| Patents for B25B 17 - Hand-driven gear-operated wrenches or screwdrivers (1,139) |
|---|
| 02/14/1989 | CA1249934A1 Wheel rim wrench |
| 02/07/1989 | US4802387 Reversible unidirectional transmission |
| 01/31/1989 | US4800785 Dual-drive ratchet wrench |
| 01/03/1989 | CA1247886A1 Handle with alternate tool orientation |
| 12/01/1988 | DE3717496A1 Manual screw- and nut-loosening tool |
| 11/29/1988 | CA1245482A1 Vehicle-carrying purpose wrench |
| 11/22/1988 | CA1245082A1 Stud tensioning apparatus |
| 11/17/1988 | EP0290563A1 Reversible unidirectional transmission. |
| 10/26/1988 | CN87215694U Multi-purpose side open ratchet shap wrench |
| 08/23/1988 | US4765209 Wrenches |
| 08/09/1988 | US4762031 Ratchet wrenches |
| 07/12/1988 | US4756215 Torque multiplier wrench |
| 06/08/1988 | CN87101181A Reversible unidirectional transmission |
| 06/02/1988 | WO1988003999A1 Reversible unidirectional transmission |
| 05/24/1988 | CA1237004A1 Powered pipe wrench type tool |
| 05/05/1988 | DE3734430A1 Wheel nut-loosening tool for cars |
| 04/27/1988 | EP0264800A2 Wrench for loosening car wheel nuts |
| 04/05/1988 | US4735119 Manually operated gear wrench |
| 03/23/1988 | EP0213121A4 Fastener wrenching means. |
| 03/08/1988 | US4729270 Socket driver spanner |
| 03/01/1988 | CA1233349A1 Ratchet wrench |
| 02/04/1988 | DE3624748A1 Screw/nut setting device for the simultaneous pre-assembly of a plurality of screws or nuts |
| 01/19/1988 | US4720000 Torque wrench with clutches |
| 01/07/1988 | DE3622583A1 Wound tape, preferably shrink tape, with fixing element |
| 12/23/1987 | DE3620810A1 Wheel-nut wrench for loosening tightly fitted wheel nuts on motor vehicles |
| 08/11/1987 | US4685848 Gear headed fastener and drive tool structure |
| 07/21/1987 | US4680994 Socket wrench with reversing ratchet |
| 05/19/1987 | US4665756 Torque tool |
| 04/01/1987 | EP0216000A1 Ratchet wrench for fastening or loosening bolts or nuts |
| 03/26/1987 | DE3631455A1 Automatic wrench |
| 03/17/1987 | US4649776 Extension for socket tool drive system |
| 03/12/1987 | DE3530700A1 Device for tightening and loosening screws and screw nuts |
| 03/11/1987 | EP0213121A1 Fastener wrenching means. |
| 03/03/1987 | US4646592 Power wrench |
| 02/17/1987 | US4643052 Bevel gear driven offset screwdriver arrangement |
| 02/03/1987 | US4640155 Handle with alternate tool orientation |
| 12/09/1986 | US4627310 Ratio speed adaptor |
| 11/20/1986 | EP0201502A1 A transmission device |
| 11/04/1986 | US4620459 Speed socket wrench |
| 11/04/1986 | US4620458 Apparatus for screwing in set screws, which can be operated by a wrench |
| 10/14/1986 | CA1212527A1 Screw action hot stick |
| 08/28/1986 | WO1986004853A1 Fastener wrenching means |
| 07/02/1986 | EP0185659A1 Hand held geared wrench |
| 06/25/1986 | CN85204883U Reinforcement wrench |
| 06/03/1986 | US4592256 Combination ratchet and spinner wrench |
| 04/30/1986 | EP0179132A1 Torque-multiplying hand wrench |
| 03/04/1986 | US4573377 Lightweight power wrench |
| 02/05/1986 | EP0170276A2 Wheel rim wrench |
| 01/30/1986 | WO1986000556A1 Hand held geared wrench |
| 01/22/1986 | EP0168392A1 Ratchet wrench |
| 01/14/1986 | US4563923 Impact tool |
| 12/31/1985 | US4561331 Wheel rim wrench |
| 12/27/1985 | EP0165238A1 Tool |
| 11/21/1985 | EP0161359A2 Ratchet wrench |
| 11/07/1985 | WO1985004830A1 Torque-multiplying hand wrench |
| 10/29/1985 | US4549438 Torque multiplying torque wrench |
| 10/15/1985 | US4546676 Torque-multiplying hand wrench |
| 10/08/1985 | US4545268 Compact torque converter tool |
| 10/08/1985 | US4545267 Combination gear ratchet wrench apparatus |
| 08/20/1985 | US4535653 Ratio speed adaptor |
| 08/15/1985 | WO1985003471A1 A transmission device |
| 08/07/1985 | EP0150495A2 Angular screwing device |
| 08/01/1985 | WO1985003250A1 Ratchet wrench |
| 07/09/1985 | CA1190069A1 Ratchet tool |
| 06/25/1985 | US4524650 Squeeze-ratchet tool assembly |
| 06/18/1985 | US4523832 Sheet transport |
| 06/11/1985 | CA1188551A1 Gear wrench with torque meter |
| 05/21/1985 | US4517861 Continuous travel hand wrench |
| 05/07/1985 | US4515043 Carburetor adjustment tool |
| 04/16/1985 | US4510825 Multi-position drive ratchet wrench |
| 04/02/1985 | US4507990 Ratchet wrench |
| 04/02/1985 | US4507989 Ratchet tool |
| 03/26/1985 | US4506567 Maximum capability wrench |
| 01/08/1985 | US4492133 Underground pipe or cable installation |
| 01/01/1985 | US4491042 Powered wrench |
| 10/09/1984 | US4475420 Wrench apparatus and bar means for selectively applying torque forces to a workpiece |
| 10/02/1984 | US4474089 Screw handle ratchet |
| 09/11/1984 | US4470328 Special tool |
| 08/16/1984 | WO1984003061A1 Tool |
| 06/26/1984 | US4455896 Wrench structure |
| 06/20/1984 | EP0110873A1 Improvements in or relating to spanners |
| 06/12/1984 | US4453434 Rotary adjusting tool for use in inaccessible areas |
| 06/12/1984 | US4453433 Gear wrench having adjustment to assure proper meshing |
| 05/15/1984 | US4448095 Ratchet wrench |
| 05/02/1984 | EP0107439A1 Method and apparatus for securing and releasing a crankshaft pulley |
| 12/08/1983 | WO1983004207A1 Improvements in or relating to spanners |
| 09/27/1983 | US4406184 Ratchet handle with multi-mode turning capability |
| 08/23/1983 | CA1152362A1 Ratchet and gear drive socket wrench handle |
| 08/03/1983 | EP0084609A2 Multi-purpose tool for driving a drill, screw-driver or the like |
| 04/26/1983 | US4380940 No torque tool |
| 03/29/1983 | US4377955 Screw spanner or wrench |
| 02/22/1983 | US4374480 Extension tool |
| 02/22/1983 | US4374479 Torque transfer device for wrench applications |
| 12/07/1982 | US4362072 Wrench |
| 11/09/1982 | US4357844 Unidirectional drive hand operated wrench |
| 05/26/1982 | EP0052287A1 Multi-purpose apparatus for driving a drill, screwdriver or the like |
| 05/19/1982 | EP0051908A1 A device for coupling or decoupling screw-threaded components |
| 03/09/1982 | US4318314 Ratchet wrench assembly |
| 01/19/1982 | US4311072 Speed handle ratchet wrench |
| 01/06/1982 | EP0042888A1 Torque multiplier assembly |