B25B 21 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose

Patents for B25B 21 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose (7,850)
11/2011
11/11/2011	CA2735052A1 A portable angle impact tool
11/11/2011	CA2735034A1 A portable angle impact tool
11/11/2011	CA2735028A1 A portable angle impact tool
11/10/2011	WO2011139350A2 System for performing predefined fastener installation procedures
11/10/2011	DE102008058947B4 Mutternschraubgerät Mutternschraubgerät
11/10/2011	DE102005048162B4 Vorrichtung zur Eindrehbegrenzung Apparatus for Eindrehbegrenzung
11/09/2011	CN202029087U Multifunctional rechargeable automatic nail feeding gun
11/09/2011	CN202029084U Transmission mechanism of electric wrench
11/09/2011	CN202029083U Bolt fastening device for packing case and vehicle with same
11/09/2011	CN102239031A Disc-shaped torque transducer
11/09/2011	CN102233555A Sleeve for connection and washer for supporting used reacting force and connecting structure
11/09/2011	CN102233554A Electric screwdriver
11/03/2011	WO2011102704A3 Wrench comprising self-adjustable rollers
11/03/2011	WO2010009454A8 An apparatus for tightening a fastener having a safety device
11/03/2011	DE102010018919A1 Vorsatzgerät für eine Hand-Werkzeugmaschine und damit ausgestattete Hand-Werkzeugmaschine Attachment for a hand-held power tool and thus equipped handheld machine tool
11/02/2011	EP2383074A2 Fastening tool
11/02/2011	CN202021598U Silencing system for pneumatic wrench
11/01/2011	US8047057 Output mode switching apparatus
10/2011
10/31/2011	DE202011000871U1 Tragbares Winkel-Schlagwerkzeug Portable angle impact driver
10/27/2011	WO2011131977A1 Power tool for falsework assemblies
10/27/2011	CA2795213A1 Power tool for falsework assemblies
10/26/2011	EP2049307B1 Unit with at least two hydraulic connections fastened to it
10/26/2011	CN202016021U Rapidly chargeable electric screwdriver
10/26/2011	CN202016020U Novel air impact wrench device
10/26/2011	CN202016019U Fastener unscrewing machine
10/25/2011	DE202011103186U1 Setzgerät Setting tool
10/19/2011	CN202010984U Height adjusting device for screw feeder
10/19/2011	CN202010983U Forward and backward rotation turn button device for automatic screwdriver
10/19/2011	CN202010982U Automatic bottle opener
10/19/2011	CN202010981U Automatic bottle opener
10/19/2011	CN202010980U Automatic screwdriver
10/19/2011	CN202010979U Automatic bottle opener
10/19/2011	CN202010978U Automatic screwdriver
10/19/2011	CN202010977U Automatic screwdriver
10/19/2011	CN202010976U Automatic bottle opener
10/19/2011	CN202010975U Pneumatic clutch type automatic screwdriver
10/13/2011	WO2011126060A1 Fastening tool
10/12/2011	CN102216034A Electric tool
10/12/2011	CN102216033A Switchable planetary gear set in a handheld machine tool
10/06/2011	WO2011122362A1 Power tool
10/06/2011	WO2011122361A1 Power tool
10/05/2011	EP1637285B1 Bit holder device
10/05/2011	CN201998115U Electric inner hexagon spanner
10/05/2011	CN201998114U Handheld type fixed-torque electric wrench
10/05/2011	CN101062559B Electric tool
09/2011
09/29/2011	US20110232930 Spindle bearing arrangement for a power tool
09/29/2011	US20110232430 Screwstrip advance mechanism and feeder for a power screwdriver
09/28/2011	CN201991683U 一种液压气动驱动装置 A hydraulic pneumatic actuators
09/28/2011	CN101412212B Mounting and dismounting head with multiple screwdriver bits
09/22/2011	US20110226498 Oil lubricant
09/21/2011	CN102189519A Hand-held power tool
09/21/2011	CN102189518A T-shaped wrench
09/15/2011	WO2011111850A1 Impact tool
09/15/2011	WO2011111465A1 Structure for prevention of falling-off of socket in motorized tool
09/14/2011	CN201970289U 电动工具 Power Tools
09/14/2011	CN201970252U 气动冲击扳手限扭矩打击机构 Pneumatic impact wrench torque limiter striking mechanism
09/14/2011	CN102186632A Hand-held power tool having automatic spindle locking
09/14/2011	CN102179789A Jack hammer device
09/14/2011	CN101695829B Hydraulic torque wrench
09/14/2011	CN101602197B Anti-loosening anti-theft removal tool special for screw bolt
09/13/2011	CA2459679C Drive system having an inertial valve
09/08/2011	US20110214894 Oil pulse tool
09/08/2011	DE102010009917A1 Schraubvorsatz und damit ausgestattetes Schraubgerät Schraubvorsatz and thus equipped screwdriving
09/07/2011	CN201960505U 手动电动两用组合螺丝刀 Manual electric dual combination screwdriver
09/07/2011	CN101758268B Electric drill
09/01/2011	WO2011105558A1 Rotary tool bit and rotary tool bit manufacturing method
09/01/2011	WO2011103636A1 Modular power tool
09/01/2011	CA2828178A1 Modular power tool
08/2011
08/31/2011	EP2361727A2 Automatic screw tightening apparatus
08/31/2011	CN102171004A An apparatus for tightening a fastener having a safety device
08/31/2011	CN102166741A Manual and electric dual-use combined screwdriver
08/25/2011	WO2011102559A1 Impact tool
08/25/2011	US20110203822 Oil pulse tool
08/25/2011	US20110203821 Power screwdriver having rotary input control
08/25/2011	US20110203419 Hand-operated hydraulic wrench for high torque tightening and loosening
08/25/2011	DE102004005367B4 Vorrichtung zur automatischen Änderung des Untersetzungsverhältnisses Device for the automatic change of the reduction ratio
08/24/2011	EP2358502A1 Switchable planetary gear set in a handheld machine tool
08/24/2011	EP1796876B1 Device for the semi-automatic screwing of fixing elements
08/24/2011	CN201940944U 旋转式电动螺丝刀 The rotary electric screwdriver
08/24/2011	CN201940943U 变向螺丝刀 Change to the screwdriver
08/24/2011	CN102164712A Hand-held power tool comprising a shiftable gearbox
08/24/2011	CN102161185A Stepless-speed-change oil tube clamping and screwing machine
08/18/2011	WO2011099487A1 Impact tool
08/18/2011	WO2011098923A2 Apparatus for tightening threaded fasteners
08/18/2011	DE102010007934A1 Screwing device for pivoting self-cutting screws into trapezoidal metal sheet, has assembly arm comprising screw magazine and rotating head, which is driven by main shaft and is arranged at end side of assembly arm
08/18/2011	DE102010002013A1 Aufsatz für eine Handwerkzeugmaschine Attachment for a power tool
08/18/2011	CA2789130A1 Apparatus for tightening threaded fasteners
08/17/2011	CN201931414U 电磁式电动螺丝批 Magnetic Electric Screwdriver
08/17/2011	CN201931413U 轨枕螺栓动力扳手 Sleeper bolt power wrench
08/17/2011	CN102159366A Power tool
08/17/2011	CN102159363A Screw tightening device and torque sensor
08/16/2011	US7997165 Sucker rod coupling extractor
08/16/2011	US7997164 Screw fastener
08/11/2011	WO2011095640A1 Device for feeding screws from tube magazines to an electric screwdriver
08/10/2011	EP2353788A2 Method for pulling a screw connection involving elongation of the screw
08/10/2011	EP2352622A1 Disc-shaped torque transducer
08/10/2011	CN201922392U 一种扭力扳手 One kind of torque wrench
08/10/2011	CN201922391U 冲击式气扳机的打击结构 Combating structural impact of gas trigger
08/10/2011	CN201922390U 螺丝锁附装置 Screw lock attached device
08/10/2011	CN102149518A Hand-held power tool having a switchable mechanism

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