A dust extracting device (72) configured to be connected to a tool bit (71) of a power tool system that performs a defined operation of a workpiece, the dust extracting device (72) configured to collect dust and debris generated during operating the workpiece, including a suction head (84) having a body part (91) with a through-opening (92) and having a contact face (93) configured to be placed against the workpiece, a suction tube (85) having a length direction (86), a flow cross-section (Atube), and a connecting element (106) configured to be connected to the tool bit (71), wherein a maximum width (Wmax) of the suction head (84) and suction tube (85) is smaller than an inner diameter (Din) of a cutting ring (77) of the tool bit (71).
B23B 51/04 - Tools for drilling machines for trepanning
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
2.
INTEGRATED TEMPERATURE MEASUREMENT ON A LAMINATED STATOR CORE
Disclosed is an electric motor, in particular as a drive for a machine tool, containing a power supply, a stator having a laminated stator core and a rotor which is rotatable relative to the laminated stator core, a memory unit and a controller having a device for measuring voltage values and a device for measuring current-intensity values. At least one recess for accommodating at least one temperature-dependent resistor element is formed in an outer lateral surface of the laminated stator core, wherein the at least one resistor element is connected to the power supply for selectively applying an electric voltage, and at least one voltage value can be measured by the device for measuring voltage values, and at least one current-intensity value can be measured by the device for measuring current-intensity values, so that at least one resistance value of the resistor element can be ascertained, and can be used to determine at least one temperature value by comparing said resistance value with reference values stored in the memory unit.
A laser system for generating a laser line includes a laser beam source which generates a laser beam, a beam-shaping optical unit which is configured as a focusing optical unit and reshapes the laser beam into a focused laser beam, and a deflection optical unit which deflects an incident laser beam into a propagation plane perpendicularly to a beam axis of the incident laser beam. An adjustable diaphragm device is disposed between the laser beam source and the deflection optical unit.
The present invention relates to a method for producing a cartridge (10) for a pressing-out device, wherein the cartridge (10) has an elongate film bag (18), which is not inherently rigid and forms a chamber (20) for receiving a compound, an inherently rigid insert (16), which is connected to the film bag (18) in an end region of the film bag (18), and a covering film (14), which closes an opening (22) of the film bag (18), said opening being provided in the region of the insert (16). The method is characterized by the following steps: - providing the film bag (18), which forms a chamber (20), and the insert (16); - positioning a holding element (33) on the outside of the film bag (18) in a connecting region (29); - positioning a pressing element (43) on a side of the insert (16) that faces away from the holding element (33); and - producing a welded connection between the film bag (18) and the insert (16) through cooperation of the holding element (33) with the pressing element (43).
B29C 65/36 - Joining of preformed partsApparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
B29C 65/78 - Means for handling the parts to be joined, e.g. for making containers or hollow articles
B29C 65/00 - Joining of preformed partsApparatus therefor
B65D 83/00 - Containers or packages with special means for dispensing contents
B65D 81/32 - Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging two or more different materials which must be maintained separate prior to use in admixture
B29L 23/20 - Flexible squeeze tubes, e.g. for cosmetics
The invention relates to an electric motor, in particular as a drive for a machine tool, containing: an energy supply means; a stator having a laminated stator core and at least two coil windings; a rotor which is rotatable relative to the laminated stator core; and a controller. At least one recess for accommodating at least one resistor element is formed in an outer lateral surface of the laminated stator core, with the at least one resistor element being designed to convert an electric voltage, which can be generated by means of the coil windings of the stator during a braking operation of the rotor, into heat.
H02K 7/106 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with dynamo-electric brakes
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
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
6.
ELECTRIC MOTOR, POWER TOOL AND SYSTEM COMPRISING A POWER TOOL AND AN ENERGY SUPPLY DEVICE
An electric motor, in particular for a power tool, the electric motor having a stator with an inner opening for receiving a rotor. The inner opening has a diameter corresponding to an inner diameter of a stator, the stator having a series of pole teeth, which are each wound with a winding to form a coil. The winding is characterized by a reference diameter, a ratio of the reference diameter to the stator inner diameter multiplied by a number of pole teeth being greater than 0.3. Taking into account the internal resistance of an energy storage cell of an energy supply device of a maximum of 10 milliohms, the ratio of the diameters may be greater than 0.03 (milliohms)−1. Also provided is an electric motor, in particular for a power tool, a ratio being formed from a sum of total winding conductor cross sections and a free winding cross section, the ratio being multiplied by a number of pole teeth and the product being greater than 2.2. Taking into account the internal resistance of an energy storage cell of the energy supply device of a maximum of 10 milliohms, the ratio of the areas of the cross sections may be greater than 0.22 (milliohms)−1. Also provided is a power tool with one of the electric motors, and a system including a power tool and an energy supply device.
An energy supply device is provided, in particular for a power tool, the energy supply device being detachably connectable to the power tool. The energy supply device includes at least one element for locking the energy supply device in the power tool, wherein the at least one locking element is mounted rotatably about at least one first axis of rotation, wherein the first axis of rotation runs through a pivot point of the at least one locking element. In this case, the pivot point of the locking element precedes a locking location in an insertion direction. The energy supply device has at least one element for actuation by a user, wherein the at least one actuating element is mounted rotatably about at least one second axis of rotation which runs through a pivot point of the actuating element. In this case, the pivot point of the at least one locking element can precede a locking location in an insertion direction. In a second aspect, the invention relates to a power tool having a energy supply device.
A device for routing lines, pipes, and/or cables through a building part has a housing with a first and an opposite second wall, a curved first and a curved second seal in a housing interior, end regions whose first and second seals are connected to the first and second wall, respectively, and a central region whose first and second seals extend towards the second and first wall, respectively. The first and second seals have a common extension region longitudinal to the device. The first and second seals cooperate through the central regions. The third seal is assigned to the first seal, and the fourth seal is assigned to the second seal, in the common extension region. The third and fourth seals cooperate.
H02G 3/22 - Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
A62C 3/16 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
An optical system for generating a 360° laser line includes a first cone optical unit, a second cone optical unit, and a third cone optical unit. The first cone optical unit is configured in a form of a first negative cone section with a first cone axis and has a conical first inner lateral surface with a first opening angle, a conical first outer lateral surface, and a first cone vertex. The second cone optical unit is configured in a form of a second negative cone section with a second cone axis and has a conical second inner lateral surface with a second opening angle and a second outer lateral surface. The third cone optical unit has a third cone axis, a cone shell with an opening angle, and a second cone vertex, where the opening angle of the cone shell differs from 90°.
A system including a power tool and an energy supply device, wherein the energy supply device is provided for supplying the power tool with electrical energy. The energy supply device can be releasably connected to the power tool via an interface, wherein the interface includes at least a female contact partner and a male contact partner. The female contact partner and the male contact partner are in contact with each other in at least a first contact region and in a second contact region. The first contact region may be defined by a first contact normal force, while the second contact region may be defined by a second contact normal force, wherein the first contact normal force and the second contact normal force have different orientations. In addition, the interface can include an elastic means for reducing the relative movement between the male contact partner and the female contact partner. An interface for transmitting electrical energy, and to an energy supply device is also provided.
A fastener for attaching a component to a support structure comprises a fastening element comprising a shaft that has an end face facing in the fastening direction, a clip member having a support element and a trap element that is moved from an open position to a closed position to trap an eyelet of the component on the fastening element.
F16B 2/10 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws
F16B 2/24 - Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening of resilient material, e.g. rubbery material of metal
F16B 5/06 - Joining sheets or plates to one another or to strips or bars parallel to them by means of clamps or clips
F16B 5/12 - Fastening strips or bars to sheets or plates, e.g. rubber strips, decorative strips for motor vehicles, by means of clips
F16B 17/00 - Fastening means without screw-thread for connecting constructional elements or machine parts by a part of or on one member entering a hole in the other
An energy supply device is provided, in particular for a power tool, the energy supply device being detachably connectable to the power tool. The energy supply device includes at least one element for locking the energy supply device in the power tool, wherein the at least one locking element is mounted rotatably about at least one first axis of rotation, wherein the first axis of rotation runs through a pivot point of the at least one locking element. The energy supply device includes at least one energy storage cell which has an internal resistance DCR_I of less than 10 milliohms (mOhm). In this case, the pivot point of the at least one locking element can precede a locking location in an insertion direction. A power tool having a energy supply device is also provided.
B25F 5/02 - Construction of casings, bodies or handles
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
H01M 50/262 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with fastening means, e.g. locks
14.
SYSTEM COMPRISING A POWER TOOL AND AN ENERGY SUPPLY DEVICE
A system including a machine tool and a power supply device, the power supply device being provided for supplying the machine tool with electrical power. The power supply device can be detachably connected to the machine tool by means of an interface, the interface coincluding at least one female contact partner and one male contact partner. The interface has at least one elastic means for reducing a relative movement between the male contact partner and the female contact partner, the at least one elastic device for reducing the relative movement between the contact partners being designed to engage with the at least one male contact partner and/or the at least one female contact partner. The power supply device includes at least one energy storage cell, the at least one energy storage cell having an internal resistance DCR_I of less than 10 milliohm. Methods for connecting a power supply device to a machine tool via an interface, and to an interface itself are also provided. A power supply device for use in the system.
H01R 13/631 - Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure for engagement only
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 50/247 - 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
An apparatus and a method for driving a fastening element into a base material, the apparatus having a bolt receptacle for the fastening element and a driving-in element which is moved toward the bolt receptacle between a starting position and a setting position, the apparatus having a cylindrical container which defines a cylinder axis, the driving-in element comprising a piston which is arranged in the cylindrical container such that it can be moved along the cylinder axis, with the result that the piston closes off a part volume of the cylindrical container, and a gas which is arranged in the closed-off part volume of the cylindrical container forms a gas spring, the cylindrical container being moved toward the bolt receptacle along the cylinder axis in order to tension the gas spring when the driving-in element is situated in the starting position.
A reactive resin component (A) for a multi-component system and a multi-component system for chemically fastening construction elements containing brick powder as a filler can be made. The use of brick powder as a filler in the reactive resin component (A) increases the performance of a fastening arrangement which has a mortar mass prepared from the multi-component system and a fastening means when the mortar mass is applied into a borehole filled with water.
A screw includes a tipward shank section, a screw thread helix, and a rearward shank section. The screw thread helix is disposed on the tipward shank section, protrudes from the tipward shank section, and winds around the tipward shank section. The rearward shank section has a coupler where a tensile load is introducible into the screw by the coupler. The tipward shank section and the screw thread helix are non-monolithic with respect to one another. The tipward shank section and the rearward shank section are non-monolithic with respect to one another.
A cartridge for a dispenser, has at least one non-inherently rigid elongate film pouch and has a chamber for receiving a material, having a head part interacting with the film pouch and having an inherently rigid insert connected to the film pouch facing the head part, wherein the insert is arranged radially within the head part at least in regions. The insert and the head part are connected in a form-fitting and/or force-fitting manner. An outwards facing surface of the insert interacts in regions radially (R) with an inward facing surface of the head unit in a connection region transversely to a longitudinal direction (L) of the insert. The surface of the insert and of the head part have, in the connection region, a larger diameter in a region facing away from the head part than in a region facing the head part in the longitudinal direction (L), respectively.
B65D 81/32 - Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging two or more different materials which must be maintained separate prior to use in admixture
B65D 83/00 - Containers or packages with special means for dispensing contents
19.
MULTI-COMPONENT RESIN SYSTEM COMPRISING AT LEAST ONE PLASTICISER, MORTAR COMPOSITION BASED ON ISOCYANATE-AMINE ADDUCTS, AND METHOD AND USE OF THE MULTI-COMPONENT RESIN SYSTEM FOR FASTENING CONSTRUCTION ELEMENTS
The present invention relates to a multi-component resin system comprising: an isocyanate component which comprises at least one aliphatic and/or aromatic polyisocyanate with an average NCO functionality of 2 or greater; and an amine component which comprises at least one amine, that is reactive with isocyanate groups, with an average NH functionality of 2 or greater, wherein the isocyanate component and optionally the amine component contains at least one plasticiser. The invention also relates to a mortar composition based on isocyanate-amine adducts produced from the components of the multi-component resin system according to the invention. The invention also relates to a method and to the use of the multi-component resin system according to the invention or of the mortar composition according to the invention for chemically fastening construction elements in mineral substrates or in wood, preferably in drilled holes.
A power tool having a motor and an energy supply device, wherein an output current from the energy supply device to the power tool is greater than or equal to 70 amperes. The power-to-weight ratio of the power tool is in a range of greater than or equal to 0.30 kW/kg, for example. In addition, a power-to-weight ratio L of the power tool can preferably be in a range of greater than or equal to 0.30 kW/kg. In addition, a contact system for transmitting electrical energy from the energy supply device to the power tool is disclosed, wherein the contact system has at least one first contact and at least one second contact, wherein a contact area between the two contacts has a size of greater than or equal to 20 mm2.
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 27/08 - Grinders for cutting-off being portable
21.
CURING AGENT COMPOSITION COMPRISING SALTS OF THIOCYANATE
The present invention relates to a curing composition comprising at least one amine which is reactive to epoxy groups and at least one salt of thiocyanate. The present invention further relates to a use of the at least one salt of thiocyanate in a multi component epoxy resin material for anchoring means. The invention further relates to a multi-component epoxy resin material, a mortar composition, and a method for the chemical fastening of construction element in boreholes.
C08G 59/68 - Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups characterised by the catalysts used
22.
POWER TOOL HAVING AT LEAST ONE HANDLE AND METHOD FOR DETECTING A VEIN PATTERN OF A PERSON USING THE POWER TOOL
The present invention relates to a power tool having at least one handle, wherein the power tool comprises a sensor for detecting a vein pattern of a hand of a person using the power tool, wherein the sensor is arranged on or in a region of the handle of the power tool. In a second aspect, the invention relates to a method for detecting a vein pattern of a hand of a person using a power tool, wherein the person's hand is irradiated with radiation in such a manner that the person's hand reflects the incident radiation in accordance with its vein pattern, wherein the radiation reflected by the hand of the person using the power tool is sensed by a sensor and a vein pattern of a person using the power tool can be deduced. A particular advantage of the invention is that the sensor-detected vein pattern of a hand of a person using the power tool can be compared with vein patterns in a database so that, on the basis of the vein pattern, an identity of the person using the power tool can be determined and/or the person using the power tool can be assigned specific vibration exposure.
A system that includes a power tool and an energy supply device, wherein the power tool can be detachably connected to the energy supply device via an interface, and wherein the energy supply device and the power tool are connection partners of the interface. One of the connection partners may have a locking element, whilst the respective other connection partner has a counterpart contour as a stop for the locking element, wherein the locking element and the counterpart contour have a base material with a first density. The locking element and the counterpart contour each have a contact region with contact materials, wherein at least one of the contact materials has a second density that may be higher than the first density of the base material. An energy supply device, wherein power tools and locking elements are also disclosed in the context of the invention.
B25F 5/02 - Construction of casings, bodies or handles
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
H01M 50/262 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with fastening means, e.g. locks
24.
ENERGY SUPPLY DEVICE HAVING A CELL WITHOUT A PRESSURE RELIEF VALVE AND POWER TOOL HAVING SUCH AN ENERGY SUPPLY DEVICE
An energy supply device, in particular for a power tool, wherein the energy supply device includes at least one cell and wherein at least one cell of the energy supply device has no pressure relief valve. Moreover, the at least one cell can have a flexible outer shell, at least in some section or sections or some region or regions. The at least one cell can have an outer surface or a volume, wherein a size of the outer surface or of the volume can be changed in accordance with cell parameters. In a second aspect, the invention relates to a power tool having a proposed energy supply device.
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
25.
SYSTEMS THAT COMPRISE POWER TOOLS AND ENERGY SUPPLY DEVICES, AND ENERGY SUPPLY DEVICE
A system including a power tool and a first and a second energy supply device, wherein the energy supply devices can be detachably connected to the power tool via an interface. The first energy supply device has a number a of at least two contact partners for transmitting electrical energy to the power tool, whilst the second energy supply device has a number b of at least two contact partners for transmitting electrical energy to the power tool, wherein the number a of contact partners of the first energy supply device differs from the number b of contact partners of the second energy supply device. A system in which the contact partners of the energy supply devices have different coatings.
Molded parts for structural fire protection can be manufactured or are manufactured by vulcanizing a flame retardant elastomer composition. The flame retardant elastomer composition includes a polymer blend of a double bond-containing elastomer and a vinyl acetate-containing thermoplastic polymer, a crosslinker system comprising a sulfur crosslinker or respectively sulfur-containing crosslinker and a peroxide crosslinker, and at least one flame retardant. The sulfur crosslinker or respectively sulfur-containing crosslinker is present in excess over the peroxide crosslinker in the crosslinker system. A method of manufacturing such molded parts is developed. The molded parts are produced for applications having a minimum approved use temperature of −40° C. or less.
C08L 23/16 - Ethene-propene or ethene-propene-diene copolymers
A62C 3/16 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
The present invention relates to an aqueous fire-protection coating composition with improved low temperature drying properties, and a fire-protection coating produced from said aqueous fire-protection coating composition. The resulting fire-protection coating shows improved pull-off strength from a substrate after applying low temperature drying. Furthermore, the present invention relates to the use of an alkoxylated polymer as coalescing agent in an aqueous fire-protection coating composition to reduce the minimum film formation temperature of the aqueous fire-protection coating composition.
A tool for driving a fastening element into a substrate, the tool comprising: a spring and a driving element, wherein the driving element has a protuberance; and a loading unit having a rotary drive, a rotary element and a follower.
B25C 1/06 - Hand-held nailing toolsNail feeding devices therefor operated by electric power
29.
MULTI-COMPONENT RESIN SYSTEM COMPRISING AT LEAST ONE MONOALCOHOL, MORTAR COMPOSITION BASED ON ISOCYANATE-AMINE ADDUCTS, AND METHOD AND USE OF THE MULTI-COMPONENT RESIN SYSTEM FOR FASTENING CONSTRUCTION ELEMENTS
The present invention relates to a multi-component resin system comprising: an isocyanate component which comprises at least one aliphatic and/or aromatic polyisocyanate with an average NCO functionality of 2 or greater; and an amine component which comprises at least one amine, that is reactive with isocyanate groups, with an average NH functionality of 2 or greater, wherein the isocyanate component or the amine component contains at least one monoalcohol. The invention also relates to a mortar composition based on isocyanate-amine adducts produced from the components of the multi-component resin system according to the invention. The invention also relates to a method and to the use of the multi-component resin system according to the invention or of the mortar composition according to the invention for chemically fastening construction elements in mineral substrates or in wood, preferably in drilled holes.
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
Control method for a rechargeable battery that has an interface for communicating with a handheld power tool and for supplying power to the handheld power tool, wherein a machine characteristic value characterizing the handheld power tool is received via the interface of the rechargeable battery, the machine characteristic value representing at least one physical property of the handheld power tool, and the rechargeable battery being activated to deliver electrical energy to the handheld power tool if a logic circuit of the rechargeable battery determines that a system characteristic value, which is based on the machine characteristic value and on a rechargeable battery characteristic value representing a physical property of the rechargeable battery, exceeds or falls short of a predefined safety threshold.
A tool for driving a fastening element into a substrate, the tool comprising a spring and a driving element, also comprising a loading unit having a rotary drive, a rotary element and a tension element.
The invention relates to a method for operating a dispensing apparatus (10), comprising the following steps: - determining a depth (77) of the hole (75) using the distance measuring device (60); - determining or setting a diameter of the hole (75); - calculating an internal volume (79) of the hole (75) (S3); - determining or setting a volume of a part of an element, in particular an anchoring rod, to be arranged inside the hole (75); - subtracting the volume from the calculated internal volume (79) of the hole (75) to result in a filling volume; - setting the determined filling volume in the dispensing apparatus (10) to output in a subsequent dispensing process.
B05C 11/10 - Storage, supply or control of liquid or other fluent materialRecovery of excess liquid or other fluent material
B05C 17/01 - Hand tools or apparatus using hand-held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material through an outlet orifice by pressure with mechanically or electrically actuated piston or the like
Disclosed is a tool (10) that comprises a receptacle (44) configured to temporarily receive a consumable (110), and a feed channel (42) configured to guide consumables (110) into the receptacle (44), is disclosed. The tool (10) further has a probe (46) to detect a position of a projection (140) of the consumable (110). Also disclosed is a consumable (110) configured to be arranged in the feed channel (42) of the tool (10).
Method for manufacturing an anchor channel, comprising providing a channel body having a channel bottom and a rivet hole arranged in the channel bottom, providing a monolithic anchor body having a flange, a rivet shaft projecting from one side of the flange, and an anchor shaft projecting from an opposite other side of the flange, wherein the flange is wider than the rivet hole so as to abut against the channel body when the rivet shaft is inserted into the rivet hole, wherein the rivet shaft has, at least in a rivet shaft region located adjacent to the flange, larger cross-sectional area that has the anchor shaft, at least in an anchor shaft region located adjacent to the flange, inserting the rivet shaft into the rivet hole, after inserting the rivet shaft into the rivet hole, upsetting the rivet shaft so as to form a shop head, thereby riveting the anchor body to the channel body.
An actuator (110) and a tool (10) are disclosed that comprise a control element (120) configured to move along a predetermined motion path, a first drive (140) that drives the control element in a first direction along the motion path, a pusher (160) configured to transmit a pushing force from the first drive onto the control element to drive the control element in the first direction, and a reel (170), wherein the pusher is wound on the reel.
B05C 17/01 - Hand tools or apparatus using hand-held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material through an outlet orifice by pressure with mechanically or electrically actuated piston or the like
F16H 19/06 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and reciprocating motion comprising an endless flexible member
36.
SYSTEM AND METHOD FOR DETERMINING A PROTECTIVE ELEMENT
The invention relates to a system (30) for determining a protective element (12) of a protective element type for use in an application situation (14) that relates to a construction part (10). Said system comprises an input device (37), an output device (40), and a database (25), wherein the database (25) comprises a plurality of comparison data records (26) each comprising data relating to a comparison application situation (27), wherein the system (30) is designed to receive, via the input device (37), an input data record (36) comprising data relating to the application situation (14), and, depending on the input data record (36), to output via the output device (40) at least one of the comparison data records (26), a part of at least one of the comparison data records (26), a reference to at least one of the comparison data records (26), and/or at least one identifier (42) of a protective element (12) of the protective element type. Construction parts (10) can thus be equipped with suitable protective elements (12) in a particularly cost-effective yet reliable manner. The invention also relates to a method (100).
A system including a power tool and an energy supply device, wherein the power tool can be detachably connected to the energy supply device via an interface. The interface has a base material with a first density and is designed in such a way that the interface allows a relative movement of the power tool and the energy supply device in an insertion direction and prevents a relative movement between the power tool and the energy supply device in the other spatial directions. The energy supply device has a first contact region with a first contact material and the power tool has a second contact region with a second contact material, wherein the first contact material and/or the second contact material have a second density, wherein the second density is greater than the first density of the base material of the interface. An energy supply device, and to a corresponding interface is also provided.
A vibrating plate compactor for compacting earth, soil or substrate, for example on a construction site, wherein the vibrating plate compactor has an electric motor which can be operated in a speed range of more than 12,000 revolutions per minute. A method for operating such a vibrating plate compactor, and to a system including such a vibrating plate compactor and a power tool powered by a rechargeable battery. Both the vibrating plate compactor and the power tool can be supplied with electrical power using the same type of power supply device. Using the invention, different devices on a construction site can be supplied with electrical power more easily, and a vibrating plate compactor with a compact drive unit and small transport size can be provided, in which the compaction result can be improved by an ingenious arrangement of the components and the propulsion can be made faster.
A switch for a power tool, the switch including a printed circuit board and a silicone layer. The printed circuit board has a first microswitch, while the silicone layer has a blocking switch, the silicone layer being present arranged on the printed circuit board such that an actuation of the blocking switch leads to an actuation of the first microswitch. Furthermore, the printed circuit board can have a second microswitch, and the silicone layer can have a membrane, an actuation of the membrane leading to an actuation of the second microswitch. A method for switching on a power tool, the power tool including a switch having a printed circuit board and a silicone layer. An ergonomically advantageous switch is also provided, which switch is furthermore well protected against dust, dirt and/or water and enables inadvertent switching on of the power tool to be effectively avoided.
H01H 13/08 - Casing of switch constituted by a handle serving a purpose other than the actuation of the switch
H01H 13/02 - Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch Details
H01H 13/06 - Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
H01H 13/18 - Operating parts, e.g. push-button adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift
H01H 13/704 - Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by the layers, e.g. by their material or structure
Hammer drill and/or chipping hammer (100) having a drive motor (70), an impact mechanism (10) and a tool fitting (50) for fitting a tool (110), wherein the impact mechanism (10) has an anvil (30) that is axially displaceable in an anvil guide (20) and acts on the tool (110), wherein the impact mechanism (10) has an idle-strike damper element (11), which acts between the anvil (30) and the tool fitting (50), and wherein the impact mechanism has a guide housing (80), which engages at least partially around the anvil (30) and/or the tool fitting (50), wherein an additional idle-strike damper element (31) is provided, which acts between the tool fitting (50) and the guide housing (80).
The invention relates to a cartridge (10) for a dispensing device, said cartridge comprising: at least one elongated film bag (18) which is not inherently rigid and which has a cross-sectional area (19) and a chamber (20) for receiving a compound (102); a head part (12) for interacting with the film bag (18); an inherently rigid insert (16) which is connected to the film bag (18) on a side facing the head part (12); and a covering film (14) that closes an opening (22) of the film bag (18) arranged on a side facing the head part (12). The head part (12) has a region that is provided for contact with the covering film (14). The head part (12) has a spreading space (74) for the film bag (18), which has a cross-sectional area (72) in a region facing the film bag (18). The covering film (14) is designed with substantially constant material properties. A ratio of the cross-sectional area (72) of the region of the spreading space (74) facing the film bag (18) to the cross-sectional area (19) of the associated film bag (18) is between 10% and 50%.
The invention relates to a clamping device for a stator of an electric motor, in particular as a drive for a machine tool. A carrier element having a connection element and at least a first and second claw element is provided. The invention also relates to a stator for an electric motor having at least one clamping device containing a carrier element having a connection element and at least a first and second claw element. The invention also relates to a machine tool having a stator for an electric motor containing at least one clamping device with a carrier element having a connection element and at least a first and second claw element.
A hand-held power saw having a drive device, having a transmission device which has a housing device, and having a pendulum lifting rod which can be operatively connected to a tool, configured in particular as a saw blade, and which is mounted in a bearing device. The drive device is configured to displace the pendulum lifting rod in relation to the bearing device substantially in a linear movement. The drive device cooperates, in a first connecting region, with the bearing device so as to move the first connecting region of the bearing device in relation to the housing device. Provision is made for the drive device to cooperate, in a second connecting region, with the bearing device so as to move the second connecting region of the bearing device in relation to the housing device in a movement which has at least one translational movement component.
B23D 49/16 - Hand-held or hand-operated sawing devices with straight saw blades actuated by electric or magnetic power or prime movers
B23D 51/20 - Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular partsCarrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of drives or feed mechanisms for straight tools, e.g. saw blades, or bows with controlled feed of the tool, or with special arrangements for relieving or lifting the tool on the return stroke
Drill bit (20) including a drilling shaft and a cutting portion having a first drilling segment (23-1) and a second drilling segment (23-2). The first drilling segment (23-1) has a first inner lateral surface (28-1) with a first inner distance (B1(φ), h)), and the second drilling segment (23-2) has a second inner lateral surface (28-2) with a second inner distance (B2(φ, h)) from the longitudinal axis (24) of the drilling shaft. The first inner lateral surface (28-1) is formed as a portion of a first inner cone (34-1) which tapers in the direction of a first upper side (32-1) opposite to the underside (31-1) of the first drilling segment (23-1).
An inspection method includes comparing an inspection image of an inspection object to a reference image of a reference object and recognizing at least one inspection part in the inspection image and at least one reference part in the reference image. The inspection part and the reference part correspond to each other, and the inspection image is registered onto the reference image using the inspection part and the reference part. A set of registration data is provided, and a checking for at least one error using the inspection image, the reference image, and the set of registration data is performed.
A method for determining the conductivity of an electrical conductor between a first system component and a second system component, the method steps determining a first voltage value and a second voltage value at the first or second system component for a given current intensity value; determining a first differential value between a reference voltage value at the first system component and the first voltage value; determining a second differential value between a reference voltage value at the first system component and the second voltage value; identifying a transition resistance as a quotient from the second differential value and the current intensity value when a difference between the first and second differential values reaches a predetermined threshold value; and adjusting the first and/or second system component from a first operating state into a second operating state and/or emitting at least one signal by means of a display device on the first and/or second system component when the transition resistance reaches a predetermined threshold value.
A rechargeable battery, preferably as a releasable energy supply for a power tool, comprising at least one energy storage cell and a connection apparatus for releasably connecting the rechargeable battery to a power tool, the connection apparatus comprising at least one first, second and third connection element. The connection apparatus includes a holding and receiving apparatus for at least partially receiving the first, second and third connection elements, wherein the first and second connection elements are connected to the holding and receiving apparatus by at least one compensating element in such a way that a relative movement in at least one direction between the first and second connection element and the holding and receiving apparatus can be compensated for, and wherein the first and second connection elements are connected to the third connection element in such a way that a relative movement in at least one direction between the third connection element and the holding and receiving apparatus can be compensated for.
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
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
H01R 13/631 - Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure for engagement only
48.
Electrical Device and System Having at Least Two Electrical Devices
An electrical device that is supplyable with electrical energy via a supply line includes an internal functional unit for transmitting data. The internal functional unit is configured to modulate data onto the supply line and/or to demodulate data from the supply line. The electrical device is a power tool or a vacuum cleaning apparatus or a water-management device or a feed apparatus or a charger.
A mains-operable power tool having a mains connection, a rectifier connected downstream of the mains connection, and an electric motor with an upstream motor stage, wherein the rectifier and the motor stage are connected via an intermediate circuit having a smoothing capacitor connected in parallel with the rectifier and a switching branch connected in parallel with the rectifier, wherein the switching branch has an additional capacitor which can be discharged if necessary via a discharge circuit included in the intermediate circuit by a switching element included in the switching branch, wherein the intermediate circuit has a precharge circuit which is or can be used to set an offset voltage of the additional capacitor.
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
50.
Cyclic redundancy check for a communication method
Method for communicating between a first participant with a first transceiver and a second participant with a second transceiver, having the method steps of transmitting a first signal from the first transceiver to the second transceiver, transmitting a second signal from the second transceiver to the first transceiver if, after determining a checksum, no error can be detected in a first component of the first signal; transmitting the first signal from the first transceiver to the second transceiver if no second signal has been received by the first transceiver after expiry of a first predetermined period of time; adjusting the first participant from a first operating state to a second operating state if no first signal is received after a second predetermined period of time or if no second signal is received after a third predetermined period of time; or transmitting a fourth signal from the first transceiver to the second transceiver in order to adjust the second participant from a first operating state to a second operating state if no first signal is received by the second transceiver after a second predetermined period of time or if no second signal is received by the first transceiver after a third predetermined period of time.
A storage system having at least one storage location is provided. The storage location has a protective cover, for example for protection against entering and/or escaping particles, liquids and/or gases, and a storage space, wherein the protective cover is arranged pivotably at the storage location. A construction robot having such a storage system is also provided.
A suction device having a duct for supplying cooling air for at least one component of the suction device, wherein the at least one component of the suction device is arranged within a housing of the suction device. The duct is designed in such a way that cooling air is drawn in from an interior space of the housing of the suction device and is led past the at least one component of the suction device. It is thereby possible to provide a cooling duct that has a particularly short loss distance, over which the cooling air can be led past the at least one component of the suction device with a minimum loss of cooling capacity. In this way, particularly effective cooling of the at least one component of the suction device can be brought about. A method for operating such a suction device is also provided, by which optimum cooling of the at least one component of the suction device can be made possible.
A marking system for a robot is provided, comprising, a paint container configured to store a paint for marking, a head for spraying or printing the paint, a hose for delivering the paint to the head, said hose comprising a first end being connected the head and a second end being inserted into the paint container, and a negative pressure device for extracting the paint from the paint container into the hose, wherein a guiding device is received in the paint container, said guiding device being configured to keep the second end of the hose being in contact with the paint regardless of the paint container's orientation.
B25J 11/00 - Manipulators not otherwise provided for
B05B 13/04 - Means for supporting workArrangement or mounting of spray headsAdaptation or arrangement of means for feeding work the spray heads being moved during operation
B41J 3/407 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
Drill bit (20) including a drilling shaft and a cutting portion having a first drilling segment (23-1) and a second drilling segment (23-2). The first drilling segment (23-1) has a first inner lateral surface (28-1) with a first inner distance (B1(φ, h)), and the second drilling segment (23-2) has a second inner lateral surface (28-2) with a second inner distance (B2(φ, h)) from the longitudinal axis (24) of the drilling shaft. The first inner distance (B1(φ, h)) varies between a first maximum value (Bmax,1) and a first minimum value (Bmin,1) over the circumference of the first drilling segment (23-1) and has precisely one first absolute minimum value (Bmin,1). The second inner distance (B2(φ, h)) is greater than or equal to the first absolute minimum value (Bmin,1) over the circumference of the second drilling segment (23-2).
A façade comprises a façade panel, a fastening system and a support. The fastening system comprises a hanger having an upper leg with an abutment face facing the support and a through hole extending from the abutment face through the leg in a thickness direction, and a fixing element fastened to the support and having a shaft with a protruding portion protruding from the support in a protruding direction. The protruding portion extends through the through hole, allowing the upper leg to move with respect to the support along the protruding direction.
E04F 13/08 - Coverings or linings, e.g. for walls or ceilings composed of covering or lining elementsSub-structures thereforFastening means therefor composed of a plurality of similar covering or lining elements
56.
METHOD FOR PLANNING AND PRODUCING A BUILDING OR A BUILDING SECTION, AND COMPUTER PROGRAM PRODUCT
The invention relates to a method (100) for generating a plan (36) for a building section (56) and/or a building using a planning system (40), wherein at least one machine property (38) of a mobile machine tool (10) is entered into the planning system (40) via a data interface (54) in order to input the at least one machine property (38) into the planning system (40). The invention additionally relates to a computer program product (52) and a planning system (40).
Ring drill bit including a drilling shaft and a ring segment (22) which is fastened by an underside to an end face of the drilling shaft and which has an inner lateral surface (26). The inner lateral surface (26) has an inner distance (B(φ, h)) from the longitudinal axis (23) perpendicular to the longitudinal axis (23) of the drilling shaft. The inner distance (B(φ, h)) varies in the plane perpendicular to the longitudinal axis (23) and has a first minimum value (Bmin,1), a first maximum value (Bmax,1), a second minimum value (Bmin,2) and a second maximum value (Bmax,2).
Concrete screw comprising a shaft, at least one screw thread, which is arranged on the shaft, winds around the shaft and protrudes from the shaft, and a separate helix element, which is arranged non-monolithically on the shaft, wherein the separate helix element winds around the shaft, protrudes from the shaft, and constitutes at least a section of the at least one screw thread, wherein the separate helix element comprises a crest and a root, and wherein the root is provided with a first root serration that is engaged, at least partly, by the shaft, characterized in that the crest is provided with a crest serration.
F16B 25/00 - Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws
B23G 9/00 - Working screws, bolt heads or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanksFinishing, e.g. polishing, any screw thread
B23K 26/38 - Removing material by boring or cutting
The invention discloses a handheld tool (100) comprising a tool housing (106) with a moveable tooling (105), and a gas generator (20) for operating the moveable tooling (105), said gas generator (20) is arranged in the tool housing (106) and comprises at least one electrolytic cell (30), whereby said at least one electrolytic cell (30) comprises at least one electrode pair. Said electrolytic cell (30) provides oxyhydrogen gas (48) for operating said moveable tooling (105).
The invention discloses a gas generator (20) for a tool comprising an electrolytic cell (30) for producing oxyhydrogen gas with a hollow cell body (31) and an electrode pair (32) with a first electrode (33) and a second electrode (35). Said first electrode (33) and said second electrode (35) are separated by a non-conductive separator (37) in said hollow cell body (31). A gas extraction tube (55) is arranged in the hollow cell body (31). Furthermore, said invention disclose a usage of such a gas generator in a tool and a tool with such a gas generator.
C25B 1/044 - Hydrogen or oxygen by electrolysis of water producing mixed hydrogen and oxygen gas, e.g. Brown's gas [HHO]
C25B 9/00 - Cells or assemblies of cellsConstructional parts of cellsAssemblies of constructional parts, e.g. electrode-diaphragm assembliesProcess-related cell features
A magazine suitable for receiving at least one fastening means is provided, comprising at least one receiving cell, wherein each receiving cell has a cell frame which has a through-opening, wherein the through-opening extends through the receiving cell. Each receiving cell has a multiplicity of engagement fingers which extend from the cell frame with their free ends into the through-opening, wherein each of the engagement fingers has at least one rib. Furthermore, a filled magazine and the use of the filled magazine is also provided.
A wet and dry vacuum cleaner having a vacuum cleaner head, having a dirt container and having an inlet fitting which is designed for the connection of a suction hose, wherein the inlet fitting is connected in terms of flow to an inlet connector, which is situated in the wet and dry vacuum cleaner, of the wet and dry vacuum cleaner such that dirt particles that are drawn in can pass via the inlet connector into the dirt container, wherein the inlet connector is designed as a diffuser with horizontal outflow. Furthermore, the inlet connector of the wet and dry vacuum cleaner may have a Y shape in the sense that the inlet connector comprises one inflow opening for the suction flow and two outlet openings.
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
A multi-component inorganic anchoring system, for chemical fastening of anchors and post-installed reinforcing bars in mineral substrates, includes a curable powdery aluminous cement component A and an initiator component B in an aqueous phase for initiating a curing process. The powdery aluminous cement component A includes an aluminous cement component based on powdery calcium aluminate cement and component B includes an accelerator constituent and water. Furthermore, at least part of the calcium aluminate cement of component A has an average particle size in the range of from 0.5 to 15 μm. Methods of using the calcium aluminate cement in a multi-component inorganic anchoring system to increase load values and methods for chemical fastening of anchors in mineral substrates can be performed.
Building structure comprising - a first floor slab comprising a first timber panel, - a second floor slab comprising a second timber panel, - a timber lower column, and - a timber upper column, which is arranged above the lower column, and which is aligned with the lower column, characterized in that - the first floor slab comprises a metal first clamping element, wherein the first clamping element is attached to the first timber panel, and - the second floor slab comprises a metal second clamping element, wherein the second clamping element is attached to the second timber panel, - wherein the first clamping element and the second clamping element are clamped between the upper column and the lower column.
A method of manipulating a construction object on a construction site using a construction robot system is disclosed wherein the construction robot system comprises at least two robotic arms, wherein a controller virtually manipulates a virtual representation of the construction object, and a control unit of the construction robot system controls the robotic arms such that the construction object is manipulated according to the virtual manipulation of the virtual representation of the construction object. Furthermore, a construction robot system and a computer program product is provided.
A profile structure for a component of a power tool, wherein the profile structure has a front side and a rear side, and wherein the profile structure has at least two corrugations on one of the two sides and at least one corrugation on the other side. A power tool having a component that includes a profile structure. The power tool may preferably be a cutting or severing device, wherein the power tool component may be a cutting arm. The profile structure is particularly suitable for withstanding different loadings to which a component of a power tool may be exposed. The loadings may be for example bending about a horizontal or about a vertical axis or torsion. In a further aspect, the invention relates to a cutting arm for a power tool, wherein the cutting arm comprises a profile structure. The cutting arm may in particular be formed in one piece.
A threaded rod connector includes a housing having a cavity for receiving a threaded rod therein where the housing has a mouth for inserting the threaded rod into the cavity. A plurality of rod engagement wedge segments are disposed within the cavity where each of the plurality of rod engagement wedge segments has a rod contact surface for engaging the threaded rod. The housing has a tapered surface which delimits the cavity and which tapers towards the mouth for wedging the plurality of rod engagement wedge segments against the threaded rod. At least one of the rod contact surfaces is threadless and has a surface roughness of 7.0 μm or greater.
A grinding plate for a grinding disk of a grinding machine, wherein the grinding plate has a basic body and a Velcro hook layer with Velcro hooks. The basic body of the grinding plate includes a fiber-reinforced plastic and the Velcro hook layer comprises a nonreinforced plastic. A method for producing such a grinding plate is also provided. The Velcro hook layer can be molded as a thin layer of nonreinforced plastic onto the basic body made of a fiber-reinforced plastic. The grinding plate can be produced in particular in a two-component injection molding method.
B24D 9/08 - Circular back-plates for carrying flexible material
B24D 3/00 - Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special natureAbrasive bodies or sheets characterised by their constituents
B24D 18/00 - Manufacture of grinding tools, e.g. wheels, not otherwise provided for
69.
USE OF A TERTIARY AMINE IN ORDER TO IMPROVE PROPERTIES OF A CHEMICAL WALL PLUG
161616166-alkyliden)]hexahydro-1,3,5-triazin, and any mixture of two or more thereof. By virtue of the aforementioned specific at least one tertiary amine, the creep behavior of a chemical wall plug at an underlying-surface temperature of approximately 30 °C to approximately 90 °C is reduced in comparison to a chemical wall plug which has a lower content of the at least one tertiary amine or which does not contain the at least one tertiary amine.
The present invention relates to a suction cleaner for taking in dust by means of a suction stream. The suction cleaner comprises at least a first, second and third turbine, wherein the suction cleaner is designed to allow the suction stream to flow through the turbines one after the other and/or in parallel. For this purpose, the suction cleaner can have a valve arrangement with at least two valves, by means of which the suction stream can be guided through the turbines one after the other and/or in parallel with one another. This makes it possible to provide a particularly flexible suction cleaner which, on account of the switching and/or activation of the turbines, can allow different suction stream volume flows or negative pressure values within the suction cleaner.
A47L 9/00 - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating actionStoring devices specially adapted to suction cleaners or parts thereofCarrying-vehicles specially adapted for suction cleaners
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
The invention relates to a vacuum cleaner with a first turbine and a second turbine, wherein the turbines are designed to generate a suction flow for suctioning in dust. The vacuum cleaner has a valve arrangement, which valve arrangement is designed to allow a suction flow to flow through the turbines one after another or parallel to one another. With the invention, the operation of the vacuum cleaner can be made more variable by providing a broader characteristic suction curve of the vacuum cleaner. This is made possible, in particular, by the fact that the turbines of the vacuum cleaner can be operated in series or parallel to one another, allowing the suction properties of the vacuum cleaner to be optimally adapted to different applications. The invention also enables the vacuum cleaner to maintain a suction operation when a filter unit of the vacuum cleaner is being cleaned. The invention also relates to a method for operating a vacuum cleaner with two turbines, wherein the vacuum cleaner can be operated in series or parallel operation.
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 9/00 - Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating actionStoring devices specially adapted to suction cleaners or parts thereofCarrying-vehicles specially adapted for suction cleaners
The present invention relates to a suction appliance comprising a collection container, a filter for cleaning the air flow loaded with suctioned material, and a motor for driving a turbine, the turbine being designed to generate a negative pressure and thus an air flow for suctioning in the suctioned material. The suction appliance comprises a plunger, which is designed to be movable in order to perform a filter cleaning process and opens a first channel in a suction-mode position and closes the first channel when moved into a filter-cleaning position, the air between the plunger and the filter being compressed such that an ejection of compressed air is pushed through the filter and the filter is cleaned thereby. In a second aspect, the invention relates to a method for operating such a suction appliance, in which filter cleaning can be brought about by moving a single plunger.
Battery cell charging method for charging a lithium ion battery cell of a battery pack of an electric hand-held power tool, in which a charging current made available to the lithium ion battery cell is set on the basis of a cell state characterizing the lithium ion battery cell, wherein the cell state characterizing the lithium ion battery cell is a state of health and/or an internal resistance of the lithium ion battery cell.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
G01R 31/374 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
G01R 31/389 - Measuring internal impedance, internal conductance or related variables
A rod connector includes a housing having a cavity for receiving a rod therein, where the cavity extends through the housing from an open front end of the housing to a rear end of the housing. At least one rod engagement body is disposed within the cavity. The housing has a tapered surface which delimits the cavity and which tapers towards the front end of the housing for wedging the rod engagement body against the rod when the rod is disposed within the cavity. A closure closes the cavity at the rear end of the housing. A pin projects from the closure into the cavity. The pin is hollow and defines a receptacle for receiving a smaller diameter rod and the pin has a collar which provides an abutment for a larger diameter rod.
F16B 37/08 - Quickly-detachable nuts, e.g. consisting of two or more partsNuts movable along the bolt after tilting the nut
E04B 1/41 - Connecting devices specially adapted for embedding in concrete or masonry
75.
USE OF A CALCIUM CARBONATE OF HIGH PURITY AND HAVING A HIGH SPECIFIC SURFACE AREA IN AN INORGANIC MORTAR SYSTEM BASED ON ALUMINOUS CEMENT TO INCREASE LOAD VALUES
A method is developed for increasing the load value of an inorganic mortar system that incorporates a calcium carbonate into the inorganic mortar system. The inorganic mortar system includes a curable aluminous cement component A and an initiator component B. The calcium carbonate has a crystalline calcite content determined by XRD of greater than 80% and a specific surface area of greater than 15 m2/g. Component A includes at least one blocking agent selected from the group consisting of boric acid, phosphoric acid, metaphosphoric acid, phosphorous acid and phosphonic acids, at least one accelerator, and water, and component B includes an activator, at least one retarder, at least one mineral filler and water. A method is developed for the fastening of anchors and post-installed reinforcing bars in mineral substrates in the inorganic mortar system.
C09K 8/467 - Compositions for cementing, e.g. for cementing casings into boreholesCompositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
The invention relates to a method for arranging a panel (10) on a U-shaped dimensionally stable rail (12) using a U-shaped rail (12), a panel (10), multiple spacers (14), a two-component system (16) comprising a binder and a curing component, and a nozzle (18) for applying the two-component system (16). The method has the steps of: arranging the spacers (14; 42) on the panel (10) in pairs; arranging the panel (10) together with the spacers (14; 42) in an opening (13) of the U-shaped rail (12); aligning the panel (10) relative to the rail (12) using fixing elements (20) if necessary; and filling the two-component system (16) into at least one recess (38), which is provided between two paired spacers (14; 42) in the longitudinal direction of the rail (12), via the nozzle (18). The invention additionally relates to a parts set (1) for carrying out such a method.
The invention relates to a stator, in particular for an electric motor, containing a laminated core and coil windings having individual wire ends, and containing a protective device which, arranged radially around the wire ends, can be connected to a first end of the stator.
H02K 3/38 - Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
H02K 3/52 - Fastening salient pole windings or connections thereto
78.
Method for determining the state of health of a rechargeable battery
A method includes adjusting a rechargeable battery from a first state of charge to a second state of charge; creating a first current intensity value after a first predetermined time duration has elapsed, after a predetermined temperature value has been reached, after a predetermined current intensity value has been reached, or if the difference between a first and a second ascertained current intensity value reaches a predetermined threshold value; ascertaining a first voltage value after the first current intensity value has been reached; adjusting a second current intensity value after a second predetermined time duration has elapsed; ascertaining a second voltage value after the second current intensity value has been reached; and determining a first impedance value of the rechargeable battery from the quotient of the difference between the first and second current intensity values and the difference between the first and second voltage values. Rechargeable battery and charger for carrying out the method.
In a method for charging a rechargeable battery of a mobile power tool, wherein the rechargeable battery has an electrolyte that is liquid at room temperature, charging is carried out at least temporarily at a core temperature (TK) of at least 60° C. and at a charging rate of at least 3 C. A charging apparatus is also provided.
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
80.
Communication between a power tool and a rechargeable battery
Method for communication between a power tool and a rechargeable battery, wherein the rechargeable battery includes a controller unit having a first transceiver, and the power tool includes a control unit having a second transceiver. The method involves the method steps of emitting a first signal from the first to the second transceiver; emitting a second signal from the first to the second transceiver after a predetermined period of time has elapsed; shifting the power tool from a first operating state into a second operating state if the number of received signals in a predetermined period of time reaches a predetermined threshold value, and/or emitting a signal to the first transceiver in order to shift the rechargeable battery from a first operating state into a second operating state if the number of received signals in a predetermined period of time reaches a predetermined threshold value. System for performing the method for communication, including a power tool and rechargeable battery. Rechargeable battery for performing the method for communication. Power tool for performing the method for communication.
A method for open-loop and closed-loop control of a rechargeable battery having at least one energy storage cell, at least one temperature sensor for detecting at least one temperature value of the rechargeable battery, a current measuring device, a voltage measuring device and also a rechargeable battery control device having at least one rechargeable battery storage device. The method involves the method steps of setting a first charging current value for charging the rechargeable battery; charging the rechargeable battery with the first charging current value until a first temperature value is reached; setting a second charging current value for charging the rechargeable battery for maintaining the first temperature value for a first predetermined time duration; setting a third charging current value for charging the rechargeable battery after a second predetermined time duration has elapsed; and setting a first voltage value after the second predetermined time duration has elapsed. Rechargeable battery and charger for carrying out the method.
The invention describes a curing agent system for free-radically polymerizable compounds which contains an enamine and a transition metal in the form of a salt or a complex, and the use thereof for chemical fastening. Also described are a reactive resin system containing the curing agent system and a multicomponent reactive resin system containing the curing agent system, and the use thereof for chemical fastening.
A power tool with a magnetic impact mechanism, comprising a housing, an electric motor, a transmission mechanism and a magnetic impact mechanism connected to the transmission mechanism, wherein the magnetic impact mechanism is arranged about a motion axis and sequentially comprises a fixing guide sleeve (3), a front drive disc (4), a connecting sleeve (5), a rear drive disc (7) and a sealing plate (8) in an impact direction. The rear drive disc (7) is provided with at least one vent hole (10), and the sealing plate (8) is configured to be capable of opening or closing the vent hole (10) in the rear drive disc (7). In this way, an airtight cavity is formed between an impact disc (6) and the rear drive disc (7) when the vent hole (10) in the rear drive disc (7) is closed by the sealing plate (8), and air in the cavity is compressed to form an air cushion so as to alleviate a heavy impact when the impact disc (6) is subjected to an attractive force of the rear drive disc (7).
A backpack device having a harness unit and a battery pack receptacle, fastened thereto, for receiving a battery pack, and having a connection device for connecting a hand-held electrical device, wherein the backpack device has a configuration interface via which energy to be output via the connection device is able to be configured in terms of current and/or voltage.
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
H01M 50/269 - Mechanical means for varying the arrangement of batteries or cells for different uses, e.g. for changing the number of batteries or for switching between series and parallel wiring
A backpack device having a harness unit and a battery pack receptacle, fastened thereto, for receiving a battery pack for supplying a hand-held electrical device with energy, wherein the harness unit has a strap adjusting device via which a shoulder strap of the harness unit can be adjusted such that the battery pack receptacle can be moved from a back position into a waist position, wherein the shoulder strap remains, at least partially, on a shoulder of the user with a load-transferring effect.
The invention relates to an impact screwdriver (10) comprising a tool holder (14), attached to a drive shaft (28), for holding a tool, in particular a screwing tool, wherein the drive shaft (28) can be set into tangentially impacting movement by means of a rotary impact drive (22) which can be driven by a drive (24), and wherein the rotary impact drive (22) has an anvil (32) assigned to the drive shaft (28), a hammer (30), and a spring element (34) acting on the hammer (30), wherein the drive (24) is operatively connected to the hammer (30) via a slotted guide (35) and wherein the impact screwdriver (10) has a controller (36) for controlling (36) the drive based on an input measurement value (φ), characterised in that a state of the spring element (34) is determined as the input value (φ), and in that the drive (24) is controlled depending on the state of the spring element (34), as a result of which it is particularly comfortable to work with the impact screwdriver (10). The invention further relates to a method (1000) for controlling an impact screwdriver (10).
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
88.
EQUIPMENT SYSTEM AND METHOD FOR ASCERTAINING THE DEPTH OF A BORE PRODUCED USING THE EQUIPMENT SYSTEM
The invention relates to an equipment system which comprises an equipment stand, a drilling device movably arranged on the equipment stand for carrying out a drilling process, and a manual advancing device for moving the core drilling device along the equipment stand. The equipment system comprises a controller for analyzing measurement values in order to determine a bore depth, wherein the measurement values are ascertained using at least one sensor, and the at least one sensor is arranged on the equipment stand or on the manual advancing device. The measurement values are transmitted from the at least one sensor to the controller in order to be analyzed, and a starting point and/or an end point of the drilling process is detected by the controller by virtue of an abrupt change in drilling parameters. A second aspect of the invention relates to a method for ascertaining the depth of a bore, said bore being produced using the proposed equipment system.
B23B 47/26 - Liftable or lowerable drill heads or headstocksBalancing arrangements therefor
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
A machine and a method for drilling a hole or setting a screw is provided, wherein the machine comprises a motor having a shaft and one or more magnetic coils, providing electric current to the one or more magnetic coils to rotationally drive the shaft, and switching the electric current at a commutation frequency to define a rotational speed of the shaft. A signal may be generated when a force towards the machine applied to the shaft increases and/or a torque applied to the shaft increases and the rotational speed of the motor may be increased to a first rotational speed when the signal is received. The rotational speed may be at least 6,800 RPM and at most 8,500 RPM.
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
The invention relates to a tool blade (14) which has a structure (24), that comprises at least two elements (22), on at least one lateral surface (26) of the tool blade (14), wherein the structure (24), with its elements, is rotationally symmetrical about a central blade rotational axis (R) of the tool blade (14) for a rotational angle of less than 360°, in particular of at most 180°, but is not mirror-symmetrical with respect to any diameter of the tool blade (14) extending through the blade rotational axis (R). The invention also relates to a tool holder (12), a tool blade system (15), and a machine tool (10). Said tool allows for particularly safe operation.
A driving device, comprising a hand-held housing with a piston element arranged therein for the transmission of energy to a fastening element to be driven in a driving direction, a propellant charge, and a combustion chamber, which is arranged between the propellant charge and the piston element and extends around a central axis, and an actuator, by which the energy to be transmitted from the propellant charge to the piston element can be varied in such a way that the energy can be set, wherein a venting channel connected to the combustion chamber can be exposed by means of a movable slide of the actuator, wherein the venting channel opens out into the combustion chamber by a vent opening, which can be partially or completely covered by the slide, and wherein a cross-sectional area of the vent opening increases in the driving direction.
B25C 1/14 - Hand-held nailing toolsNail feeding devices therefor operated by combustion pressure generated by detonation of a cartridge acting on an intermediate plunger or anvil
Epoxy resin mixtures include at least one curable epoxy resin and at least one epoxide-acrylate hybrid molecule that bears at least one epoxy group and at least one acrylate group. A method is developed for chemical anchoring with the epoxy resin mixture in the resin component of a multi-component reactive resin composition. Furthermore, the multi-component reactive resin composition includes the epoxy resin mixture. A second method is developed for chemical anchoring with the multi-component reactive resin composition.
C09J 163/10 - Epoxy resins modified by unsaturated compounds
C09K 8/44 - Compositions for cementing, e.g. for cementing casings into boreholesCompositions for plugging, e.g. for killing wells containing organic binders only
E04B 1/41 - Connecting devices specially adapted for embedding in concrete or masonry
A method for the open-loop and closed-loop control of a power tool, in particular a chipping hammer, containing a drive, a control device, a sensor, a transmission and a handle apparatus. The handle apparatus contains a lever element with a signal transmitter and pivotable relative to the sensor. A first and second position of the signal transmitter are sensed by the sensor, wherein the distance between the first and second position corresponds to a first distance. The difference between a maximum distance of the lever element and the first determined distance is determined. A first rotational speed for the drive is set when the determined difference between the maximum distance of the lever element and the first determined distance corresponds at least to a first predetermined threshold value. A second rotational speed for the drive is set after the second position has been reached and after a predetermined period of time has elapsed.
A method for processing a screw body, including a screw body providing step in which a screw body made of a hardenable steel is provided, a primary coating step, in which the screw body is coated with a primary coating that includes zinc, wherein the primary coating step follows the screw body providing step, and a tip hardening step, in which a tip region of the screw body, which is coated with the primary coating, is selectively heated, at least in part and with the ad-mission of oxygen, to a temperature required for hardening, characterized in that the tip hardening step follows the primary coating step. A screw that can be obtained using this method is also provided.
C23C 2/28 - Thermal after-treatment, e.g. treatment in oil bath
C23C 2/06 - Zinc or cadmium or alloys based thereon
C23C 2/14 - Removing excess of molten coatingsControlling or regulating the coating thickness
C23C 2/34 - Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shapeApparatus therefor characterised by the shape of the material to be treated
F16B 25/00 - Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws
95.
APPARATUS AND SYSTEM FOR SUPPLYING A POWER TOOL WITH ELECTRICAL ENERGY, AND USE OF THE APPARATUS FOR THIS PURPOSE
An apparatus for supplying a power tool with electrical energy is provided. The apparatus can be used, for example, to connect the power tool to an energy network so that it can perform the function of a mains adapter. The apparatus includes a first component for converting an AC voltage into a DC voltage, as well as a second component which is configured to convert the DC voltage generated by the first component into a device DC voltage. In a second aspect, the invention relates to a system which includes a apparatus and a power tool, wherein the power tool can be supplied with electrical energy using the apparatus. A use of the apparatus for supplying a power tool with electrical energy. Advantageously, particularly high power densities can be achieved with the invention and powers of more than 1700 watts can be provided.
A backpack device having a harness unit and a battery pack receptacle for receiving a battery pack for supplying a hand-held concrete vibrator with energy, wherein the concrete vibrator has an elastically deformable protective hose, and wherein the backpack device has a hose guide via which the protective hose can be guided with a load-transferring effect over a shoulder of a user of the backpack device.
Epoxide-acrylate hybrid molecules include a polyol backbone, at least one epoxy group, and at least one acrylate group. A method of chemical anchoring is developed using the epoxide-acrylate hybrid molecule in the resin component of a multi-component reactive resin composition. A method of improving the stability of mortars is developed by adding the epoxide-acrylate hybrid molecule to a multi-component reactive resin composition. Furthermore, a multi-component reactive resin composition includes these epoxide-acrylate hybrid molecules, and to the use of such a multi-component reactive resin composition for chemical anchoring.
C08L 63/10 - Epoxy resins modified by unsaturated compounds
C08G 59/17 - Polycondensates modified by chemical after-treatment by monocarboxylic acids or by anhydrides, halides or low-molecular-weight esters thereof by acrylic or methacrylic acid
A masonry drilling tool for drilling reinforced masonry, in particular, reinforced concrete is provided, wherein the masonry drilling tool has a magnetizing device. A masonry drilling device and a method for drilling reinforced masonry is also provided.
B28D 1/14 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor by boring or drilling
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
99.
DYNAMIC, FIRE-RESISTANCE-RATED THERMALLY INSULATING AND SEALING SYSTEM HAVING A F-RATING OF 120 MIN FOR USE WITH CURTAIN WALL STRUCTURES
An approved dynamic construction is used for effectively thermally insulating and sealing of a safing slot between a floor of a building and an exterior wall construction. The exterior wall construction comprises a curtain wall configuration defined by an interior wall glass surface including one or more aluminum framing members, wherein the vision glass extends to the finished floor level below. The dynamic, thermally insulating and sealing system includes a first element for receiving the insulating elements and positioned in the zero spandrel area of a glass curtain wall construction including only vision glass to maintain thermally insulating and sealing of the safing slot during exposure to fire and heat as well as movement in order to maintain a complete seal extending across the safing slot.
E04B 1/76 - Heat, sound or noise insulation, absorption, or reflectionOther building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
E04B 1/68 - Sealings of joints, e.g. expansion joints
