| 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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| 05/14/2008 | CN100387402C An underwater spanner |
| 05/13/2008 | US7370561 Electric driver |
| 05/13/2008 | US7370559 Pneumatically operated screw driver |
| 05/08/2008 | WO2008052267A1 Torque reaction mechanism for a valve arrangement |
| 05/08/2008 | US20080105446 Slip clutch with two-action drive system activation |
| 05/07/2008 | EP1918072A2 Bolt or nut tightening device |
| 05/07/2008 | EP1918071A2 Electric motor impact tool |
| 05/07/2008 | EP1478474B1 Tightening and untightening device for bearings of rolling mills |
| 05/07/2008 | CN101172338A Reversible valve assembly for a pneumatic tool |
| 05/01/2008 | US20080099217 Electric motor impact tool |
| 05/01/2008 | US20080098857 Powered adjustable pipe wrench |
| 04/30/2008 | EP1916064A1 Rotation output device |
| 04/30/2008 | EP1412135B1 Method for controlling an intermittently operating screw tool |
| 04/30/2008 | CN201052606Y Electric screwdriver combination tool |
| 04/30/2008 | CN101171101A Control method and device for impact screw tightening device |
| 04/29/2008 | US7366584 Power tool system including a multi-core cable with an electronic memory module |
| 04/26/2008 | CA2607667A1 Electric motor impact tool |
| 04/24/2008 | US20080093096 Pneumatic hand tool |
| 04/24/2008 | US20080093095 Pneumatic hand tool |
| 04/23/2008 | CN201049448Y Contact point free electromagnetic induction brake electric screwdriver structure |
| 04/22/2008 | US7360607 Hand-held power tool with a torque-limiting unit |
| 04/17/2008 | WO2008044981A1 Impact wrench with a lubrri cated impact mechanism |
| 04/17/2008 | WO2008043709A2 Hand machine-tool, especially electrical shears |
| 04/17/2008 | WO2008043338A1 Impact wrench having torque limitation owing to improved guide |
| 04/17/2008 | WO2008043337A1 Impact wrench having a pin clutch impact mechanism and being torque limited |
| 04/17/2008 | US20080087519 Locking system for a spindle of a power tool |
| 04/17/2008 | DE102006048694A1 Rotation angle controlling method for diesel fuel injector, involves rotating nozzle clamping nut and injector body against each other in release direction of rotation of bolt connection, and detecting facing of thread section by sensor |
| 04/17/2008 | DE102006048564A1 Schlagschraubergerät mit Drehmomentbegrenzung durch verbesserte Kulisse Impact wrench with torque control through improved backdrop |
| 04/17/2008 | DE102006048563A1 Schlagschraubergerät mit Stiftschlagwerk und Drehmomentbegrenzung Impact wrench with pin hammer mechanism and torque limiter |
| 04/16/2008 | CN201046559Y Power tool beating structure |
| 04/16/2008 | CN101163571A Impact mechanism for impact wrench |
| 04/16/2008 | CN101161417A Rapid mounting tool for stud connecting pipe |
| 04/15/2008 | US7357195 Power tool and gear unit assembled therein |
| 04/15/2008 | US7357053 Vehicle tie rod adjustment device |
| 04/10/2008 | US20080083303 Pneumatic Ratchet with Resettable Forward/Reverse Actuator |
| 04/10/2008 | DE202007016067U1 Elektrisches Handwerkzeug Electric hand tools |
| 04/09/2008 | EP1436117B1 Portable power tool with rotating output shaft and overload protection |
| 04/09/2008 | CN101157209A Portable vehicle mounted combination wrench |
| 04/09/2008 | CN100379528C Electroportable tool |
| 04/03/2008 | WO2008037530A1 Hand-held machine tool |
| 04/03/2008 | DE102006045842A1 Handwerkzeugmaschine Hand tool |
| 04/03/2008 | DE102006045394A1 Device for automatic screwing mounting elements in roof, particularly flat, saddle or shed, for mounting e.g. voluminous, insulating material e.g. insulating jackets or insulating plates, has separating device with slider |
| 04/03/2008 | DE102006044774A1 Hand-held electric screwdriver/drill comprises a housing provided with a switch for setting the maximum angle of rotation of a drive spindle on actuation of an operating switch |
| 04/02/2008 | CN101152709A Mechanical percussion mechanism |
| 03/27/2008 | US20080073091 Impact piston |
| 03/27/2008 | DE102007044251A1 Drehmomentwerkzeug und Verfahren zum Festziehen oder Lösen von Verbindungen Torque tool and method for tightening or loosening of connections |
| 03/26/2008 | EP1902817A2 Cableless electric tool and manufacturing system |
| 03/26/2008 | CN201040373Y Modularization assembly electric tool |
| 03/26/2008 | CN201040368Y Single-shaft intelligent electric wrench |
| 03/26/2008 | CN100376359C Dynamic tool |
| 03/25/2008 | US7347405 Inlet valve for pneumatic tool |
| 03/25/2008 | CA2298686C Pneumatic tool with increased power capability |
| 03/20/2008 | WO2008033310A2 Power tool anti-kickback system with rotational rate sensor |
| 03/20/2008 | WO2008032708A1 Hand-held tool |
| 03/20/2008 | DE102006045938A1 Druck regulierender Mechanismus für pneumatisches Werkzeug und ein ihn umfassendes pneumatisches Werkzeug Pressure regulating mechanism for pneumatic tool and a comprehensive him pneumatic tool |
| 03/20/2008 | DE102006041573A1 Connecting rod device to transmit torque has stop part on rod enabling indicator and rotating handle to be fitted |
| 03/19/2008 | CN201036866Y Hand-held electric tool |
| 03/19/2008 | CN101143440A Electric power tool |
| 03/19/2008 | CN101143435A Torque tool for tightening or loosening connections, and method of tightening or loosening the same |
| 03/18/2008 | US7346422 System for assisting selection of power tool |
| 03/18/2008 | US7344054 Power tool |
| 03/18/2008 | CA2510234C Nut driver for driving nuts on a bolt or an elongate threaded shaft |
| 03/13/2008 | WO2008029676A2 Screw tightening axial force control method by shock wrench |
| 03/13/2008 | WO2008029513A1 Electric driver and electric driver device |
| 03/13/2008 | DE202007015007U1 Positionsbegrenzer für elektrische und pneumatische Werkzeuge Position limiter for electric and pneumatic tools |
| 03/12/2008 | EP1897658A1 Rotary tool |
| 03/12/2008 | EP1469974A4 Power impact tool torque apparatus |
| 03/12/2008 | CN201033427Y Portable automatic bolt driver for conveying screw automatically |
| 03/12/2008 | CN201033426Y Screw counting mechanism |
| 03/12/2008 | CN201033425Y Power take-off shaft of portable pneumatic machinery or electric machinery |
| 03/12/2008 | CN201033424Y Air-actuated or electric wrench power take-off shaft |
| 03/06/2008 | DE102006041390A1 Elektrohandwerkzeugmaschine Electric hand tool |
| 03/05/2008 | EP1894678A2 Power tool |
| 03/05/2008 | CN100372652C Tightening tool |
| 02/28/2008 | US20080051247 Multispeed power tool transmission |
| 02/27/2008 | CN201027549Y Improved impeller vane structure of pneumatic tool driving rotor |
| 02/27/2008 | CN201026606Y Wrister device of pneumatic spanner |
| 02/27/2008 | CN201026605Y Electric drill |
| 02/27/2008 | CN201026597Y Electric driven spanners |
| 02/27/2008 | CN100371136C System for assisting selection of power tool |
| 02/26/2008 | US7334648 Rotary impact power tool |
| 02/26/2008 | US7334646 Electric power tool with improved speed change gearing |
| 02/20/2008 | CN201023227Y Ratchet wheel trip head structure for power tool |
| 02/20/2008 | CN101128286A Equipment comprising at least one rotary member and means for measuring vibrational frequencies of said member to determine its wear condition, corresponding control unit and method |
| 02/19/2008 | US7331738 Drill adapter for a power screwdriver |
| 02/19/2008 | US7331404 Lubrication system for impact wrenches |
| 02/19/2008 | US7331403 Lock-out for activation arm mechanism in a power tool |
| 02/14/2008 | WO2008018221A1 Power ratchet wrench |
| 02/13/2008 | CN201020689Y Portable power-driven spanner |
| 02/13/2008 | CN101124068A Hydraulic torque wrench system |
| 02/12/2008 | US7328752 Power tools |
| 02/12/2008 | CA2266335C Air operated hydraulic torque wrench pump |
| 02/06/2008 | EP1884318A2 Variable speed transmission for a power tool |
| 02/06/2008 | CN201015854Y Electric bottle opener head |
| 02/06/2008 | CN101117999A Variable speed transmission for a power tool |
| 02/06/2008 | CN101116965A Handhold pneumatic power rotating driving mchanism with adjustable exhausting equipment |
| 02/06/2008 | CN100366393C Turntable type screw mounting machine |
| 01/31/2008 | WO2008012176A1 Unit with at least two hydraulic connections fastened to it |
| 01/31/2008 | US20080024077 Portable Linear Actuator and a Method of Limiting the Maximum Force of a Motor of Such an Actuator |
| 01/31/2008 | US20080022462 Battery powered vehicle jack and wrench kit |