Class / Patent application number | Description | Number of patent applications / Date published |
173216000 | Gear drive | 57 |
20080271906 | DRILL/DRIVER - A drill/driver ( | 11-06-2008 |
20080289843 | ELECTRIC HAND SCREWDRIVER WITH ADJUSTABLE HEAD - An apparatus to accomplish rotational work on a securing element. The apparatus has a main body portion and an articulating arm. The main body has a power source, a drive motor, and a drive shaft. The drive shaft extends into the articulating arm which has a first section rotatable about the drive shaft. The articulating arm also has a second section which is seated on a first transversely aligned drive shaft interoperating with the drive shaft itself. The first transversely aligned drive shaft transmits rotational work to a second transversely aligned drive shaft which supports a third section. A third section interoperates with a spindle section which receives the rotational work from the second transversely aligned drive shaft to accomplish rotational work on the securing element. | 11-27-2008 |
20080302550 | Electrical hand-held power tool with a spindle locking device - An electrical hand-held power tool includes a driving gear wheel ( | 12-11-2008 |
20080314610 | Hand-Held Power Tool, in Particular a Rotary Hammer and/or Chisel Hammer - The invention is based on a portable power tool, in particular a hammer drill and/or rotary hammer, comprising a motor unit ( | 12-25-2008 |
20090050343 | Process and apparatus for drilling holes in soft materials. - This device is a simple mechanical device that converts the rotary motion of a drill motor to an oscillating or reciprocating motion. The device is for use in unique, non-surgical operations with soft, fibrous materials such as carpets and other fiber based materials. The device drills a close tolerance hole with drive shafts in line or offset to the driven shaft. A general reciprocating drive system is comprised of a reciprocating drive device—offset drive and eccentric bars; a turning drive means such as a drill or the like; a drive structure member such as a gear, plate or the like; a reciprocation configuration of various members such as the eccentric linkage to the reciprocating driven structure member such as a gear, plate, linkage or the like; a device encasement; a connection means of members to an encasement; and a driven output means. | 02-26-2009 |
20090071673 | POWER TOOL WITH SIGNAL GENERATOR - A power tool comprising a housing, a motor, an output shaft, a gear transmission mechanism and a control system. The gear transmission mechanism is connected between the motor and the output shaft to transmit the rotary power of the motor to the output shaft. The power tool comprises a signal generator and a control system electrically coupled to the signal generator and operatively engaged with the gear transmission mechanism such that when the signal generator is manually activated, an electric signal is generated and transmitted to the control system to cause the gear transmission mechanism to vary the gear reduction ratio. | 03-19-2009 |
20090071674 | Drilling implement and method for operating a drilling implement - The invention relates to a drilling implement with a derrick, a drill drive for driving a drill rod guided on the derrick and a gear, which is placed between the drill drive and drill rod for transmission purposes. According to the invention, for inverting the gear ratio, the gear is placed in disengageable and reversible manner on the drill drive. | 03-19-2009 |
20090183889 | SYSTEM AND METHOD FOR BREAKING CHIPS FORMED BY A DRILLING OPERATION - A drilling machine is provided for breaking chips formed by drilling action into manageable lengths. The drilling machine comprises a first gear having a first axis of rotation, and a cam follower surface. It has a second gear having a second axis of rotation coincident with the first axis of rotation. A housing is provided configured to support the first gear and the second gear, the housing having a cam surface, a spring and a tool holder spindle having a third axis of rotation. The first and second gears are configured to impart both a linear feed and a rotation to the spindle. The first and second axes of rotation are coincident with the third axis of rotation such that the cam surface is urged into contact with the cam follower surface by the spring. The cam surface and the follower surface are shaped such that when the first gear rotates, the first gear is caused repeatedly to retract and then to advance, breaking chips that are formed. | 07-23-2009 |
20090272556 | ANGLE HEAD AND BEVEL GEAR FOR TOOL - An angle head for use with a power tool includes an angle housing defining first and second non-parallel axes and a pinion shaft supported within the angle housing for rotation about the first axis. The pinion shaft has a first end that includes a plurality of pinion teeth, and a second end adapted to be engaged by a motor of a power tool. The angle head also includes a bevel gear supported in the angle housing for rotation about the second axis. The bevel gear includes an upper shaft, a toothed portion, and an output spindle. The upper shaft, toothed portion, and output spindle are integrally formed as a single, monolithic structure. The toothed portion is between the upper shaft and output spindle. The toothed portion includes a plurality of bevel teeth in meshing engagement with the pinion teeth such that rotation of the pinion shaft about the first axis causes rotation of the bevel gear about the second axis. | 11-05-2009 |
20100018736 | TRANSMISSION, IN PARTICULAR FOR ELECTRIC HAND-HELD POWER TOOLS - The invention relates to a gearing, in particular for portable electric power tools, preferably for angle grinders, comprising an automatic locking device ( | 01-28-2010 |
20100071926 | PNEUMATIC POWER TOOL WITH AIR COOLING SYSTEM - A pneumatic air tool includes a housing with a forward angle gearing arranged in a gearing chamber, a motor chamber, a rear air outlet section and a forward air outlet section. The motor chamber includes a pneumatic motor with air communication openings, which communicate with both the rear air outlet section, and the forward air outlet section. A part of the outlet air is ducted through the forward air outlet section including a circular groove in the housing which form part of a cooling chamber. The walls of the groove form together an enlarged heat transferring surface by which the heat generated in the angle gearing is efficiently transferred to the cold exhaust air from the motor passing through the cooling chamber. By communicating exhaust air through the cooling chamber there is obtained an efficient cooling of the angle gearing while maintaining favorable outer dimensions of the housing. | 03-25-2010 |
20100236805 | HAND-HELD POWER TOOL - The invention is based on a hand-held power tool, in particular a cordless screwdriver, having a drivable output shaft, a supporting element, and a roller bearing unit that is provided to transmit a supporting force of the output shaft to the supporting element. According to the invention, the output shaft and/or the supporting element constitutes at least one roller element running surface of the roller bearing unit. | 09-23-2010 |
20100300720 | DRIVE DEVICE FOR A BORING BAR - A drive apparatus for a drill stem, in particular for de-coking systems, has a feeder ( | 12-02-2010 |
20100319947 | Electric Tool - The present invention relates to a power tool comprises an adjusting mechanism, the adjusting mechanism comprising a station element defining at least a first engaged member, and an adjusting member rotated about a axis and driving the first engaged member to move elastically along the axis, wherein a frequency increase mechanism is disposed between the adjusting member and the station element, the frequency increase mechanism coupled to the first engage member, the frequency of the elastic moving of the first engage member increases when the adjusting member rotates about the axis. Because the adjusting mechanism can increase the sound frequency, so it can make precision and dense sound and remind of the operator when the adjusting member rotated. | 12-23-2010 |
20110030986 | POWER TOOLS - A plurality of components of a power tool are coupled to each other to form a component assembly. Positioning members are disposed within a housing body and resiliently support the component assembly from opposite sides in an axial direction. | 02-10-2011 |
20110127059 | PRECISION TORQUE TOOL - A power tool includes a housing, a motor supported in the housing, a transmission operably coupled to the motor, an output shaft rotatable about a central axis, a clutch mechanism including a resilient member, and a clutch mechanism adjustment assembly having a first ring rotatable about the central axis. The first ring includes a cam surface spaced from the central axis in a radial direction. The clutch mechanism adjustment assembly also includes a second ring coaxial with the first cam ring and in facing relationship with the cam surface, and a cam member disposed between the cam surface and the second ring. In response to rotation of the first ring relative to the second ring, the cam member engages the cam surface to displace the first ring relative to the second ring and compress the resilient member to increase the amount of torque transferred to the output shaft. | 06-02-2011 |
20110147030 | Handheld machine tool - A handheld machine tool, in particular a battery-driven handheld machine tool, having a gear unit and a cooling air unit. The cooling air unit is provided to route a flow of cooling air for cooling the gear unit past at least one gear element of the gear unit. | 06-23-2011 |
20110220379 | HOUSING AND GEARBOX FOR DRILL OR DRIVER - A power tool with a handle housing, a motor, an output member and a cassette. The handle housing that defines a handle. The motor is received in the handle housing. The cassette is received in the handle housing and includes a transmission housing, a multi-stage transmission received in the transmission housing, and a rear thrust washer. The transmission housing has a first end with first and second circumferentially extending channels formed therein. The rear thrust washer has a body and first and second lock members that extend radially from the body. Each of the first and second lock members is received in an associated one of the first and second circumferentially extending channels. | 09-15-2011 |
20110220380 | HAND-HELD POWER TOOL COMPRISING A SPINDLE FOR RECEIVING A TOOL - A hand-held power tool includes a gearbox that is coupled to a spindle for receiving a tool, the spindle being mounted via a tool-side bearing and a motor-side bearing, and the motor-side bearing being braced radially against a component of the gearbox. | 09-15-2011 |
20120006575 | MACHINE TOOL HAVING A SPINDLE DRIVEN BY A DRIVE DEVICE - Disclosed is a machine tool having a spindle driven by a drive device, the spindle having a receiving device on its free end for a tool or a tool holder, an input part being provided in the drive train of the drive device, the input part transferring a torque having a defined play in the direction of rotation via drivers to an output part which is joined in a rotationally fixed manner to the spindle, while a torque acting from the spindle in the direction of the drive device and exceeding a torque on the input side is supported on the housing of the machine tool via clamping surfaces on the periphery of the output part, via clamping elements and via a locking ring having a hollow cylindrical surface. The output part is a driving profile having two or more axially parallel planes, of which a first part acts as clamping surfaces and a second part acts as driving surfaces which cooperate with the drivers of the input part. | 01-12-2012 |
20120037392 | HAND-HELD TOOLS - A hand-held tool has an operation member operably coupled to a lock mechanism. The lock mechanism can lock and unlock the position of a cover that covers at least a part of an end tool. The operation member is positioned on an opposite side to a coupling device that movably couples the cover to a gear head device mounted to a tool body. | 02-16-2012 |
20120067607 | Portable Oscillatory Power Tool With Planetary Gear - The invention discloses a portable tool having a housing with a gearhead, having a motor shaft which can be rotationally driven by a motor and which can be coupled via an eccentric coupling drive to a tool spindle for the drive thereof, wherein the tool spindle can be driven in a rotational oscillatory manner about the longitudinal axis thereof and is configured for accommodating a tool, wherein a motion-reversal drive is provided which is configured for converting an oscillating drive movement produced by the eccentric coupling drive into an oscillating output movement which has a direction of oscillation opposed to said drive movement. The motion-reversal drive is configured as an epicyclic gearing. | 03-22-2012 |
20120080207 | ROTARY TOOLS - A rotary tool includes a drive device, a driven member configured to be rotatably driven by the drive device, a spindle rotatably supported within a housing, an impact attenuation mechanism disposed between the driven member and the spindle and transmitting rotation of the driven member to the spindle while an impact applied to the driven member being attenuated, and a driven member support bearing rotatably supporting the driven member, so that the driven member can rotate relative to the spindle. | 04-05-2012 |
20120145427 | Handheld Power Tool, in Particular Power Drill or Power Screwdriver - A handheld power tool, in particular, a power drill or a power screwdriver is disclosed. The handheld power tool includes a housing which includes a first region for a tool holder and a second region which serves as a handle. The tool holder is coupled to a drive motor by a gear mechanism. Both the drive motor and a switching device for operating the drive motor is arranged in the second region of the housing. Provision is made for the drive motor to be arranged in the second region of the housing on the side which faces the gear mechanism. | 06-14-2012 |
20130014968 | MOTOR MOUNT FOR A POWER TOOL - A power tool includes a motor having a can and a shaft extending axially from the can, a gear case having an inner surface that defines an opening, a bearing positioned around a portion of the shaft that extends from the can and at least partially within the opening in the gear case, and a motor mount coupled to the motor. The motor mount includes a flange extending away from the motor. The flange of the motor mount and the inner surface of the gear case axially and laterally locate the motor and the gear case on the bearing. | 01-17-2013 |
20130025899 | MULTISPEED POWER TOOL - A tool with a transmission assembly having a reduction gearset and a speed selector. The speed selector has a member, an actuator and a shifter assembly. The member is movable between a first position, in which the member is non-rotatable, and a second position in which the member is coupled to a planet carrier of the reduction gearset for common rotation. The actuator includes a pivoting yoke and a follower that is coupled to the yoke. The follower engages the member so as to be axially movable with the follower. The shifter assembly has a selector switch, a switch fork, and a pair of springs. The selector switch is slidable between a first switch position and a second switch position. The shift fork is slidably coupled to the selector switch and receives the yoke. The springs cooperate to bias the shift fork relative to the selector switch into a neutral position. | 01-31-2013 |
20130025900 | TWIST LOCK GEAR CASE FOR POWER TOOLS - A power tool includes a motor having an outwardly extending rotor that defines a drive axis, a housing surrounding the motor, and a gearcase that includes a drive train coupled to the rotor and configured to drive a tool output. The gearcase includes a proximal end and an opposite distal end that is exposed to the outside of the tool forward of the housing. The gearcase includes respective locking elements spaced around the periphery of the gearcase proximal end. A motor mount includes spaced apart locking elements that are configured to engage with respective gearcase locking elements. The proximal end portion of the gearcase is adapted to make contact with the motor mount between the locking elements and then rotate such that the gearcase locking elements engage the motor mount locking elements. | 01-31-2013 |
20130025901 | POWER TOOL HAVING A SPINDLE LOCK - A spindle lock ( | 01-31-2013 |
20130043053 | Power Tool for Falsework Assemblies - A power tool is provided for turning the screw collars | 02-21-2013 |
20130062090 | HANDHELD DRIVE DEVICE - The present invention provides a handheld driver having a housing with a handle and a trigger that drives a set of gears to rotate a shaft having a fitting for a socket, screwdriver bit or drill bit. | 03-14-2013 |
20130081841 | Saw Assembly with Floating Bearing for Worm Drive and Motor Shaft - A saw assembly includes a housing, a motor, a worm gear, and a drive member. The housing defines an interior space. The motor is positioned in the housing and has a motor shaft, the motor being configured to rotate the motor shaft about a first axis. The worm gear is positioned in the housing and has a worm gear shaft. Rotation of the motor shaft causes rotation of the worm gear shaft. The drive member is operatively coupled to the worm gear. Rotation of the worm gear shaft causes movement of the drive member in a repeating pattern. The worm gear shaft includes a bore structure defining a blind bore and an opening leading to the blind bore. The bore structure defines a set of internal threads that are spaced apart from the opening. The motor shaft includes a set of external threads. | 04-04-2013 |
20130180749 | PNEUMATIC IMPACT TOOL HAVING TWO OIL INLETS - A pneumatic impact tool includes a housing, a power output unit, a transmission unit, and an oil seal assembly. The housing has first and second accommodating chambers, and first and second oil inlets in fluid communication with the first and second accommodating chambers, respectively, and permitting lubricating oil to be fed into the first and second accommodating chambers therethrough. The power output unit is centered at a Z-axis, and is disposed in the first accommodating chamber for power outputting. The transmission unit is centered at an X-axis, and is disposed in the second accommodating chamber for transmitting a power to the power output unit. The oil seal assembly prevents flow of the lubricating oil out of the first and second accommodating chambers. | 07-18-2013 |
20130192863 | Multi-Functional Electric Power Tool with Safety Shift Device - It is one kind of hand-held electric power tool with safety shift device, including housing assembly, motor, end cap of gear box, gear box, output shaft, final-stage rack wheel, final-stage pinion, gear pin roll, safety shift pin roll, gear knockout plate, gear synchronous spring, safety shift spring, safety push rod, stop pin, variable-speed pinion axis, variable-speed rack wheel, big bevel pinion, bevel pinion and grinding wheel shield. Among which, the gear pin roll and safety shift pin roll are installed within the gear box in parallel, the gear knockout plate is connected with final-stage rack wheel and final-stage pinion, the gear synchronous spring is installed on the gear pin roll while the safety shift spring is installed on the safety shift pin roll. This new practical hand-held electric power tool with safety shift device is characterized by low-speed gear automatic recovery function and the dangers of disoperation will be avoided, being safe and convenient. | 08-01-2013 |
20130206442 | HEAD STRUCTURE OF PNEUMATIC TOOL - A head structure of a pneumatic tool has an accommodation room in a pneumatic tool body. A driving gear and a transmission unit are pivoted in the accommodation room. The transmission unit includes a gear member having a transmission gear to mesh with the driving gear. The rear end of the gear member is provided with a gear rod. A bearing fitted on the gear rod is limited to a first limit portion at the distal end of the transmission gear. The gear rod is connected with a connection member which has a second connection portion to engage with the first connection portion. The connection member has a second limit portion adapted to limit another side of the bearing. The limit member is secured to the distal end of the accommodation room. The limit member is adapted to limit the bearing in the accommodation room. | 08-15-2013 |
20130233585 | PNEUMATIC SPANNER STRUCTURE - A pneumatic spanner structure includes a head body, a link bevel gear unit, a hit unit and a driving handle. A driving motor axle portion at an open end of the driving handle drives a motor link bevel gear post and a hit unit link bevel gear plate of the link bevel gear unit. The hit unit link bevel gear plate links the hit unit. The link bevel gear unit enhances and transmits the force to the hit unit. The hit unit applies the acting force on a workpiece. The hit unit doesn't need a buffer space for actuation and the force is indirect. The link bevel gear unit is a deceleration device to extend the service life of the whole structure. The output force is more powerful than the prior art, providing a stable and compact structure. | 09-12-2013 |
20130284478 | HAND-HELD MACHINE TOOL HAVING A SPINDLE-LOCKING DEVICE - In a handheld machine tool having a tool housing in which a gear unit is situated to transmit a torque generated by a drive motor to a drive spindle, to which drive spindle a spindle-locking device is assigned, the drive spindle has at least one radial depression in which at least one spindle cylinder assigned to the spindle-locking device is accommodated. | 10-31-2013 |
20130299207 | POWER TOOL COOLING - An electric power tool is provided. The electric power tool includes a motor housing having inlet and outlet slots and an electric motor received within the motor housing. The electric motor is configured to drive a working spindle. The electric power tool includes a ventilation device disposed within the motor housing and configured to generate an airflow between the inlet and outlet slots. The electric power tool also includes an airflow gear case attached to the motor housing. The airflow gear case having an opening to receive the working spindle and bearings. An airflow sleeve covers the airflow gear case, wherein at least a portion of the airflow received from the motor housing is introduced along an airflow path defined by the airflow gear case and the airflow sleeve. | 11-14-2013 |
20140034348 | POWER TOOL - A power tool includes a case and a motor installed within the case. The motor has a motor housing and a rotor with shaft. A gear train having a gear train housing and a speed reduction mechanism is installed within the gear train housing and connected to the shaft of the motor. The motor housing and the gear train housing are integrally formed as a common housing and fixed relative to the case. | 02-06-2014 |
20140096989 | Device for Screwing Without Reaction Force in the Handle - A device is provided for screwing. The device includes a handle housing and a gear reduction housing. The handle housing includes a handle and lodges a motor. The gear reduction housing lodges a gear reduction unit, the input of which cooperates with the output of the motor. The gear reduction unit includes a single output cooperating with a rotating end element for cooperating with an element to be screwed. The gear reduction housing is linked to the handle housing by a rotating link. The rotating link is configured in a way such that a negligible reaction force is transmitted to the handle housing during an operation of screwing. | 04-10-2014 |
20140116742 | MACHINE TOOL DEVICE - A machine tool device, particularly a hand-held machine tool device, includes at least one screw that is configured to secure at least one metal component to at least one additional component in a form-fitting manner. The machine tool further includes an electrical insulating unit that is configured to prevent the conduction of current at least between the metal component and the screw. | 05-01-2014 |
20140144663 | PORTABLE POWER TOOL - A portable power tool has at least one actuating element and at least one tool holding unit. A center axis of the at least one tool holding unit is configured to extend at least through a vicinity of the at least one actuating element. | 05-29-2014 |
20140144664 | PORTABLE MACHINE TOOL - A portable machine tool has at least one drive motor, at least one gearbox unit, at least one connecting drive train unit, and at least one actuating element. The at least one connecting drive train unit is configured to transmit a force from the at least one drive motor to the at least one gearbox unit. The at least one connecting drive train unit is also configured to bypass the at least one actuating element. | 05-29-2014 |
20140190717 | Resilient Cover For Power Tool - A power tool includes a housing having a horizontal part of that contains a motor and gear set, and a vertical part having a handle extending from the horizontal part generally transverse to the horizontal part. A cover includes a generally tubular body having an internal shape corresponding to an external shape of the horizontal part of the housing, an end cap portion sealing a rear end of the tubular body, a first aperture defined in a front end of the tubular body, and a second aperture defined in a bottom side wall of the body section. The cover is formed of a resilient deformable material so that when mounted on the power tool, a front end portion of the horizontal part extends through the first aperture, the vertical part extends through the second aperture, and the tubular body stretches to frictionally engage an outer surface of the horizontal part of the housing in order to retain the cover on the housing. | 07-10-2014 |
20140262408 | Drivers and Drive System - Drivers and drive systems (e.g., off-axis drive systems, pneumatic motors, multi-gear drive systems, and/or the like), and kits comprising drivers with drive systems, such as those, for example, configured to move a drive shaft. | 09-18-2014 |
20140262409 | CHUCK SLEEVE FOR POWER TOOL - A power tool is provided and includes a housing, a motor, a gear case, a bearing assembly, and a chuck assembly. The motor is disposed in the housing and defines an axis of rotation. The gear case is coupled to the motor and includes a proximal end and a distal end. The proximal end of the gear case is coupled to the housing. The bearing assembly extends from the distal end of the gear case along the axis of rotation and supports a driveshaft for rotation about the axis of rotation. The chuck assembly is rotatably coupled to the driveshaft and includes a chuck sleeve annularly surrounding the bearing assembly about the axis of rotation. | 09-18-2014 |
20150090471 | ROTARY TOOL - A rotary tool for driving drill bits or screw bits. The rotary tool includes a main body, a main shaft, a chuck, and a locking assembly for locking the chuck at a fixed position relative to the main shaft in the axial direction. The locking assembly is arranged fixedly relative to the main body in the circumferential direction of the main shaft and it has a portion that contacted with the chuck when locking the chuck. | 04-02-2015 |
20150367493 | A GEARBOX FOR A POWER TOOL AND A POWER TOOL WITH SUCH A GEARBOX - The invention provides a power tool with an epicyclically gear system comprising: a frame attachable to, or forming, a chassis of the power tool, an output connectable to a tool end of the power tool, an input connectable to a motor, a first annulus ring ( | 12-24-2015 |
20160008969 | HANDHELD DRIVE DEVICE | 01-14-2016 |
20160046012 | MULTI-SPEED CYCLOIDAL TRANSMISSION - A transmission assembly for operably coupling an input member to an output member includes a first cycloidal gear stage having a first gear ratio and a second cycloidal gear stage having a second gear ratio different than the first gear ratio. The transmission assembly also includes a shifting mechanism for selectively driving the output member with one of the first cycloidal gear stage and the second cycloidal gear stage. | 02-18-2016 |
20160082580 | TOOL HAVING MULTI-SPEED COMPOUND PLANETARY TRANSMISSION - A tool having a housing assembly, which defines a handle, a motor assembly, a trigger assembly, a spindle and a transmission assembly. The motor assembly is received in the housing assembly and has an output shaft. The trigger assembly is coupled to the housing assembly and is configured for use in actuating the motor assembly. The transmission assembly transmits rotary power between the output shaft of the motor assembly and the spindle. The transmission assembly includes a planetary stage with an input sun gear, an output planet carrier and a compound planet gear having a first planet gear and a second planet gear coupled together for common rotation on the output planet carrier. The planetary stage is selectively operable in a first gear reduction and a second, relatively lower gear reduction in which the compound planet gear cooperates to produce at least one intermediate gear reduction within the planetary stage. | 03-24-2016 |
20160101512 | HAND-HELD MACHINE TOOL HAVING AUTOMATIC SHAFT LOCKING - A hand-held machine tool device, in particular, for a screwdriver ( | 04-14-2016 |
20160121473 | HAND-HELD POWER TOOL WHICH INCLUDES A SHIFTABLE TRANSMISSION - A hand-held power tool which includes a shiftable transmission that is shiftable at least between a first gear and a second gear via a shifting member, in which the shifting member is coupled to a spring element, which for the gear shifting is indirectly or directly actuatable at least via a first and a second shifting element. A coupling element which is coupleable to the spring element is associated with the first shifting element, and the coupling element is configured for allowing gear shifting by actuating the first shifting element only for the case that the second shifting element is in a predefined gear shift position. | 05-05-2016 |
20160121474 | Handheld Machine-Tool Device - A handheld machine-tool device has at least one gear unit, which has a drive element configured for pure rotational movement, and an output element configured for pure rotational movement, and which is configured to convert rotational speed and/or torque between the drive element and the output element. The gear unit has an eccentric element, which is configured to operate in at least one operating state to translate pure rotational movement of the drive element into eccentric movement in order to drive the output element. | 05-05-2016 |
20160169365 | Handheld tool device | 06-16-2016 |
20160184983 | POWER TOOL WITH FLYWHEEL AND GEAR FOR ACCELERATING SAID FLYWHEEL - A hand held power tool, for delivering a torque to a joint, includes a housing, a motor, an output shaft, and a flywheel which is arranged in bearings with respect to the housing. A selection gear is arranged to selectively connect the motor to either the output shaft, or the flywheel, such that the flywheel may be set to rotate before a tightening operation and wherein the rotation of the flywheel may be used to decrease the counter forces acting on the power tool. | 06-30-2016 |
20160199970 | TORQUE DELIVERING POWER TOOL WITH FLYWHEEL | 07-14-2016 |
20160199971 | PORTABLE POWER TOOL | 07-14-2016 |