Patents
Sitemap › B25 - Hand tools; Portable power-driven tools; Handles for hand implements; Workshop equipment; Manipulators › B25B - Tools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding › B25B 15 - Screwdrivers
Patents for B25B 15 - Screwdrivers (5,371)
02/1999
02/03/1999CN2306103Y Rotary driving-type multipurpose hand tool and accessories for speed variator
01/1999
01/20/1999CN2304509Y Screw driver for screws on spiral ratchet
01/12/1999CA2094478C Back-side taper wedging drive system
01/06/1999CN2302876Y Magnetic master and slave type multi-purpose screw driver
12/1998
12/16/1998EP0741633B1 Insert bit for use with a powered screwdriver
12/15/1998US5848680 Actuator cap for a ratcheting mechanism
12/09/1998EP0881960A1 Folding hand tool set
12/02/1998CN2298910Y Extension fast rotating screwdriver
11/1998
11/25/1998EP0879670A1 Tightening device
11/22/1998CA2205829A1 Tightening device
11/19/1998WO1998051897A2 Cordless apparatus for operating blinds and shades
11/19/1998WO1998051450A2 Tool system that can be coupled to a lathe drive shaft
11/19/1998CA2298706A1 Tool system that can be coupled to a lathe drive shaft
11/18/1998CN2297290Y Magnetic hand tool
11/18/1998CN2297288Y Jaw-type screwdriver
11/17/1998US5836430 Ratchet mechanism for screwdrivers and the like
11/10/1998US5832791 Tool handle assembly
11/05/1998CA2204439A1 Non-slip screwdriver/screw
11/04/1998CN2296259Y Two purpose screw driver
11/03/1998US5829325 Screwdriver
10/1998
10/27/1998US5827031 Self starting finishing screw and driver tool
10/22/1998WO1998046806A2 Coating method for elongated metal blanks
10/22/1998WO1998046397A1 Screwdriver blade construction for a surgical screw
10/21/1998EP0872310A1 Screw driving tool, especially screwdriver or screwdriver blade
10/21/1998CN2294814Y Crank screw precession unit
10/14/1998CN2294139Y Screwdriver having multiple substituted tool pieces and able to change its length
10/13/1998US5819611 Fastener removing tool
10/11/1998CA2202451A1 Tool with level
10/07/1998CN2293424Y Screwdriver with flexible rod
10/06/1998US5816119 Tightening tool, especially screwdriver
09/1998
09/23/1998CN2291998Y Mannal tool
09/23/1998CN2291997Y 螺丝起子 Screwdriver
09/23/1998CN2291996Y Six-in-one turing tool for screw
09/22/1998US5809600 Mutifunctional tool able to receive removable attachments
09/16/1998CN2291266Y Automatic elastic stretching and multi-angle locating structure of torsion bar
09/16/1998CN2291265Y Improved structure of screwdriver
09/15/1998US5806381 Ratchet screw driver assembly
09/10/1998DE19709574A1 Nail fixture for esp. soft materials e.g. wood or fibre blocks has two-ended
09/08/1998US5802936 Tool having a rotatable driving stem
09/03/1998WO1998038011A1 Free-running screwdriver
09/03/1998WO1998038010A1 Recessed drive fastener and cooperable driving tool
09/03/1998DE19707798A1 Freilaufschraubendreher Freewheel screwdriver
09/01/1998US5799552 13 in 1 multi-purpose screwdriver
08/1998
08/26/1998CN2288821Y Screwdriver with improved structure
08/26/1998CN2288820Y Combined screwdriver
08/25/1998US5797302 Screwdriver adapted to be coupled to an electric drill for automatic rotation thereof
08/19/1998CN2288052Y 多功能螺丝刀 Multifunction screwdriver
08/19/1998CN2288051Y Double-edge screwdriver
08/11/1998US5791212 Fastener holding device
08/11/1998US5791211 Folding hand tool set
08/06/1998DE19702224A1 Driving element arrangement for headlamp, seat, window or steering adjustment
08/04/1998US5787953 Cordless apparatus for operating blinds and shades
07/1998
07/30/1998WO1998032569A1 Screwdriver unit for screwdriver inserts
07/29/1998CA2196222A1 Universal screwdriver shank/tip
07/23/1998WO1998031507A1 Tool bit drive adaptor
07/23/1998DE19702054A1 Schraubendrehereinheit für Schraubendrehereinsätze Screwdriver unit for screwdriver bits
07/21/1998US5782149 Electromagnetic screwdriver
07/21/1998US5782146 Ratchet screw driver
07/15/1998EP0706442B1 Tightening tool such as a screwdriver
07/14/1998US5779404 For use with a powered drill
07/14/1998US5778743 Ratcheting screwdriver
07/14/1998CA2099937C Electrically insulating composite hand tool
07/13/1998CA2226797A1 Screwdriver ratchet assembly
07/08/1998EP0673300B1 Hand tool for tightening and loosing a screw element
06/1998
06/30/1998US5771760 Ratcheting screwdriver
06/24/1998CN2284674Y Screw driver device with sliding rail working head
06/18/1998DE19652505A1 Rotary tool designed to perform several different functions
06/17/1998CN2284124Y Multipurpose wood screwdriver
06/16/1998US5765454 Tool holder
06/11/1998WO1998024597A1 Screwdriver or screwdriver attachment
06/10/1998CN2283550Y Control structure for ratchet screwdriver
06/09/1998US5762457 Threaded fastener with longitudinal grooves
06/03/1998CN2282965Y Multifunctional screwdriver with plastic handle
05/1998
05/27/1998CN2282484Y Complete tool
05/27/1998CN2282482Y Hand-operated fast screwdriver
05/20/1998EP0842742A2 Fastener removing tool
05/20/1998CN2281874Y Cutter for soft shaft screw
05/19/1998US5752590 Ratchet tool
05/13/1998EP0841125A1 Multi-function tool
05/12/1998US5749272 Ratchet screw driver
05/12/1998US5749271 Dual purpose ratchet screwdriver
05/06/1998CN2280599Y High-torque-force ratchet driving screwdriver
05/06/1998CN2280598Y Screw driver for force-aiding to spannar of multiple formats
05/06/1998CN2280597Y Hand tool
05/05/1998US5746298 Adjustable torque-limiting mini screwdriver
04/1998
04/30/1998WO1998017923A1 Screw, driver bit and header punch for manufacture of screw
04/30/1998DE19747591A1 Turning tool with seating piece e.g. hexagonal wrench for fasteners
04/29/1998EP0837755A1 Screwdriver bit
04/21/1998US5740706 Tool handle with concealed storage means
04/16/1998DE19715802A1 Counter clockwise rotating screw extractor
04/15/1998CN2278571Y Screw driver handle cover
04/14/1998US5737983 Dynamometric wrench
04/14/1998US5737982 Ratchet tool control mechanism
04/08/1998CN2277860Y 螺丝刀 Screwdriver
04/07/1998CA2104680C Screw and driver
04/01/1998CN2277324Y Structure for setting interchangeable screwdriver
03/1998
03/31/1998US5733034 Driver structure
03/31/1998US5732606 Extendible screw driver
03/11/1998CN2275924Y Multipurpose tool
03/11/1998CN2275921Y Motorcycle or motor vehicle-mounted multipurpose tool
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