| 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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| 06/22/2005 | EP1543925A2 Motor and control unit of a power driven screwdriver with torque limiting clutch |
| 06/22/2005 | CN2705647Y Air flow control valve for pneumatic tool |
| 06/22/2005 | CN2705270Y Double head bolt adjustable special gun head |
| 06/21/2005 | US6907649 Setting apparatus for nut-type fastener such as blind nut |
| 06/16/2005 | DE102004050076A1 Pneumatisch betriebenes Elektrowerkzeug mit einem Mechanismus zum Ändern des Druckluftdrucks Pneumatically operated power tool having a mechanism for varying the compressed air pressure |
| 06/15/2005 | EP1539431A1 Motorized light bulb changer |
| 06/15/2005 | EP1539430A1 Torque transmission mechanism |
| 06/15/2005 | CN1206306C Corrosion inhibiting heat exchange fluid for magnetic refrigerating under ambient temperature |
| 06/14/2005 | US6905052 Power tool |
| 06/09/2005 | WO2005051606A1 Hand-held drilling and screw driving machine |
| 06/09/2005 | US20050121843 Pneumatic clamping device |
| 06/09/2005 | US20050121209 Transportable power tool |
| 06/09/2005 | DE202005005966U1 Pneumatics socket spanner for turning nuts has pneumatic motor, stop sector, driving axis and hammer |
| 06/09/2005 | DE10355812A1 Elektrowerkzeugmaschine Power tool |
| 06/09/2005 | DE10352500A1 Handwerkzeugmaschine Hand tool |
| 06/08/2005 | CN2703620Y Tool driving axle and change-over joint capable of quickly assembling and disassembling |
| 06/07/2005 | US6902356 Hand tool with tool bit storage receptacle |
| 06/07/2005 | US6902011 Variable torque impact wrench |
| 06/02/2005 | WO2005049267A1 Hand-held machine tool with a non-uniform movement of said tool |
| 06/02/2005 | US20050115725 Safety device of air impact screwdriver |
| 06/02/2005 | DE202005000996U1 Positionierungsstruktur der Übertragungsvorrichtung einer Schraubenbefestigungsvorrichtung Positioning structure of the transmission device of a screw fastening device |
| 06/01/2005 | CN1621205A Power tool |
| 05/26/2005 | US20050109520 Power fastening tool |
| 05/26/2005 | US20050109519 Power impact tool |
| 05/25/2005 | EP1533086A1 Electroportable tool with protected operation members |
| 05/25/2005 | DE202005003887U1 Pneumatic machine for drilling, thread cutting and screwing has motor group with housing for runner which has several radial wings |
| 05/25/2005 | CN2701592Y Hydraulic wrench |
| 05/19/2005 | WO2005044516A2 Air motor socket wrench with socket release and muffler |
| 05/19/2005 | US20050105983 Multi-functional bit & connect-disconnect coupling used therewith |
| 05/19/2005 | US20050103510 Power tools |
| 05/19/2005 | US20050103306 Valve apparatus for air tool |
| 05/19/2005 | DE202004019717U1 Adapter unit for power tool, comprising hook-shaped end for use in combination with car lifting jack |
| 05/19/2005 | DE202004018420U1 Hydraulic drive assembly comprises an acquisition unit for acquiring the amount of a displaced fluidic pressure medium and a control unit |
| 05/19/2005 | DE10348427A1 Direct screwing process for joining two or more components involves pressing components together by holding-down force during screwing |
| 05/19/2005 | DE102004006205B3 Drill adapter for screwdriver tool has clamping device fitted to tool end of screwdriver tool, drill chuck for drill bit and axial stop acting against tool spindle of screwdriver tool for operation of its drive coupling |
| 05/19/2005 | CA2543931A1 Air motor socket wrench with socket release and muffler |
| 05/18/2005 | CN1616194A Electroportable tool |
| 05/18/2005 | CN1616173A Multi-functional bit & connect-disconnect coupling used therewith |
| 05/17/2005 | US6892611 Screwdriver |
| 05/14/2005 | CA2486756A1 Multi-functional bit & connect-disconnect coupling used therewith |
| 05/12/2005 | US20050098334 Pneumatic motor-controlled valve of screwdriver |
| 05/12/2005 | US20050098333 Air valve of pneumatic motor of screwdriver and air path of the air valve |
| 05/12/2005 | DE10127821C5 Anordnung zum Betrieb eines Elektro-Schraubers An arrangement for operating an electric screwdriver |
| 05/11/2005 | CN2698526Y Structure improvement for beating part of pneumatic wrench |
| 05/10/2005 | US6889778 Rotary tool |
| 05/06/2005 | WO2005039831A1 Battery-driven screwdriver with a two-part motor housing and a separate, flanged gear unit |
| 05/05/2005 | US20050092792 Power tool |
| 05/04/2005 | CN2696775Y Torque energy storage releaser for impact type electric wrench |
| 05/04/2005 | CN2696774Y Torque energy storage releaser for centrifugal type electric wrench |
| 05/03/2005 | US6887176 Torque transmission mechanisms and power tools having such torque transmission mechanisms |
| 04/28/2005 | WO2004007858A3 Method and apparatus for fastening together structural components |
| 04/28/2005 | US20050090364 Gearbox for power-driven tool |
| 04/28/2005 | US20050090216 Cordless ratchet wrench |
| 04/28/2005 | US20050087041 Air motor socket wrench with quick socket release and muffler |
| 04/27/2005 | CN2695179Y Electric screw driver |
| 04/27/2005 | CN1610603A Power impact tool torque apparatus |
| 04/26/2005 | US6883619 Bidirectional pneumatic impact wrench |
| 04/20/2005 | EP1524085A2 Power fastening tool |
| 04/20/2005 | EP1524084A2 Power impact tool |
| 04/20/2005 | EP1524083A1 Device for setting the torque limit in a hand held machine-tool |
| 04/20/2005 | EP1524082A1 Hand tool |
| 04/20/2005 | CN2693426Y Clutch mechanism for electric wrench |
| 04/20/2005 | CN2693425Y Electric wrench for large scale vehicle |
| 04/20/2005 | CN1607075A 动力冲击工具 Power impact tool |
| 04/20/2005 | CN1607074A Pneumatically operated power tool having mechanism for changing compressed air pressure |
| 04/20/2005 | CN1607073A 动力紧固工具 Power fastening tools |
| 04/20/2005 | CN1607072A 多轴临时紧固工具 Multiaxial temporary fastening tool |
| 04/20/2005 | CN1197690C 气动旋转工具 Pneumatic rotary tool |
| 04/19/2005 | US6880645 Pneumatic rotary tool |
| 04/19/2005 | US6880431 Pneumatically operated screw driver having drive bit attaching and detaching mechanism |
| 04/14/2005 | WO2005032770A1 Power tool with planet type reduction gearing |
| 04/14/2005 | US20050077064 Pneumatically operated power tool having mechanism for changing compressed air pressure |
| 04/14/2005 | US20050076745 Method of manufacturing ratchet wrench and the product thereof |
| 04/13/2005 | EP1522739A1 Apparatus for outputting compressed air with a compressor |
| 04/13/2005 | CN2691793Y Electric spanner energy storage type clutch device |
| 04/13/2005 | CN1606824A Magnetic impact device and method for magnetically generating impact motion |
| 04/13/2005 | CN1606483A Side handles on drill/drivers |
| 04/07/2005 | WO2002059500A8 Multispeed power tool transmission |
| 04/07/2005 | US20050072585 Pneumatically operated screw driver |
| 04/07/2005 | US20050072275 Pneumatically operated screw driver |
| 04/06/2005 | CN2690119Y Buckle thread withdrawer |
| 04/06/2005 | CN2690118Y Electric opener combined structure with receiving sleeve |
| 04/05/2005 | US6874791 Chuck apparatus |
| 03/31/2005 | US20050066780 Oxygen sensor removal and installation tool |
| 03/30/2005 | CN1600504A Reversible drill and drive tool |
| 03/30/2005 | CN1600502A 电动工具 Power Tools |
| 03/29/2005 | CA2133244C Improvements in and relating to power tools |
| 03/24/2005 | WO2004076760A8 Building system |
| 03/24/2005 | US20050061847 Pneumatically operated screw driver |
| 03/24/2005 | US20050061524 Housing with functional overmold |
| 03/24/2005 | US20050061522 Piston rod rotary driving device of screw nail gun |
| 03/24/2005 | US20050061521 Power tool |
| 03/24/2005 | US20050061113 Tensionless power ratchet wrench assembly |
| 03/23/2005 | CN1597263A Tensionless power ratchet wrench assembly |
| 03/23/2005 | CN1597262A Pneumatically operated screw driver |
| 03/16/2005 | EP1513653A2 Chuck for receiving tools operated by rotating around the axis thereof |
| 03/16/2005 | CN2685014Y Unit screw bolt and nut fastening machine shift mechanism |
| 03/16/2005 | CN2685012Y 拧紧机 Tighten the machine |
| 03/16/2005 | CN1593851A Power screwdriver with torque limiting device |
| 03/16/2005 | CN1593850A Hydraulic bolt disassembling machine |