| Patents for B25B 17 - Hand-driven gear-operated wrenches or screwdrivers (1,139) |
|---|
| 02/17/2010 | CN201405304Y Assembled screwdriver |
| 01/28/2010 | US20100018366 Ratchet screwdriver with an accelerating structure |
| 01/19/2010 | CA2507788C Apparatus and methods for connecting tubulars |
| 12/30/2009 | WO2008152534A3 Double action socket wrench |
| 12/29/2009 | CA2413544C High torque power tong |
| 12/08/2009 | US7628098 Remote operated closed-end wrench |
| 12/03/2009 | DE202004021650U1 Antriebswerkzeug mit nicht drehbaren Stäben Driving tool with non-rotating bars |
| 11/12/2009 | US20090277626 Drill rod spinner device |
| 09/24/2009 | WO2009117527A2 Gear system for a wrench |
| 09/24/2009 | US20090235785 Gear system for a wrench |
| 09/24/2009 | US20090235545 Gear actuated angle measurement tool |
| 09/17/2009 | US20090229424 Curvature conformable gripping dies |
| 09/17/2009 | US20090229421 Tool assembly, system and method, for driving threaded members |
| 08/12/2009 | CN201287310Y Spanners for automobile tyre |
| 08/11/2009 | US7571668 Woundable ratchet wrench |
| 08/11/2009 | US7571667 Power tong |
| 07/22/2009 | CN101486173A Locking in device |
| 07/16/2009 | US20090178516 Hand tool |
| 07/15/2009 | CN201271853Y Prescrewing apparatus for four-axis vehicle wheel nut |
| 06/24/2009 | CN101462262A Labor saving manual device for assembling-disassembling bolt |
| 06/23/2009 | USRE40765 Fluid-operated power tool |
| 06/18/2009 | US20090151517 Bolted Assembly and Apparatus and Method for Tensioning the Bolted Assembly |
| 06/10/2009 | CN201253823Y Speed regulation wrench |
| 06/10/2009 | CN101450472A Rotary wrench |
| 06/03/2009 | CN201249421Y Rapid-screwing screwdriver |
| 05/26/2009 | US7536934 Ratchet tool |
| 05/21/2009 | US20090126535 Power wrench |
| 05/19/2009 | CA2537698C Drillpipe spinner |
| 05/06/2009 | CN201231471Y Multi-stage variable speed labor-saving torque multiplication machine |
| 04/30/2009 | DE102008042437A1 Fluidbetriebener Drehmomentschlüssel und Verfahren zum Festziehen und Lösen von Befestigungsmitteln Fluid-operated torque wrench and procedure for tightening and loosening of fasteners |
| 04/22/2009 | CN100479998C Spanning driving and rotary manual tool with assistant handle |
| 04/16/2009 | US20090095136 Self activating torque tool |
| 04/09/2009 | US20090090220 Remote operated closed-end wrench |
| 04/08/2009 | EP2044891A2 Nutating gear mechanism for surgical devices |
| 04/02/2009 | US20090084230 Dual action torque wrench |
| 03/31/2009 | US7509894 Power tool |
| 03/26/2009 | WO2009036929A1 Hand-held tool |
| 03/25/2009 | CN201211661Y Manual connecting component mounting tools |
| 03/24/2009 | US7506564 Gripping system for a tong |
| 03/19/2009 | DE102007043788A1 Hand tool, has traction organ for setting drive coil in rotation for rotary operation of holder during extraction operation of organ, and return spring part that is tensioned during extraction operation and winds organ at drive coil |
| 03/18/2009 | CN101386161A Screwdriver aid |
| 03/12/2009 | US20090064824 Bolt-tightening tool |
| 02/18/2009 | CN101367205A Wedge booster |
| 02/17/2009 | US7490535 Wrench |
| 02/03/2009 | US7484438 Right angle driving tool |
| 01/29/2009 | US20090025516 Powered wrench |
| 12/25/2008 | US20080314207 Angle Nut Runner |
| 12/24/2008 | CN201168946Y Deviator of socket wrench |
| 12/10/2008 | CN201161369Y Mechanical torque amplifier |
| 11/27/2008 | US20080289451 Mechanized Wrench Adapter |
| 11/26/2008 | CN201154466Y Adjustable spanner for switch closure |
| 11/20/2008 | US20080282846 Speed multiply screwdriver handle |
| 11/20/2008 | US20080282845 Indexable Pry Tool and Splined Coupling Arrangement Therefor |
| 11/13/2008 | US20080276760 Driver |
| 11/04/2008 | US7444902 Interchangeably manual or automatic ratchet wrench tool |
| 10/29/2008 | CN201140375Y Reinforcing spanner |
| 10/29/2008 | CN201140374Y Labor saving manual device for assembling-disassembling bolt |
| 10/14/2008 | CA2376577C Double-action power pipe wrench |
| 09/11/2008 | US20080216609 Granular Particle Gripping Surface |
| 09/02/2008 | US7418890 Wrench with split ring |
| 08/28/2008 | US20080202292 Apparatus for use in and method of setting the tension in a drive belt of a motorcycle |
| 08/28/2008 | US20080202291 Method and Apparatus for Forming Tubular Connections |
| 08/27/2008 | CN101249648A Long distance rotating regulating tools |
| 08/20/2008 | CN201102218Y 螺丝刀 Screwdriver |
| 08/13/2008 | CN201098860Y Planetary gear reinforcement wrench |
| 08/13/2008 | CN201098859Y Tight angle screwdriver |
| 08/06/2008 | CN201095093Y Prestressing anchor fixed moment increasing spanner |
| 08/06/2008 | CN201095087Y Box wrench equipped with reversing ratchet wheel |
| 08/05/2008 | US7407021 Methods for the installation of earth anchors |
| 07/30/2008 | EP1948400A2 Fastener installation tool |
| 07/23/2008 | CN201089131Y Novel socket spanner |
| 07/16/2008 | CN201086264Y Socket wrench |
| 07/15/2008 | CA2258440C A tool for inserting and removing one-way fasteners, an off-center tool for inserting and removing one-way fasteners |
| 07/08/2008 | US7395738 Double action socket wrench |
| 07/02/2008 | CN201079938Y Reinforced spanner |
| 06/25/2008 | CN101204798A Car board spring bolt special puller |
| 06/18/2008 | CN101200057A Bolt or nut tightening device |
| 06/17/2008 | US7387050 Rotation unit for torque tong comprising a rotational part with teeth |
| 06/12/2008 | US20080134840 Screw driver |
| 06/04/2008 | CN201067876Y Screw fastening arrangement used for corner |
| 05/27/2008 | US7377723 Systems and methods for the installation of earth anchors |
| 05/27/2008 | US7377198 Powered adjustable wrench |
| 05/21/2008 | CN201061872Y Jack spanner |
| 05/14/2008 | CN201058420Y Multifunctional combined hexagonal socket wrench |
| 05/08/2008 | WO2008054095A1 A screwdriver |
| 05/07/2008 | CN101172335A Plasma display panel |
| 05/01/2008 | US20080098863 Bolt or nut tightening device |
| 05/01/2008 | US20080098856 Wrench |
| 04/30/2008 | CN201052605Y Manual speed varying screwdriver |
| 04/17/2008 | US20080087141 Adjustable, torque compensating powered pipe wrench |
| 04/10/2008 | US20080083303 Pneumatic Ratchet with Resettable Forward/Reverse Actuator |
| 04/09/2008 | CN201044953Y Torque force transmission mechanism improvement for socket wrench |
| 04/08/2008 | US7353891 Systems and methods for the installation of earth anchors |
| 04/02/2008 | EP1299211B1 High torque power tong |
| 03/26/2008 | CN201040367Y Variable force multifunctional screwdriver |
| 03/25/2008 | US7347124 Drive tool with universal joint head |
| 03/25/2008 | CA2208163C Ratchet wrench |
| 03/19/2008 | CN201036862Y Embedded type fastening appliance |
| 03/18/2008 | CA2510234C Nut driver for driving nuts on a bolt or an elongate threaded shaft |
| 03/12/2008 | CN201033423Y Wrest-improving and speed-increasing dual-purpose spanner |