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)
11/1996
11/19/1996US5575192 Retention of shank in handle of ratcheting driver
11/14/1996WO1996035552A1 Universal drive for a wrench
11/13/1996EP0741633A1 Insert bit for use with a powered screwdriver
11/12/1996US5573093 Ratchet transmission control mechanism of a screwdriver
11/06/1996CN2239327Y One-rod dual-purpose screw twisting tool
11/05/1996US5570616 Ratcheting screwdriver with reversing cap having projecting pin
10/1996
10/30/1996CN2238710Y Screw-driver bit with anti-skid protecting cover
10/30/1996CN2238709Y Screw-driver bit with double-head adjustable rotary bit
10/17/1996WO1996032508A1 Screwdriver, screwdriver bit or similar device
10/16/1996CN2237523Y Handy screwdriver
10/10/1996DE19513366A1 Schraubendreher, Schraubendrehereinsatz oder dergleichen Screwdriver, screwdriver bit or the like
10/03/1996WO1996030167A1 Screwdriver with a sheathed shaft
10/02/1996EP0706441A4 Lightweight self-insulating composite tool
10/02/1996DE19511870A1 Schraubendreher mit ummanteltem Klingenschaft Screwdriver with sheathed blade shaft
10/02/1996CN2236383Y Portable multifunctional assembled screw driver
09/1996
09/17/1996US5555781 Driver or bit construction
09/10/1996US5553983 Recessed screw
09/04/1996CN2234338Y Multipurpose handle for screw-driver
09/04/1996CN2234337Y Rotary labour-saving screw-driver
09/03/1996CA2099486C Tool with sliding sleeve for ratchet direction control
08/1996
08/14/1996CN2232822Y Universal-purpose screwdriver
08/01/1996WO1996023141A1 Fitting tool for torque transmitting shaft
07/1996
07/16/1996US5535648 Ratcheting screwdriver
07/03/1996CN2230202Y Two-purpose screw driver
06/1996
06/25/1996US5530488 Circuit for the continuous zoom adjustment of the picture width in a television receiver
06/25/1996US5528966 Combo screw driver head
06/11/1996US5524513 Multipurpose in-line skate wheel and bearing tool
05/1996
05/29/1996CN1123212A Screw driver
05/28/1996US5520075 Socket wrench set and fastener
05/28/1996US5520073 Reversible ratcheting screwdriver with spinner and ergonomic handle
05/02/1996DE4438938A1 Screwdriver with handle, fitting in slot or hexagonal recess in headless screws
04/1996
04/23/1996US5509334 Driver bit for a recessed screw
04/17/1996EP0706442A1 Tightening tool such as a screwdriver
04/17/1996EP0706441A1 Lightweight self-insulating composite tool
04/10/1996CN2224066Y Materia-saved quick-changing phillips screwdriver
03/1996
03/20/1996CN2222589Y Multifunctional combined screw-driver
02/1996
02/15/1996WO1996004105A1 Handle for plurality of different sized tools
02/14/1996CN2219773Y Telescopic magnetic combined screw-driver bit
01/1996
01/31/1996CN2218632Y Housed joint type pen shape screwdriver
01/31/1996CN2218631Y 夜光螺丝刀 Luminous screwdriver
01/17/1996CN2217484Y Multi-function screwdriver
01/10/1996EP0690964A1 Fastening system
01/10/1996CN2216893Y Multi-purpose screw-driver
01/09/1996US5481948 Tool for tightening for slackening a threaded member
01/05/1996CA2127300A1 Torque driver
01/03/1996CN1114252A 螺丝刀 Screwdriver
12/1995
12/06/1995EP0685300A1 Reversible drill driver tool
11/1995
11/28/1995US5470180 Reversible drill/driver tool
11/28/1995CA2124476A1 Wire twisting tool
11/09/1995DE4416268A1 Allen=key for screwing=in or unscrewing screw with hexagonal recessed hole
11/08/1995CN1111184A Multi-function driving tool
11/02/1995WO1995029041A1 Tightening tool such as a screwdriver
10/1995
10/31/1995US5461952 Back-side taper wedging drive system
10/31/1995US5461944 Method of making a screwdriver
10/24/1995US5460063 Combination hand tool
10/23/1995CA2121926A1 Universal screw-driver
10/18/1995EP0677667A1 Screw and relative screwing tool
10/12/1995WO1995026858A1 Dynamometric wrench
10/11/1995EP0675783A1 Tool, in particular a screwdriver bit
10/11/1995EP0675782A1 Tool.
10/11/1995CN2209572Y Adjustable rotary direction handle for screwdriver
10/11/1995CN2209571Y Combined screwdriver
10/04/1995EP0674567A1 Cartridge type screwdriver.
10/03/1995US5454746 Toy hand tool
10/03/1995CA2002162C Screwdriver bit for phillips-head fasteners
09/1995
09/27/1995EP0673300A1 Hand tool for tightening and loosing a screw element
09/20/1995CN2207912Y Multi-functional combined screwdriver
09/19/1995US5450775 Multi-function driving tool
09/19/1995US5450774 Hand tool set
09/13/1995CN2207260Y Double-head screw-driver
08/1995
08/23/1995CN2205766Y Screwdriver with screw holder
08/22/1995US5442982 Nesting pocket screwdrivers
08/22/1995CA2110588C Compressible screw-type locking mechanism
08/09/1995CN1106331A Universal-purpose screwdriver
08/08/1995US5438895 Fastener and driving tool
08/03/1995WO1995020727A1 Fastening system
08/03/1995WO1995020470A1 Insert bit for use with a powered screwdriver
08/03/1995DE4402619A1 Screwdriver bit for screws having countersink in head
08/03/1995CA2158980A1 Fastening system
08/02/1995CN2204222Y Multi-function screwdriver for motor vehicle
08/01/1995US5437212 Ratcheting screwdriver
07/1995
07/25/1995US5435680 Screw drive construction
07/11/1995US5431075 Swivel head screwdriver
07/05/1995EP0661139A1 Ratcheting screwdriver
06/1995
06/29/1995WO1995017280A1 Screwdriver
06/29/1995DE4446415A1 Coupling between spanner and demountable socket piece
06/28/1995EP0659524A1 Tiltable ball-type driver
06/28/1995CA2134403A1 Tiltable ball-type driver
06/27/1995US5427003 Screwdriver
06/21/1995CN2201214Y Ratchet screwdriver
06/14/1995CN2200514Y Improved ratchet screwdriver
06/08/1995DE4341658A1 Universal fitting for use with gas and water supplies
06/07/1995CN2199848Y Safety screwdriver
06/06/1995US5421224 Head indicia to indicate tool type
06/03/1995CA2118072A1 Ratcheting screwdriver
06/01/1995DE4439973A1 Tool for introduction of fixture component with external thread in building material
06/01/1995DE4339991A1 Screwdriver insert
05/1995
05/31/1995CN2199018Y Multifunctional convenient screwdriver
05/31/1995CN2199017Y 多功能螺丝刀 Multifunction screwdriver
05/17/1995CN2197176Y Screw driver
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