| Patents for B25B 21 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose (7,850) |
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| 02/02/2011 | CN101961866A Hand-held power tool, in particular cordless power tool |
| 02/02/2011 | CN101961856A Screw driving element |
| 02/01/2011 | US7878090 Handheld power tool, in particular a power drill or screwdriver |
| 01/28/2011 | CA2711315A1 Hollow shank power nut drivers |
| 01/27/2011 | WO2011010497A1 Hammering tool |
| 01/27/2011 | DE102009027951A1 Handwerkzeugmaschine, insbesondere akkubetriebene Elektrohandwerkzeugmaschine Hand tool, in particular battery-powered electric hand tool |
| 01/26/2011 | CN201720805U Equipment for installing bolt and nut |
| 01/26/2011 | CN101954635A Hand-held power tool |
| 01/26/2011 | CN101954584A Automatic lock screw device |
| 01/20/2011 | DE102009027705A1 Handgeführtes Elektrowerkzeug Hand-held power tool |
| 01/19/2011 | EP2275231A2 Fastener System with Spline Recess and Driving Tool |
| 01/19/2011 | CN201711919U Mechanism for stabilizing output torque of transmission element |
| 01/19/2011 | CN101947761A Multifunctional fully-automatic screw conveyer |
| 01/19/2011 | CN101224567B Electric spanner for vehicle |
| 01/12/2011 | CN201702730U Automatic screw nailing machine |
| 01/12/2011 | CN201702726U 90 degrees hammering type pneumatic wrench |
| 01/12/2011 | CN201702725U Electric wrench with eccentric centrifugal block |
| 01/12/2011 | CN101945736A Tool assembly having telescoping fastener support |
| 01/12/2011 | CN101941193A Electric screwdriver |
| 01/12/2011 | CN101941192A Electric tool |
| 01/12/2011 | CN101549491B Automatic gear shifting power tool |
| 01/12/2011 | CN101530994B Electrical power tools |
| 01/12/2011 | CN101530991B Impact tool |
| 01/06/2011 | WO2011002855A1 Ratchet wrench with collar-actuated reversing mechanism |
| 01/05/2011 | EP2114623B1 Screwing tool |
| 01/05/2011 | DE102009027444A1 Handwerkzeugmaschine Hand tool |
| 01/05/2011 | DE102009027442A1 Handwerkzeugmaschine Hand tool |
| 01/05/2011 | DE102009027440A1 Handwerkzeugmaschine Hand tool |
| 01/05/2011 | CN201693491U Head structure of screw driver for rotating hand-rotated screw |
| 01/05/2011 | CN201693490U Electric screwdriver |
| 01/05/2011 | CN1939669B Electric spanner with variable torsional moment |
| 01/05/2011 | CN101939143A Handheld tool, remaining fastener quantity detection mechanism, remaining fastener quantity detection method, and method for conserving power |
| 01/05/2011 | CN101939141A Power nutrunner with a power transmitting gearing and rotation sensing means and method for determining the status |
| 01/05/2011 | CN101934517A 工具 Tool |
| 01/05/2011 | CN101934516A Hand-held power tool |
| 01/05/2011 | CN101934511A Direction changer of electric wrench |
| 12/30/2010 | US20100331899 Surgical screw cartridge system for rapidly and accurately loading surgical screws onto a driver |
| 12/30/2010 | US20100326687 Handheld power tool |
| 12/30/2010 | US20100326242 Screw fastener |
| 12/30/2010 | US20100326241 Screw fastener |
| 12/30/2010 | DE102009054932A1 Handgeführtes Elektrowerkzeug Hand-held power tool |
| 12/30/2010 | DE102009027223A1 Handgeführtes Elektrowerkzeug Hand-held power tool |
| 12/30/2010 | DE102009027111A1 Elektrische Werkzeugmaschine Electrical machine tool |
| 12/29/2010 | EP2265413A1 Tool having a feeding motion and/or torque transmitting device |
| 12/29/2010 | EP2265412A1 Tool assembly having telescoping fastener support |
| 12/29/2010 | EP1799403B1 Device for the semi-automatic screwing of fixing elements |
| 12/29/2010 | CN1853852B Power tool for and method of moving elements relative to an object |
| 12/29/2010 | CN101927481A Electric power tool |
| 12/29/2010 | CN101342689B A fluid operated torque tool for and a method of tightening a nut on a plate on railroad crossings |
| 12/28/2010 | US7856908 Sucker rod coupling extractor |
| 12/23/2010 | WO2010147207A1 Impact-type fastening tool |
| 12/23/2010 | US20100319498 Power assisted lever arm ratchet |
| 12/23/2010 | DE202010013939U1 Handwerkzeug mit einem Drehantrieb und einer Bremse Hand tool with a rotary drive and a brake |
| 12/22/2010 | EP2263833A1 Power tool with a torque limiter using only rotational angle detecting means |
| 12/16/2010 | WO2010144048A1 Portable power wrench with a gear casing and a parameter sensing device |
| 12/16/2010 | WO2010124150A3 Apparatus for tightening or loosening fasteners |
| 12/16/2010 | US20100313715 Power driven ratchet wrench |
| 12/16/2010 | DE202010010847U1 Setzgerät Setting tool |
| 12/15/2010 | EP2260979A1 Handheld tool, remaining fastener quantity detection mechanism, remaining fastener quantity detection method, and method for conserving power |
| 12/15/2010 | EP1819484B1 Nut runner mounting structure |
| 12/15/2010 | CN201669690U 便携式角冲击工具 Portable angle impact tools |
| 12/15/2010 | CN1898065B Air motor socket wrench with socket release and muffler |
| 12/09/2010 | WO2010140268A1 Impact wrench |
| 12/09/2010 | US20100307782 Electric Rotating Tool |
| 12/09/2010 | DE202010013940U1 Pneumatisch angetriebenes Handwerkzeug mit einer modularen Turbine Pneumatically powered hand tool with a modular turbine |
| 12/09/2010 | DE202010013938U1 Handwerkzeug mit einem als Griffteil eingerichteten Gehäuse Hand tool with a handle furnished as part of housing |
| 12/08/2010 | CN201664893U Multifunctional quick spanner |
| 12/08/2010 | CN201664774U Electric tool |
| 12/08/2010 | CN101905452A Sleeve driver |
| 12/08/2010 | CN101171101B Control method and device for impact screw tightening device |
| 12/08/2010 | CN101081498B Voltage-increasing structure of energy-storing pneumatic wrench flyball |
| 12/02/2010 | DE102004006772B4 Schraubwerkzeug Wrench |
| 12/01/2010 | EP2256899A1 Power tools |
| 12/01/2010 | CN201659529U Intelligent automatic screw tightening device |
| 12/01/2010 | CN201659528U Power torque wrench |
| 12/01/2010 | CN201659527U Screwdriver |
| 12/01/2010 | CN101898343A Hydraulic wrench |
| 11/25/2010 | WO2010134431A1 Electric tool |
| 11/25/2010 | WO2010134296A1 Impact tool |
| 11/25/2010 | DE102008042436B4 Reaktionsarm für kraftbetriebenen Drehmomentverstärker Reaction arm for power-driven torque amplifier |
| 11/24/2010 | EP2252222A1 Tool and method for external fixation strut adjustment |
| 11/24/2010 | CN201645394U Power transmission type dual-purpose automatic stopper for screwing in and out of screw |
| 11/24/2010 | CN201645393U Counting type pneumatic wrench |
| 11/24/2010 | CN201645392U Pneumatic wrench device for fixing tire bolt |
| 11/24/2010 | CN201645391U Handheld electric constant-torque wrench |
| 11/24/2010 | CN201645390U Electric screw driver |
| 11/23/2010 | US7836968 Power tool with improved start actuator |
| 11/23/2010 | US7836802 Centrifugal electric impact wrench |
| 11/23/2010 | US7836797 Tool ratchet |
| 11/18/2010 | US20100288522 Pneumatic tool with an improved soundproof device |
| 11/18/2010 | DE102009002858A1 Electric machine tool e.g. electrical cordless screwdriver, has acceleration sensor provided for detecting acceleration of tool, and adjusting device provided for adjusting torsional moment of insertion tool |
| 11/17/2010 | EP2249994A1 Hydraulic pressure supply unit for a power screwdriver |
| 11/17/2010 | CN201632969U Driving extension bar device for fasteners |
| 11/17/2010 | CN201632968U Special tool for assembling or disassembling screws of porcelain insulator |
| 11/17/2010 | CN201632967U Open hydraulic wrench |
| 11/17/2010 | CN201632966U Movable nozzle of automatic screwing machine |
| 11/17/2010 | CN201632965U Dual-shaft screw self-locking device |
| 11/17/2010 | CN201632960U Electric ratchet wrench with two types of torque output |
| 11/17/2010 | CN101885170A Energy storing pneumatic wrench |
| 11/17/2010 | CN101463851B Telescopic connection rod |