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Patent Searching and Data


Matches 601 - 650 out of 7,723

Document Document Title
WO/2013/071483A1
Disclosed in the present invention is an electric nut wrench with flexible shaft, which comprises an electric handle (1). An output shaft (2) of the electric handle (1) is connected with the flexible shaft (4) by a fixing element (3), an...  
WO/2013/068212A1
A percussion mechanism includes a first shaft and a second shaft. One or more vanes are fastened to the first shaft. The vanes are arranged so as to be rotatable in a chamber of the second shaft. The chamber is filled with a magnetorheol...  
WO/2013/068892A1
A cycle counter (12) for a pneumatic, or hydraulic, or electric apparatus (1), in particular for a pneumatic impact wrench, comprises a sensor (18) mounted inside the apparatus (1). The sensor (18) is configured for detecting a complete ...  
WO/2013/068209A1
A hand-held power tool has a motor, a tool holder, and a percussion mechanism that is disposed between the motor and the tool holder in the drive train. The percussion mechanism includes a first shaft (12) and a second shaft (13). A magn...  
WO/2013/065222A1
An impact tool has a hammer (5) to be driven by a motor for revolution and an anvil (6) impacted with the revolution by the hammer (5) and transmitting an impact force to a tip tool. Between the motor and the hammer (5), first and second...  
WO/2013/060545A1
In a portable power tool having an output shaft (124) on which there is formed a tool holder (150) which has an internal polygonal holder (290) and an external polygonal holder (210), wherein the internal polygonal holder (290) is design...  
WO/2013/037325A1
Disclosed is an electrician's screwdriver comprising a main machine housing, an electricity sensing device provided at the main machine housing, a working portion provided at one end of the machine shell of the main machine, with a motor...  
WO/2013/033423A1
Apparatus for supplying a fluid to a device for tightening or loosening fasteners including a first fluid-transmitting element (130) having a first axis connectable with a housing of the device; a second fluid-transmitting element (140) ...  
WO/2013/032963A1
A link attachment 100 for use with a device 300 for effecting an intermittent turning force 360 which oscillates in a forward and a backward direction 361 and 371 for tightening or loosening a fastener including:- a link housing 1 15; a ...  
WO/2013/027094A1
A transmission of the present invention comprises a transmission mechanism portion (decelerating mechanism portion (2)) which uses a motor (1) as a driving source and transmits the force of rotation of the motor (1) after transmission, a...  
WO/2013/019202A1
Battery packs include a battery pack housing, at least one battery release member held by the battery housing, a (blind) latch held by the battery pack housing in communication with the battery release member that releaseably locks the b...  
WO/2013/011183A2
The invention relates to a hydraulically operated tightening tool, comprising a body (1) on which a hydraulic cylinder is mounted, and an actuating ring (6) that is joined to the body (1) in an articulated manner and receives the action ...  
WO/2013/011364A1
A washer arranging apparatus (10) includes a washer arranging portion (11) for positioning a plurality of washers (53) in predetermined arranging positions (α), and a washer supplying portion (12) for supplying the washers (53) to the w...  
WO/2013/012098A1
An electric tool including: a motor; a tip tool configured to be rotationally driven by the motor; and a control unit configured to control the rotation of the motor and including a microprocessor and a memory unit, wherein the memory un...  
WO/2013/007125A1
A fast removal device for a torshear type bolt comprising a front stop piece (4), a bolt removal active bushing (6) and a bolt removal fixed bushing (7), wherein the front stop piece (4) has a central hole (401) matching a torshear type ...  
WO/2013/000670A1
The invention relates to a drywall screwdriver, comprising a housing (10), a screw-in depth limitation element (12), a gear unit (14), an output spindle (16), a drive unit (18), and a coupling unit (20), which is designed to couple and/o...  
WO/2013/000725A1
An electric torque delivering impulse tool comprising: a housing (10) with a front end (10a) and a back end (10b), an electric torque delivering motor (12) with a rotor (14) that is arranged to rotate with respect to a stator (13), an ou...  
WO/2013/000658A1
The invention relates to a drywall screwdriver having a housing (10), an element delimiting the depth of engagement (12), a drive unit (18), an outlet spindle (16), and a planetary gear (26) that comprises at least one hollow wheel (46)....  
WO/2012/176032A1
A multi-axis temporary tightening tool (1) includes: a tool main body (2) formed into a ring shape; and a plurality of sockets (3) which are arranged in a ring shape along the tool main body (2), are rotated by rotational force input to ...  
WO/2012/177050A2
The present invention relates to a rotational force transmitting apparatus for an electrically driven tool, consisting essentially of: an inertial wheel (100) which is connected to an output gear (22) that rotates in engagement with a dr...  
WO/2012/165112A1
A power tool (1) has a continuously variable transmission (7). The continuously variable transmission (7) has a sun roller (21), a plurality of planetary rollers (20), a speed change ring (26), and a thrust-generating section (25). The s...  
WO/2012/166609A1
A power tool assembly (10) includes an anvil (28) having an accessory receiving end portion (36) that defines a detent bore (72). A detent (74) is positioned in the detent bore (72) and movable between a retracted position and an extende...  
WO/2012/165113A1
A power tool (1) has a continuously variable transmission (7), status detection devices (J1-J3, J5), and an operation control device (C0). The continuously variable transmission (7) changes the speed of the rotational output from a drive...  
WO/2012/156218A1
Power torque tool having a controlling unit which is adapted for controlling a drive for driving a shaft of the power torque tool based on a pre-setting value of movement representing a movement to be performed by the shaft of the power ...  
WO/2012/150303A1
A power wrench with a torque sensing unit (20) comprising a housing (10, 22), a motor, an output shaft (13), and a planetary reduction gearing (14) connecting the motor to the output shaft (13) and including a stationary ring gear (19) s...  
WO/2012/149023A1
A powered screwdriver system includes an electric ratchet. In accordance with one aspect, the powered screwdriver system includes a driver housing and includes a motor disposed within the housing. A working end provides a rotational outp...  
WO/2012/143333A1
The present invention relates to a device (1) for tightening or loosening a nut (5) on a threaded bolt (11) or a threaded rod (21) for clamping connecting elements (51; 52), comprising a rotatable outer sleeve (3), which has at one of it...  
WO/2012/143532A1
The invention relates to an electric screwdriver, including: a drive means (1), the maximum constant-speed torque of which is Cmax, said drive means having a rotor (10); an end member (2) that can be rotated by a transmission including a...  
WO/2012/144737A2
Disclosed is a device for manufacturing a screw assembly. A device for manufacturing a screw assembly according to one aspect of the present invention includes: a press means for pressing a screw; a washer insertion groove in which a was...  
WO/2012/138011A1
The present invention relates to a mini handheld electric driver using a decelerator. The mini handheld electric driver includes: a driver case including a built-in motor; a driver bit, the length of which extends in both side directions...  
WO/2012/134472A1
A power tool includes a motor having an outwardly extending rotor that defines a drive axis, a housing surrounding the motor, and a gear case that includes a drive train coupled to the rotor and configured to drive a tool output. The gea...  
WO/2012/130236A1
A power tool adaptor for holding a tool adapted thereto, such as a reversible tool bit holder, is disclosed, comprising an adaptor body, a tool insertion cavity formed in an end of the adaptor body for receiving the tool, an elongated to...  
WO/2012/134469A1
A handheld power tool includes a housing, a display device mounted on the housing, at least one light source mounted in the housing, and an integral, light transmissive lens member. The lens member includes a cover portion covering the d...  
WO/2012/129212A1
A fastening system that comprises a fastener and a single tool that provides both snugging torque and final tensioning to the fastener assembly, from a single side, with a single operator, with no torque feedback. The fastener comprises ...  
WO/2012/123284A1
In a method for rotating a rotatable part using a hydraulic piston cylinder drive operated by a hydraulic pressure source and having at least one piston and a ratchet, wherein a torque is applied to the rotatable part during a loading st...  
WO/2012/114815A1
A power tool includes: a motor; a speed reduction mechanism (2) that reduces the speed of and transmits the rotative power of the motor (1); and a speed reduction ratio switching means that switches the speed reduction ratio of the mecha...  
WO/2012/114804A1
This power tool is provided with: a motor that serves as a drive source; a speed reduction mechanism unit that reduces the speed of and transmits the rotative power of the motor; and a speed reduction ratio switching means that switches ...  
WO/2012/114361A1
A hydraulic spanner for tightening threaded connection elements, comprising a fixed body (1), a movable body (2) having a screwing head (3), a hydraulic mechanism able to rotate said movable body with respect to said fixed body in a scre...  
WO/2012/110485A1
The invention relates to a hand-held power tool comprising a drive device in a housing, said drive device being intended to drive a tool accommodated in a tool-accommodating region. An adjusting motion of the hand-held power tool by the ...  
WO/2012/112960A1
Apparatus for use with a tool assembly in operations of tightening or loosening threaded fasteners (230) about an axis are disclosed, and in one example includes: a lower clamp assembly (110); an upper clamp assembly (120); a reaction ad...  
WO/2012/105411A1
This bolt tensioner is provided with: a housing (201); a puller bar (202) disposed at the center axis within the housing (201); an oil pump unit (115) that enables the movement of the puller bar (202) in the axial direction; a puller bar...  
WO/2012/105410A1
This fastening/loosening device appropriately enables the fastening and loosening of a nut with respect to a stud bolt, regardless of the size or shape of the member to be fastened, by being provided with: a device main body (101) of whi...  
WO/2012/098814A1
A nut tightening jig to be attached to a rotary tool (20), the nut tightening jig comprising a body (1), a rotation transmitting section (2), and a nut holding section (4). The body (1) has bearing holes (6a-6c) arranged side-by-side and...  
WO/2012/093010A1
The invention relates to a planetary gear system for a power tool, in particular for an electrically driven hand-power tool. The planetary gear system has multiple gear stages, wherein at least the planetary gears of a gear stage that is...  
WO/2012/090711A1
[Problem] To provide an effective technology for preventing wear and tear related to power transmission in a work tool having a power transmission mechanism for transmitting drive-motor power to the tip of the tool. [Solution] This work ...  
WO/2012/091172A1
A driving tool (1) includes a motor (30), and an end-bit holding section (41). The motor includes an output shaft (31). The end-bit holding section (41) is connected to and rotated by the motor and configured to hold an end-bit. The driv...  
WO/2012/084428A1
In a portable power tool (100) for operation in the hammer-drilling, drilling and screwing modes, said portable power tool (100) having a mode-setting device (150) having an actuating element (155) and a setting element (110) and also ge...  
WO/2012/079932A1
In a portable power tool having a mechanical percussion mechanism (200), which has at least one percussive body (210, 220) that is provided with a drive cam (212, 222) and an output shaft (400) that is provided with at least one output c...  
WO/2012/072325A1
The invention proceeds from a hammer percussion mechanism having at least one percussion means (12a; 12b), a tool chuck drive shaft (14a; 14b) and a coupling means (16a; 16b) which is provided to transmit a rotary movement from the tool ...  
WO/2012/072326A1
The invention proceeds from a hammer percussion mechanism having at least one percussion drive unit (12a-c), a striker (14a-c) and a first rocker arm (16a-c) which is provided to drive the striker (14a-c). It is proposed that the hammer ...  

Matches 601 - 650 out of 7,723