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 23 - Details of, or accessories for, spanners, wrenches, screwdrivers
Patents for B25B 23 - Details of, or accessories for, spanners, wrenches, screwdrivers (20,046)
11/1983
11/08/1983US4413876 Fail-safe electrical connection terminal and tightening tool
11/08/1983US4413396 Microprocessor control yield point tightening system
11/02/1983EP0092736A1 Transmitter for torque and/or angle measurement, particularly on power driven screwing tools
10/1983
10/26/1983EP0092127A2 Rotary tool
10/25/1983US4411532 Rotary processor
10/18/1983CA1155525A1 Impact wrench
10/05/1983EP0090188A2 Method and device for switching off screwing devices
10/05/1983EP0090187A2 Screwing device
09/1983
09/27/1983US4406188 Nut-holder attachment for open-end wrench
09/27/1983US4406187 Anchoring mechanism for motor driven wrench
09/21/1983EP0088926A2 Disengageable screwdriver with a longitudinally movable screwing shaft
09/20/1983US4404877 Power-driven screwdriver
09/20/1983US4404799 Pneumatic tool with muffler
09/13/1983US4403667 Cable following apparatus utilizing a releasable cable gripping mechanism
09/13/1983US4403663 Power-operated torque wrench
09/13/1983US4403532 Ratchet nutrunner with audible torque signal
09/13/1983US4403531 Preset torque wrench
09/13/1983US4403530 Torque wrench
09/13/1983US4403529 Device for fastening bolts
09/07/1983EP0087507A2 Arrangement for determining or testing the pre-stressing force of nuts
09/06/1983CA1153223A1 Automatic torque release wrench of the preset type
08/1983
08/31/1983EP0087373A1 Method and device for assuring a correct make-up of a tubular-threaded connection having a screw-limiting stop
08/24/1983EP0086352A2 Screwing head
08/23/1983US4400785 Microprocessor monitoring system for fastener tightening
08/23/1983US4400028 Remote driving tool with tubular lock feature
08/23/1983US4399722 Socket wrench including quick-release adaptor
08/17/1983EP0086082A2 Ratchet and tools incorporating a ratchet
08/09/1983US4397412 Standup screw gun for long fasteners
08/09/1983US4397196 Electronic tool and method
08/03/1983EP0084676A2 Torque wrench, in particular for wheel nuts
07/1983
07/19/1983US4393734 Combined torque limiting and marking wrench
07/12/1983US4393381 Transfer bus matrix
07/07/1983WO1983002246A1 Vacuum holding type automatic screw fastening machine
07/05/1983US4391431 Device for tightening coarse thread connections
06/1983
06/22/1983EP0081498A1 Quick-release and positive locking mechanism for use on socket wrenches and on power and impact tools
06/08/1983EP0080564A2 Torque wrench
06/07/1983CA1147581A1 Device for applying a deforming force to a workpiece
06/01/1983EP0080445A2 Dual motor torque delivering tool
05/1983
05/31/1983CA1147176A1 Adjustable extension for socket wrenches or the like
05/24/1983US4384403 Building erection tool
04/1983
04/28/1983WO1983001406A1 Tool or tool set
04/26/1983US4380941 Detachable jaw-locking device for an adjustable pipe wrench
04/20/1983EP0077182A2 Pneumatically driven apparatus
04/12/1983US4379492 Torque control apparatus for pneumatic impact wrench
04/06/1983EP0075984A2 Ratchet nutrunner with audible torque signal
03/1983
03/29/1983US4377955 Screw spanner or wrench
03/29/1983CA1143596A1 Portable fastening tool with manual turn on and automatic shut off
03/08/1983US4375772 Screw anchor screw removal device
03/01/1983US4375123 Method and apparatus for tightening threaded fastener assemblies
03/01/1983US4375122 Method and apparatus for tightening threaded fastener assemblies
03/01/1983US4375121 Dynamic friction indicator and tightening system usable therewith
03/01/1983US4375120 Method and apparatus for tightening threaded fastener assemblies
01/1983
01/26/1983EP0070325A1 Fluid impulse torque tool
01/18/1983US4368784 Power screwdriver
01/18/1983US4368631 Automatic setting tool
01/18/1983CA1139595A1 Driver bit attachment
01/11/1983US4367971 Socket retainers
01/11/1983US4367837 Tape magazine feed apparatus for head driven fasteners
01/11/1983US4367663 Variable length torque rod
01/04/1983US4366871 Motor-driven screwdriver
01/04/1983CA1138693A1 Torque multiplier assembly
12/1982
12/29/1982EP0067833A1 Apparatus for tightening screws or nuts by means of an a.c. motor
12/28/1982US4365402 Method for counting turns when making threaded joints
12/21/1982CA1138073A2 Tension control of fasteners
12/21/1982CA1138072A1 Fastener tension control system
12/21/1982CA1137701A1 Installation tool barrel assembly
12/15/1982EP0066710A2 Quick-release and positive locking mechanism for use on socket wrenches and on power and impact tools
12/14/1982US4363573 Article feeding apparatus
12/14/1982US4363250 Device for driving screw, pin, rivet or the like
12/14/1982CA1137595A2 Tension control of fasteners
12/09/1982WO1982004215A1 Quick-release and positive locking mechanism for use on socket wrenches and on power and impact tools
12/08/1982EP0066385A2 Power tool
12/07/1982US4361945 Tension control of fasteners
12/07/1982CA1136907A1 Adjusting torque wrench
11/1982
11/30/1982US4360967 Assembly tool for electrical connectors
11/23/1982US4360310 Arrangement for positioning a device for closing and opening pressure vessels
11/23/1982US4359906 Device and method for inserting a bone screw
11/16/1982US4359107 Shut-off apparatus for pneumatic driven tools
11/11/1982WO1982003816A1 Torque wrench, with automatic releasing, pseudo-clutching and setting
11/09/1982US4358735 Bidirectional incremental encoding system for measuring maximum forward angular displacement of a bidirectionally rotatable rotating shaft
11/09/1982US4357845 Apparatus for manipulating wingnuts
11/02/1982US4356852 Hand drive tool
10/1982
10/27/1982EP0063460A2 Motor driven power tool
10/19/1982US4354540 Screw holder system
10/19/1982US4354403 Screw driver apparatus
09/1982
09/28/1982CA1132362A2 Tightening apparatus
09/28/1982CA1132361A1 Tightening apparatus
09/14/1982US4348922 Stop box peak light
09/07/1982US4348715 Lighted tool holder
09/07/1982US4347767 Ratcheting device
09/01/1982EP0058986A2 A screw feed apparatus for use with a power screwdriving tool
08/1982
08/31/1982US4346765 Speed responsive motor shutoff mechanism for fluid operated tool
08/31/1982US4346633 Spark plug wrench adapted for adjustable torque
08/24/1982US4345863 Nut control device
08/24/1982CA1130423A1 Disconnect and overload bypass arrangement for a portable tool
08/24/1982CA1130422A1 Tension control of fasteners
08/19/1982WO1982002684A1 Power tool
08/18/1982EP0058053A2 Power tool
08/17/1982US4344340 Extensible socket wrench
08/17/1982US4344216 Apparatus and method for tightening an assembly
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