handle and rotatable with the electric motor, and a battery attachment portion receiving a battery pack for powering the electric motor. The battery attachment portion includes an opening directed away from the blade, an attachment surface standing with respect to the base, and a rail receiver extending in the attachment surface to receive the battery pack in a detachable manner. The battery pack on the rail receiver extends laterally over a center plane of the handle.
A working machine may include: a prime mover; an output shaft configured to move by movement of the prime mover; a first adjusting member detachably attached to the output shaft; and a working member detachably attached to the first adjusting member. The first adjusting member may include: an attaching part attached to the output shaft; and an adjusting part attached to the working member and configured to adjust an attaching posture of the working member relative to the first adjusting member.
A working machine disclosed herein may include: a housing; a working member swingably supported by the housing and at least partially disposed outside the housing; and a counterweight disposed inside the housing and configured to swing as the working member swings. The working member and the counterweight may be configured to swing toward each other and swing away from each other.
An electric work machine according to one aspect of the present disclosure includes a motor, a drive circuit, and a control circuit. The control circuit includes a physical quantity obtainer, a variation obtainer, a sum calculator, and a drive controller. The physical quantity obtainer obtains a physical quantity every time a detection timing arrives. The variation obtainer obtains a variation of the physical quantity every time the detection timing arrives. The sum calculator calculates a sum value every time the detection timing arrives. The sum value corresponds to a sum of one or more variations. The drive controller controls the motor in accordance with a first control system via the drive circuit based on the sum value satisfying a no-load detection requirement.
H02P 23/02 - Arrangements or methods for the control of AC motors characterised by a control method other than vector control specially adapted for optimising the efficiency at low load
B23D 49/16 - Hand-held or hand-operated sawing devices with straight saw blades actuated by electric or magnetic power or prime movers
B25F 5/02 - Construction of casings, bodies or handles
A dust collection system for a power tool includes a power tool including an AC motor drivable with a switch and a tool-body power path extending from utility power to the AC motor, and a dust collection attachment attachable to the power tool to collect dust produced by the power tool in use and including a suction portion, a dust collector, a fan, a DC motor, a battery pack, and a dust-collector power path extending from the battery pack to the DC motor and electrically separate from the tool-body power path with the dust collection attachment attached to the power tool. The power tool includes a responsive unit that drives the DC motor in response to an operation on the switch with the responsive unit electrically separate from a signal path of the switch.
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
B25D 17/20 - Devices for cleaning or cooling tool or work
A backpack working machine may include: a body unit comprising a liquid tank configured to store liquid; a shoulder harness unit attached to the body unit; and an ejection tube configured to eject the liquid and being on a first side relative to the body unit when the shoulder harness unit is worn on the shoulders of the user. The shoulder harness unit may include: a right shoulder harness attached to the body unit at a first attaching part; and a left shoulder harness attached to the body unit at a second attaching part. A center position between the first attaching part and the second attaching part may be on the first side relative to a gravity center position of the body unit when the liquid is stored in the liquid tank at a maximum capacity of the liquid tank.
B05B 7/24 - Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
A power tool and a dust collection attachment have their respective batteries as power supplies and can continue operating when one of the batteries is depleted. A dust collection system for a power tool includes a power tool including a switch, a tool-body DC motor, a tool-body controller, and a tool-body battery, and a dust collection attachment attachable to the power tool and including a suction portion, a dust collector, a fan, a dust-collector DC motor, a dust-collector controller, and a dust-collector battery. When the dust collection attachment is attached to the power tool, the tool-body controller and the dust-collector controller are electrically connected to each other. The dust-collector controller uses the tool-body battery singly to supply power to the tool-body DC motor and the dust-collector DC motor or uses the dust-collector battery singly to supply power to the tool-body DC motor and the dust-collector DC motor.
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
A47L 7/00 - Suction cleaners adapted for additional purposesTables with suction openings for cleaning purposesContainers for cleaning articles by suctionSuction cleaners adapted to cleaning of brushesSuction cleaners adapted to taking-up liquids
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleanerControlling suction cleaners by electric means
B25D 17/20 - Devices for cleaning or cooling tool or work
30.
POWER TOOL DUST COLLECTION ATTACHMENT AND POWER TOOL
A self-suction dust collection attachment including a dust collection motor and a fan can be mechanically coupled and electrically connected to multiple types of power tools. A dust collection attachment attachable to a first power tool includes a casing, a suction portion, a dust collector that captures dust sucked through the suction portion, a fan that generates a suction force in the suction portion, a dust collection motor that rotates the fan, and an adapter attachable to at least a second power tool and detachably attachable to the casing. The adapter includes a mechanical coupler that couples the casing and the second power tool and an electrical connector that electrically connects the dust collection attachment and the second power tool when the dust collection attachment is coupled to the second power tool.
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
A47L 5/22 - Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
A47L 7/00 - Suction cleaners adapted for additional purposesTables with suction openings for cleaning purposesContainers for cleaning articles by suctionSuction cleaners adapted to cleaning of brushesSuction cleaners adapted to taking-up liquids
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleanerControlling suction cleaners by electric means
B25D 17/20 - Devices for cleaning or cooling tool or work
An electrical device includes: a main body including a light assembly that emits light; and a hook including a base part detachably attachable to the main body and a hanging part to be hung on an object, so as to suspend the main body from the object.
An electric work machine has less size increase. An electric work machine includes a power supply device, a first electric component, a second electric component, a first electric wire connecting the power supply device and the first electric component, a second electric wire connecting the power supply device and the second electric component, a power supply housing accommodating the power supply device, a first housing accommodating the first electric component, a second housing accommodating the second electric component, and a sheath accommodating the first electric wire and the second electric wire. The sheath has a first end located inside the power supply housing, and a second end located inside the first housing. The second electric wire extending from the sheath is placed in the second housing.
A driver-drill (1) includes a motor (6) having a stator (61) and a rotor (62); an output part (8) including: a spindle (81), which is disposed more forward than the motor and, in response to application of a rotational force transmitted from the rotor, is rotated around a rotational axis (AX) extending in the front-rear direction; and a chuck (82), which is mounted on the spindle; and a speed-reducing mechanism (30), which is configured to rotate the output part at a rotational speed that is lower than the rotational speed of the rotor but at a higher torque. The maximum fastening torque of the output part is 160 N·m or more.
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
B23B 45/00 - Hand-held or like portable drilling machines, e.g. drill gunsEquipment therefor
B23B 45/02 - Hand-held or like portable drilling machines, e.g. drill gunsEquipment therefor driven by electric power
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
A backpack type assembly may include a backpack type carrier configured to be worn by a user and a device configured to be attached to the backpack type carrier. The backpack type carrier may include a pair of shoulder straps configured to be worn on both shoulders of the user, a back plate to which the pair of shoulder straps and the device are attached, a waist belt configured to be wrapped around a waist of the user, and a connection mechanism configured to connect between the back plate and the waist belt. The connection mechanism may include an elastic member having a flexural rigidity smaller than a flexural rigidity of the back plate. A force applied to the connection mechanism from one of the back plate and the waist belt may be transmitted through the elastic member to the other of the back plate and the waist belt.
A45F 3/08 - Carrying-framesFrames combined with sacks
A45F 3/00 - Travelling or camp articlesSacks or packs carried on the body
A45F 3/04 - Sacks or packs carried on the body by means of two straps passing over the two shoulders
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/247 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
A working machine may include a rotary blade, an output shaft, a prime mover, a working machine body, a blade cover, and a cover retainment mechanism rotatably supporting the blade cover about a cover rotation axis. The cover retainment mechanism may include a first member including a first cylindrical portion enclosing the output shaft, an outer thread defined in an outer circumferential surface of the first cylindrical portion, and a first cover support portion supporting the blade cover in a first direction which is along the cover rotation axis and a second member including a second cylindrical portion disposed radially outside the first cylindrical portion, an inner thread defined in an inner circumferential surface of the second cylindrical portion and onto which the outer thread is screwed, and a second cover support portion supporting the blade cover in a second direction which is opposite to the first direction.
B27G 19/04 - Safety guards or devices specially adapted for wood sawsAuxiliary devices facilitating proper operation of wood saws for circular saws for manually-operated power-driven circular saws
B23D 45/16 - Hand-held sawing devices with circular saw blades
B28D 1/04 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor by sawing with circular saw blades or saw discs
B28D 7/02 - Accessories specially adapted for use with machines or devices of the other groups of this subclass for removing or laying dust, e.g. by spraying liquidsAccessories specially adapted for use with machines or devices of the other groups of this subclass for cooling work
A reciprocating tool includes a motor, a reciprocating member, and a crank mechanism. The motor is disposed in a housing. The reciprocating member projects from the housing. The crank mechanism converts rotation of a rotation shaft of the motor into reciprocation of the reciprocating member. The crank mechanism rotates around an axis in a lateral direction by rotation transmission from the rotation shaft, and the crank mechanism includes a crank member having an eccentric pin, a connecting rod coupling the eccentric pin to the reciprocating member, and a balancer coupled to the eccentric pin, and the balancer is supported by the eccentric pin alone in the housing.
H02K 7/075 - Means for converting reciprocating motion into rotary motion or vice versa using crankshafts or eccentrics
H02K 9/02 - Arrangements for cooling or ventilating by ambient air flowing through the machine
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
A power tool system includes at least one controlled device including a power tool, and a voice control device configured to wirelessly communicate with the at least one controlled device. The voice control device includes a at least one first processor configured to control operation of the at least one controlled device. The at least one first processor is configured to acquire voice data, and to control operation of the power tool in accordance with a command relating to the operation of the power tool and identified based on the voice data.
A hammer drill includes a boss sleeve rotatably and externally mounted to an intermediate shaft separately from the intermediate shaft. The boss sleeve includes a rod coupled to a rear end of a piston cylinder via a swash bearing. The boss sleeve is configured to rotate to convert a rotation of the intermediate shaft into a reciprocating motion in a front-rear direction of the rod and transmit the reciprocating motion to the piston cylinder. The hammer drill includes a second clutch disposed at the intermediate shaft. By performing a switch operation of a slide position of the second clutch, a hammer mode in which the second clutch is engaged with the boss sleeve to reciprocate the piston cylinder back and forth and another operation mode are selectable. The boss sleeve is rotatably cantilevered not to be in contact with the intermediate shaft by an inner housing via a bearing.
A working machine may include a working unit, a prime mover configured to drive the working unit, a housing that supports the working unit and houses the prime mover, a trigger lever extending through a through hole defined in the housing so as to be located inside and outside the housing and configured to be manipulated by a user, a sensor configured to detect a movement of the trigger lever, and a control unit configured to control the prime mover based on a detection result by the sensor. The trigger lever may be rotatably supported by the housing via a rotation shaft. The trigger lever may include a block portion that has a shape of a substantially solid of revolution about a rotation axis of the trigger lever. A peripheral edge of the through hole may include a facing edge that faces an outer circumferential surface of the block portion.
A power tool system includes a hand-held power tool, a battery pack and an adapter. The hand-held power tool includes a power tool housing that accommodates a motor, and a battery pack interface electrically connected to the motor. The battery pack includes a battery pack housing that accommodates at least one battery cell, and a power tool interface electrically connected to the at least one battery cell. The power tool interface is configured to be physically and electrically connected to and disconnected from the battery pack interface of the power tool. The adapter includes a wireless communicator configured to wirelessly communicate data to/from an external device using radio waves, a self-contained power supply configured to supply electric power to the wireless communicator and an interface configured to attach the adapter to the power tool housing and/or the battery pack housing.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B25F 3/00 - Associations of tools for different working operations with one portable power-drive meansAdapters therefor
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
B25F 5/02 - Construction of casings, bodies or handles
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
G08C 17/02 - Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
A power tool includes a motor and a housing. The motor includes a rotor rotatable in one direction about a motor rotation axis and including a rotor shaft to which a fan and a commutator are fixed, a stator surrounding the rotor, and a carbon brush in contact with the commutator. The housing supports the stator and includes a cylinder, a bottom connected to the cylinder, a vent in the bottom, and a rib protruding from the bottom. P1
H02K 5/20 - Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
B24B 23/02 - Portable grinding machines, e.g. hand-guidedAccessories therefor with rotating grinding toolsAccessories therefor
B24B 47/12 - Drives or gearings for grinding machines or devicesEquipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
H02K 1/18 - Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
H02K 5/14 - Means for supporting or protecting brushes or brush holders
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
H02K 9/28 - Cooling of commutators, slip-rings or brushes, e.g. by ventilating
Driver bits comprise a body, a tip disposed at proximal end of the body and configured to engage a faster, a shank disposed at distal end of the body and configured to fit into a power tool, a neck extending between the tip and the shank, and a torsion transfer section with one or more rings at distal end of the tip to absorb and transfer torque to torsion zone of the neck. The shank can also include one or more rings at proximal end of the shank to distribute impact force from the shank to the torsion zone of the neck.
An electric work machine according to the present disclosure includes: a motor; and a first control circuit. The first control circuit increases a first counter on the basis of the acquired or estimated line current value being greater than a current threshold. The first control circuit decreases the first counter on the basis of the calculated rotational speed being greater than a speed threshold. The first control circuit stops the motor on the basis of the first counter exceeding a first threshold.
H02H 7/085 - 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 against excessive load
A01G 3/08 - Other tools for pruning, branching or delimbing standing trees
A power tool includes an anvil (14) operably driven by a motor (10); an insertion hole (91) defined the anvil, into which a bit is insertable; a through hole (92) extending radially from the insertion hole; a ball (93) disposed in the through hole; and a manually-movable sleeve (99) mounted around on the anvil and being axially slidable relative to the anvil. At a retracted position, the manually-movable sleeve presses the ball radially inwardly. At an advanced position, the manually-movable sleeve releases the pressing of the ball. A flat spring (97) is configured to bias the ball radially inwardly. The manually-movable sleeve has a length such that the flat spring is exposed at the advanced position.
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
A rechargeable angle drill includes: a motor, which includes a rotor configured to rotate about a motor rotation axis, the motor rotation axis extending in an up-down direction; a motor housing part, which houses the motor; a trigger lever, which is operated to start the motor; a handle housing part, which is disposed upward of the motor housing part and in which the trigger lever is provided; a speed reduction mechanism; a gear housing part, which is disposed downward of the motor housing part and houses the speed reduction mechanism; and a rotation output part, which protrudes forward from the gear housing part and rotates about an output rotation axis orthogonal to the motor rotation axis based on a rotational force transmitted from the motor via the speed reduction mechanism. The trigger lever is disposed upward of a center of the handle housing part in the up-down direction.
A backpack assembly may include a backplate extending in an up-down direction; an elastic member fixed on the backplate and configured to stretch in the up-down direction; and a shoulder belt including an accommodating part. The accommodating part may include an opening for inserting the elastic member and accommodate a portion of the elastic member.
An electric hammer can collect dust without using an external dust collection device. An electric hammer includes a motor, a body incorporating the motor, a striker assembly operable in response to the motor being driven to strike a bit attached along a striking axis, a dust collection fan rotatable in response to the motor being driven, a dust collection channel having a suction port being open toward a tip of the bit to generate a suction force in the suction port in response to rotation of the dust collection fan, and a dust collector located on the dust collection channel to collect dust sucked through the suction port.
B25D 17/20 - Devices for cleaning or cooling tool or work
A47L 7/00 - Suction cleaners adapted for additional purposesTables with suction openings for cleaning purposesContainers for cleaning articles by suctionSuction cleaners adapted to cleaning of brushesSuction cleaners adapted to taking-up liquids
A47L 9/28 - Installation of the electric equipment, e.g. adaptation or attachment to the suction cleanerControlling suction cleaners by electric means
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
A blower includes a body, a motor, and a single fan configured to rotate in response to rotation of a motor shaft to discharge air through a discharge opening. The maximum rotational speed of the motor shaft is within a range of 50,000 rpm to 120,000 rpm. An area of the discharge opening is changeable by a user. The blower is configured to selectively operate in a first mode or in a second mode according to the area of the discharge opening. In the first mode, the maximum blowing force of the air discharged through the opening is within a range of 2.5 N to 5.0 N when the motor is driven at the maximum rotational speed. In the second mode, the maximum dynamic pressure of the air discharged is within a range of 30 kPa to 65 kPa when the motor is driven at the maximum rotational speed.
An angle impact tool includes: a brushless motor having a stator and a rotor, which rotates around a first rotational axis relative to the stator; an impact mechanism, which is rotated by the rotor; an output shaft, which is impacted by the impact mechanism and rotates around a second rotational axis; a motor housing, which houses the brushless motor; and one or more battery-mounting parts, on which one or more battery packs is (are respectively) mounted. In a front-rear direction, which is orthogonal to the second rotational axis, the impact mechanism and the output shaft are disposed more forward than the brushless motor. The front-rear direction and the output shaft are orthogonal to each other. The maximum fastening torque of the output shaft is 500 N·m or more and less than 1,000 N·m.
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
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
An auxiliary handle for a work tool reduces vibrations transmitted to a grip. An auxiliary handle for a work tool is an auxiliary handle detachably attachable to the work tool. The auxiliary handle includes an attachment being elongated, elastically deformable, and windable around an outer circumference of the work tool, a threaded shaft including a basal portion connected to two ends of the attachment, a base being cylindrical and receiving the threaded shaft, a distal member being adjacent to a distal end of the base and receiving a distal end of the threaded shaft screwed into the distal member, and a grip being cylindrical and covering the base.
A power tool is configured such that at least one accessory is mountable in a detachable manner. The power tool includes at least one camera and a determining part. The at least one accessory may be an auxiliary handle and/or a cover, which at least partially covers a tool accessory mounted on the power tool in a detachable manner. The determining part is configured to perform image processing on image data output from the at least one camera and to determine whether the state of the at least one accessory is normal based on at least whether the at least one accessory is mounted on the power tool.
A power tool can receive two different auxiliary handles in a replaceable manner. A power tool includes a tool body, a main handle, a cylindrical handle mount to which a first auxiliary handle or a second auxiliary handle is attachable and having a groove, the first auxiliary handle, and the second auxiliary handle. The first auxiliary handle includes an arc-shaped first band, a band holder that changes the diameter of the first band, and a first protrusion engageable with the groove. The second auxiliary handle includes an arc-shaped second band having a cutout in an axial direction, a fastener that changes the diameter of the second band, and a second protrusion engageable with the groove.
An impact wrench includes: a brushless motor comprising a stator and a rotor, which rotates relative to the stator, an impact mechanism, which is rotated by the rotor, an anvil, which is impacted by the impact mechanism; and one or more battery-mounting parts, on which one or more battery packs is (are respectively) mounted. The maximum fastening torque of the anvil is 3,200 N·m or more.
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
B25F 5/02 - Construction of casings, bodies or handles
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
12 - Land, air and water vehicles; parts of land vehicles
18 - Leather and imitations of leather
20 - Furniture and decorative products
Goods & Services
Tool chests of metal, empty; Chests of metal; Trays of metal; Metal tool carriers and containers for use with modular storage systems; Metal joinery fittings; Safes. Machines and apparatus for wax-polishing, electric; Vacuum cleaners; Brushes for vacuum cleaners; Suction nozzles for vacuum cleaners; Vacuum cleaner bags; Vacuum cleaner hoses; Vacuum cleaners and parts and accessories thereof. Accumulators [batteries]; Batteries and cells; Solar batteries; Battery boxes; Chargers for electric batteries; Electric cables for chargers; electrical power supplies; Loudspeakers; Wearable speakers; Thin film speakers; Portable speakers; Wireless speaker microphones; inverters for power supply; Radios; Telecommunication machines and apparatus; Battery chargers; Power distribution or control machines and apparatus; Rotary converters; Phase modifiers. Electric lamps and other lighting apparatus; Refrigerating apparatus and machines; Freezing machines and apparatus for industrial purposes; Pocket search lights; Coolers, electric. Two-wheeled trolleys; Carts; Rickshaws; Sleighs and sleds [vehicles]; Horse-drawn carriages; Riyakah [two-wheeled carts]; Casters for trolleys [vehicles]; Handling carts; Hose carts; Roll cage trolleys; Trolleys; Mobile storage carts and trolleys. Bags; Pouches; Tool bags; Backpacks; carrying bags; Boston bags; Tool bags and pouches for use with modular storage systems (sold empty). Plastic containers for packaging, shipping, transportation, content protection and storage; Plastic lidded boxes for storing tools, leisure goods, sporting goods, and other various items; Storage box with casters for storing tools, leisure equipment, sports equipment, etc; Trolleys [furniture]; Work benches; Chests, not of metal; Shelves for storage; Tool boxes, not of metal; Display shelves; Display stands; Non-metallic toolboxes and storage containers for use in modular storage systems; Furniture.
06 - Common metals and ores; objects made of metal
20 - Furniture and decorative products
Goods & Services
(1) Plastic containers for packaging, shipping, transportation, content protection and storage; Plastic lidded boxes for storing tools, leisure goods, sporting goods, and other various items; Storage box with casters for storing tools, leisure equipment, sports equipment; Trolleys [furniture]; Work benches; Chests, not of metal; Shelves for storage; Tool boxes, not of metal; Display shelves; Display stands; Non-metallic toolboxes and storage containers for use in modular storage systems; Furniture
63.
ELECTRIC-POWERED LUBRICATOR, AND METHOD FOR CALIBRATING ELECTRIC-POWERED LUBRICATOR
An electric-powered lubricator in one aspect of the present disclosure includes a first manual switch, an electric motor, a drive circuit, a pump, a memory device, and a control circuit. The memory device stores one or more reference values. Each of the one or more reference values corresponds to a mass of lubricant to be dispensed from a dispensing port of the pump per reciprocation of a plunger of the pump. The control circuit in a calibration mode calculates a new reference value based on (i) an input value and (ii) a count of reciprocation of the plunger. The input value corresponds to a measured total mass of the lubricant dispensed from the dispensing port.
A dust collection container includes a hollow member having a storage space, a tubular member fixed to the hollow member and defining a passage communicating with the storage space of the hollow member, and a biasing member. The tubular member includes at least one tubular wall, a protrusion, and a wall part. The at least one tubular wall extends along a first axis extending in a first direction. The protrusion protrudes from a first one of an inner peripheral surface and an outer peripheral surface of the at least one tubular wall in a direction orthogonal to the first axis. The wall part protrudes from the first one of the inner peripheral surface and the outer peripheral surface on which the protrusion is disposed. The biasing member is adjacent to the wall part of the tubular member, and between the protrusion and the wall part in the first direction.
A cutting machine includes a base having an abutment surface, a cutting machine body and at least one tilt support part that supports the cutting machine body such that the cutting machine body can be tilted relative to the base around a first axis. The at least one tilt support part includes a tilt plate fixed to the cutting machine body, an angular plate arranged to face the tilt plate and fixed to the base, and a link arm configured to connect the tilt plate and the angular plate. When the cutting machine body is tilted, the tilt plate tilts together with the cutting machine body, and facing surfaces of the tilt plate and the angular plate slide in contact with each other, and the link arm tilts around a second axis parallel to the first axis in interlocking with tilting of the cutting machine body.
[Solution] A table saw (1) includes a table (4) where a cut-target material is placed. The table saw (1) has a base (2) supporting the table (4) from below. The table saw (1) has, adjacent to the table (4), an auxiliary placing part (40) where the cut-target material is placed. The table saw (1) has an arm (50) which moves the auxiliary placing part (40) closer to or away from the table (4). First sections (51a, 54a) of the arm (50) are rotatably connected to a main placing part (5) which comprises the table (4) and the base (2). Second sections (51b, 54b) of the arm (50) are rotatably connected to the auxiliary placing part (40).
B27B 5/29 - Sawing machines working with circular saw bladesComponents or equipment therefor DetailsComponent partsAccessories
B23D 47/02 - Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of framesSawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of guiding arrangements for work-table or saw-carrier
B27B 5/20 - Saw benches with feedable circular saw blade, e.g. arranged on a carriage the saw blade being adjustable according to depth or angle of cutRadial saws, i.e. sawing machines with a pivoted radial arm for guiding the movable carriage
B27G 19/02 - Safety guards or devices specially adapted for wood sawsAuxiliary devices facilitating proper operation of wood saws for circular saws
An impact wrench includes an anvil to which a socket is attachable, a hammer located above the anvil to strike the anvil in a rotation direction, a brushless motor located above the hammer and including a rotor and a stator, a controller that controls rotation of the brushless motor, a case accommodating the hammer, a rod located above the case, a head located above the rod, accommodating the controller, and including a battery mount to which a battery pack is attachable, a forward-reverse switch, and a panel elongated in a lateral direction, and a grip extending from the head in the lateral direction and including a trigger switch.
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
A rebar tying robot disclosed herein may be configured to perform a rebar tying operation in which the rebar tying robot performs alternately and repeatedly an operation of moving over a primary rebar and a secondary rebar and an operation of tying the primary rebar and the plurality of secondary rebar together at points where the primary rebar and the plurality of secondary rebar intersect. The rebar tying robot may include a control unit, a longitudinal movement mechanism, a lateral movement mechanism, and a positional information detection mechanism configured to detect a current position of the rebar tying robot. The control unit may be configured to execute a return process in which the control unit control the rebar tying robot to move from the current position of the rebar tying robot to a specific position without performing the rebar tying operation.
A table saw has a table on which the workpiece is placed. The table saw has a main body located below the table and equipped with a motor. The table saw has a cutting blade connected to the motor and penetrating the table in an up-down direction. The table saw has a guide mechanism for tilting the cutting blade along with the main body with respect to the table. The guide mechanism moves the center of the cutting blade downward and away from the table as the upper end of the cutting blade is moved closer to the table, and to the right (second side) opposite to the left (first side) to which the upper end moves.
B23D 45/06 - Sawing machines or sawing devices with circular saw blades or with friction saw discs with a circular saw blade arranged underneath a stationary work-table
B27B 5/36 - Mounting for swivelling or tilting the circular saw blade
The cutter unit of a lawn maintenance machine may include: a shaft; and an even number of cutter blades aligned in a left-right direction extending from the first portion away from a rotation axis. Each of the even number of cutter blades may be attached to the shaft in one of the at least three postures. A number of the cutter blades disposed to a right of a center position may be same as a number of the cutter blades disposed to a left of the center position. A disposition of the cutter blades in the right-left direction as viewed from the center position toward the right may be same as a disposition of the cutter blades in the right-left direction as viewed from the center position toward the left. The postures of two cutter blades being at a same distance from the center position may be same.
A01D 34/67 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
A lawn maintenance machine may include: a pair of wheels configured to rotate on a ground; a handle unit configured to be gripped by a user while the lawn maintenance machine is moving; a working unit configured to work on the ground; an electric motor configured to drive the working unit; a fan configured to rotate by operation of the electric motor; a housing configured to support the working unit and housing the electric motor and the fan; and a wall disposed outside the housing and attached to the housing. The housing may have a connection opening which connects an inside and an outside of the housing and through which air flows by a rotation of the fan. The wall may be disposed to face the connection opening.
A rebar tying robot may include a rebar tying unit, a conveying unit configured to convey the rebar tying unit, and a control unit configured to control an operation of the conveying unit. The conveying unit may include a longitudinal movement mechanism configured to move the rebar tying robot in a front-rear direction, and a first three-dimensional distance sensor configured to output first point cloud data which represents a three-dimensional position of a subject in a first field of view by point clouds. The control unit may be configured to execute a first rebar extraction process in which the control unit extracts point clouds from the point clouds included in the first point cloud data and a rebar model generation process in which the control unit generates a rebar model based on the point clouds extracted in the first rebar extraction process.
B21F 15/06 - Connecting wire to wire or other metallic material or objectsConnecting parts by means of wire wire with wire with additional connecting elements or material
B25J 5/00 - Manipulators mounted on wheels or on carriages
E04G 21/12 - Mounting of reinforcing insertsPrestressing
A driving tool has a tool body with a driving channel. A magazine is attached to the tool body. A pusher biases driven members inside the magazine toward the driving channel. The driver strikes one of the driven members fed in the driving channel. A blank drive preventing mechanism restricts a driving operation of the driver when a number of driven members inside the magazine is less than or equal to a predetermined number. The resistance-applying member applies resistance to the driven members remaining inside the magazine when the blank drive preventing mechanism is actuated and maintains the orientation of the driven members. The resistance-applying member is provided at a location corresponding to the shortest available driven member.
A driving tool includes a driver moving along a driving passage and a lift mechanism for moving the driver. The driving tool includes a pusher and an idling strike prevention mechanism interlocking with a position of the pusher. The pusher pushes a driving member from a side opposite to a first end surface of a tool main body such that the driving member contacts a tip end of the driver at a standby position. When the driver moves from the standby position to a top dead center, the pusher supplies the driving member to the driving passage. After that, the driver moves downward to a driving position to drive the driving member. When no driving member is left, the idling strike prevention mechanism restricts activation of the driving tool in interlocking with the pusher such that the pusher moves to an activation restriction on a side of the driving passage.
A tip tool mounting structure for a machining device includes a shaft portion and a holding member. The shaft portion includes a ridge extending in a longitudinal direction and projecting outward in a radial direction. The holding member includes a protrusion projecting outward in the radial direction, switches between an attached and detached state and a fixed state by the rotation, the holding member is configured to be temporarily fixed in the attached and detached state, the attached and detached state is a state in which the protrusion overlaps with the ridge in the longitudinal direction, and the fixed state is a state in which the protrusion does not overlap with the ridge in the longitudinal direction. The temporary fixation of the holding member is automatically released by a movement of a tip tool to an opposite distal end side in the longitudinal direction.
A battery pack comprises a plurality of pouch battery cells stacked along a first direction; a main board located in the first direction relative to the plurality of pouch battery cells and including a power port for electrical connection to an external device; a sub board located in a second direction perpendicular to the first direction relative to the plurality of pouch battery cells and connected to positive electrode tabs and negative electrode tabs of the plurality of pouch battery cells; and a connection member electrically connecting the sub board to the main board.
H01M 50/211 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
H01M 50/291 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 50/507 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
A lock member is slidably provided in a pusher that pushes driven members in a feed direction. An engaging portion of the lock member engages a locking portion of a contact arm to restrict an ON operation of the contact arm. The lock member is relatively retracted against a lock biasing member when the engaging portion is pressed against the contact arm.
A working machine may include a first operation rod extending in a front-rear direction, a front unit disposed frontward of the first operation rod, a rear unit disposed rearward of the first operation rod, a first wire disposed in an interior of the first operation rod, a first terminal electrically connected to the first wire, a first connector housing holding the first terminal and configured to pass through the interior of the first operation rod in the front-rear direction, a retainer configured to retain the first connector housing at one end of the first operation rod, a second terminal, and a second connector housing holding the second terminal and configured to be detachably attached to the first connector housing. The first terminal and the second terminal may be electrically connected to each other by the first connector housing and the second connector housing being attached to each other.
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
12 - Land, air and water vehicles; parts of land vehicles
18 - Leather and imitations of leather
20 - Furniture and decorative products
Goods & Services
Tool chests of metal, empty; Chests of metal; Trays of metal; Metal tool carriers and containers for use with modular storage systems; Metal joinery fittings; Safes Machines and apparatus for wax-polishing, electric; Vacuum cleaners; Brushes for vacuum cleaners; Suction nozzles for vacuum cleaners; Vacuum cleaner bags; Vacuum cleaner hoses; Vacuum cleaners and parts and accessories thereof Accumulators being batteries; Batteries and cells; Solar batteries; Battery boxes; Chargers for electric batteries; Electric cables for chargers; electrical power supplies; Loudspeakers; Wearable speakers; Thin film speakers; Portable speakers; Wireless speaker microphones; inverters for power supply; Radios; Telecommunication machines and apparatus; Battery chargers; Power distribution or control machines and apparatus; Rotary converters; Phase modifiers Electric lamps and other lighting apparatus; Refrigerating apparatus and machines; Freezing machines and apparatus for industrial purposes; Pocket search lights; Coolers, electric; Household electrothermic appliances, other than for beauty or sanitary purposes Two-wheeled trolleys; Carts; Rickshaws; Sleighs and sleds being vehicles; Horse-drawn carriages; Riyakah being two-wheeled carts; Casters for trolleys being vehicles; Handling carts; Hose carts; Roll cage trolleys; Trolleys; Mobile storage carts and trolleys Bags; Pouches; Tool bags; Backpacks; carrying bags; Boston bags; Tool bags and pouches for use with modular storage systems (sold empty) Plastic containers for packaging, shipping, transportation, content protection and storage; Plastic lidded boxes for storing tools, leisure goods, sporting goods, and other various items; Storage box with casters for storing tools, leisure equipment, sports equipment, etc.; Trolleys being furniture; Work benches; Chests, not of metal; Shelves for storage; Tool boxes, not of metal; Display shelves; Display stands; Non-metallic toolboxes and storage containers for use in modular storage systems; Furniture
A battery pack according to one aspect of the present disclosure comprises a battery, a cell holder, a substrate, a first connection terminal, a second connection terminal, a busbar, and two conductive pins. The busbar includes a shunt resistor, and is mounted on a first surface and soldered to a second surface. The shunt resistor is disposed over a line passing through the center between the first cell and the second cell. The two conductive pins protrude from a first end and a second end of the shunt resistor to the second surface via the first surface.
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/50 - Current conducting connections for cells or batteries
H01M 50/569 - Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
A portable machining apparatus includes a motor, an output shaft extending in an axial direction and configured to be rotated by a rotational driving force of the motor, a tool accessory configured to perform an eccentric circular motion in response to the rotation of the output shaft, a dust collection fan fixed to the output shaft so as to circumferentially surround the output shaft, a motor cooling fan configured to be rotated by the rotational driving force of the motor, and a balancer attached to at least one fan of the dust collection fan and the motor cooling fan. A flow passage is formed so as to radially outward exhaust air flowing in the axial direction toward the at least one fan at a circumferential position between an edge portion opposite from the balancer in the axial direction and the balancer at which position the balancer is attached.
B24B 23/02 - Portable grinding machines, e.g. hand-guidedAccessories therefor with rotating grinding toolsAccessories therefor
B24B 41/00 - Component parts of grinding machines or devices, such as frames, beds, carriages or headstocks
B24B 47/12 - Drives or gearings for grinding machines or devicesEquipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
B24B 55/10 - Dust extraction equipment on grinding or polishing machines specially designed for portable grinding machines, e.g. hand-guided
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
A pad for a sander includes a flat surface for attaching sanding paper. The pad further includes a side surface including a first portion having a first angle as an inclination angle with respect to the flat surface, and a second portion having a second angle smaller than the first angle as the inclination angle.
A dust bag includes a frame disposed inside the bag main body. The frame includes at least one non-flexible portion extending in the first direction and/or a second direction perpendicular to the first direction so as not to have flexibility in the first direction, and at least one flexible portion coupled with the at least one non-flexible portion and extending in an intersection direction intersecting with the first direction and the second direction so as to have flexibility in the first direction. The frame is configured to be extensible and compressive in the first direction due to the at least one flexible portion deflected when an external force is applied in the first direction. A total width of the at least one flexible portion in the first direction is equal to or wider than a total width of the at least one non-flexible portion in the first direction.
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
A driving tool includes a feeder that successively loads a driving member to a loading position. A driver moves downward in a driving direction to drive the driving member loaded to the loading position. A plurality of driving members are combined in parallel by a flexible member. A lifter engages the driver to move the driver upward in a direction opposite to the driving direction. A position detection sensor detects a rotation position of the lifter to detect a position of the driver. A controller determines that a tip end of the driver is positioned above the loading position according to a signal from the position detection sensor. The controller loads the driving member via the feeder.
A rebar tying tool may include: a screw shaft configured to rotate; a sleeve through which the screw shaft is inserted, and configured to move in a front-rear direction and rotate; a fin member attached to the sleeve and configured to permit and prohibit rotation of the sleeve; a push member attached to the sleeve and configured to rotate about the sleeve, wherein the push member does not rotate along with the rotation of the sleeve; an operated unit having a longitudinal direction in the front-rear direction and configured to be operated by the push member when the sleeve moves in the front-rear direction; and a grasping unit protruding from a front part of the sleeve, configured to rotate with the sleeve, and configured to grasp the wire. The push member may be disposed on a front side relative to the fin member.
A rebar tying tool may be configured to tie rebars with a wire. The rebar tying tool may include: a feeding unit configured to feed the wire; a guiding unit configured to guide the wire around the rebars; and a grasping unit configured to grasp the wire around the rebars. The grasping unit may include a wire tip guiding surface configured to contact a tip of the wire when the wire is guided around the rebars by the guiding unit. The wire tip guiding surface may be configured to guide the tip of the wire in a direction approaching the rebars when the wire tip guiding surface is in contact with the tip of the wire.
An electric work machine (1) includes: a motor (21) having a rotor (23), which rotates about rotational axis (AX), and a stator (24), which is disposed around the rotor; and an output portion (25), which rotates when a rotational force is generated by the motor. The stator comprises: a stator core (33); an insulator (34), which is fixed to the stator core; a plurality of coils (35), which is fixed to the insulator; external terminals (63), to which power-supply lines are respectively connected; coil terminals (64), which are respectively connected to the coils; short-circuiting members (65), which are integral with the external terminals and the coil terminals and electrically connect the external terminals and the coil terminals to each other; and an insulating member (66), which supports the external terminals and the short-circuiting members. The insulating member is disposed more radially inward than an outer-circumferential surface of the stator core.
A clamp may include: a first member; and a second member configured to clamp the corrugated tube between the first and second members. The first member may include a first electrical wire fixation part and a first engagement part. The second member may include: a second electrical wire fixation part facing the first electrical wire fixation part and configured to clamp a plurality of electrical wires between the first electrical wire fixation part and the second electrical wire fixation part; and a second engagement part configured to engage with the first engagement. One of the first member and the second member may include a plurality of first ribs protruding from the one of the first member and the second member. When a corrugated tube is clamped between the first member and the second member, each of the first ribs may be disposed between adjacent protrusions of the corrugated tube.
A01D 34/67 - MowersMowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
A rotary brush (20) for a cleaner (50) includes: a base member (21) having a first groove (21E), into which a cleaning body (24) is inserted, the base member being rotatable about a rotational axis; and a cap member (22) fixed to a first end portion of the base member in the axial direction and having a second groove (22E), into which the cleaning body (24) is also inserted. The cap member has a recessed portion (22C), into which a rotary member (16) is insertable.
A driving tool includes a head-guide surface and a pair of leg-guide grooves, both are formed in a driving passage extending in a driving direction. The head-guide surface slidably guides a head of a U-shaped driving member. Each of the pair of leg-guide grooves is recessed from the head-guide surface toward a side of a first end surface of a tool main body. Legs of the driving member enter the leg-guide grooves. The driving member is driven in an inclined posture in which the legs enter the leg-guide groove, thereby avoiding a slipping off posture in which a driver is deviated from the driving member owing to a reaction force occurred when the driving member is driven by the driver.
An electrical apparatus to which a battery pack including a battery-side terminal is to be detachably attached is disclosed. The electrical apparatus includes: a body case comprising an upper wall having an opening and a bottom wall; and a terminal unit covering the opening from above and including an apparatus-side terminal corresponding to the battery-side terminal. A first rib is disposed at least partially around the opening and extends upward from an upper surface of the upper wall. When the electrical apparatus is viewed from above, the first rib overlaps the terminal unit.
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 10/46 - Accumulators structurally combined with charging apparatus
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
An engaging portion of a driver has an engaging portion front surface coplanar with a striking portion front surface and an engaging portion rear surface coplanar with a striking portion rear surface. The engaging portion has an engagement surface that is parallel to a rotation axis of a lifter.
A power tool isolates a battery pack from vibrations. A power tool includes a motor, a main housing accommodating the motor, a first elastic member supported by the main housing, a battery housing supported by the first elastic member, a battery holder to which a battery pack is attachable and that is movably supported by the battery housing, and a second elastic member that restricts relative movement of the battery housing and the battery pack attached to the battery holder.
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
B25F 5/02 - Construction of casings, bodies or handles
