Patents for B25B 13 - Spanners; Wrenches (18,360)
05/1993
05/18/1993US5211086 Tool with sliding sleeve for ratchet direction control
05/15/1993CA2055514A1 Slack adjuster wrench
05/12/1993CN2132866Y Anti-theft fastener and its special muff
05/12/1993CN2132598Y Double-head extension special spanner
05/12/1993CN2132597Y Moving double-arm spanner
05/12/1993CN2132596Y Moment spanner with ratchet mechanism
05/12/1993CN2132595Y Multi-surface sleeve head of box spanner
05/12/1993CN2132452Y Multifunction key ring with self-lock hinge
05/12/1993CN1020557C Multifunctional combined wrench
05/11/1993US5209144 Dual-purpose quickly adjustable wrench
05/08/1993CA2075566A1 Surface conforming, torque enhancing wrench
05/05/1993CN2131653Y Wrench
05/05/1993CN1071617A High-efficient dual-head wrench
05/04/1993US5207132 Elliptical lobed drive system
05/04/1993US5207131 Oil filter removal tool
05/04/1993US5207130 Ratchet locking plier
05/04/1993US5207129 Adjustable wrench
04/1993
04/29/1993WO1993007993A1 A driver for a rotatable tool
04/28/1993CN2130654Y Engaging gear type serial pipe wrench
04/28/1993CN2130653Y High-efficient combined wrench
04/28/1993CN2130652Y Pushing-type adjustable wrench
04/28/1993CN2130651Y Universal multifunctional wrench
04/28/1993CN2130650Y Push type overlapped socket screw wrench
04/28/1993CN1071494A Elliptical lobed drive system
04/27/1993US5205193 Dart tool
04/22/1993CA2079431A1 Drive socket
04/20/1993US5203240 Torque applying apparatus for handwheels
04/13/1993US5201257 Folding lug wrench
04/13/1993US5201256 Power tool for torquing threaded pipes
04/13/1993US5201255 Ratchet wrench
04/07/1993CN2129205Y Monkey wrench with big force moment
04/07/1993CN2129204Y Simple multifunction tool sets
04/07/1993CN2129203Y Special wrench for scaffold
04/07/1993CN2129202Y Convenient wrench
04/07/1993CN2129201Y Polygonal wrench
04/07/1993CN2129200Y High-efficiency monkey wrench with swing forceps edge
04/06/1993US5199334 Magnetic keeper accessory for wrench sockets
04/06/1993US5199333 Wedge-gripping tie rod end socket wrench
04/06/1993US5199332 Hand wrenching tool
04/06/1993US5199331 From a vehicle engine oil pan
04/06/1993US5199330 Reversing ratchet wrench
04/06/1993US5199329 Socket wrench
04/01/1993WO1993005928A1 Multi-surface wrench
03/1993
03/31/1993EP0534592A1 Pipe wrenches
03/30/1993US5197358 Socket wrench
03/24/1993CN1070138A Quick wrench
03/23/1993US5195405 For gripping and applying torque to a free end of a pipe
03/18/1993DE4130285A1 Threaded nut for high torque release - has circular head with radial slots gripped by similar shaped ring spanner
03/17/1993EP0531420A1 Torque wrench
03/17/1993CN2128184Y Adjustable wrench
03/17/1993CN1020078C Portable screw driver having flexible extension shaft
03/16/1993US5193420 Locking lug removal tool
03/16/1993US5193418 Drum key
03/10/1993CN2127900Y Pipe twist
03/10/1993CN2127899Y Moment wrench
03/04/1993WO1993003890A1 Adjustable wrench
03/03/1993CN1019960C Apparatus and method for mounting vehicle wheels
03/02/1993US5189749 For use with an archery arrow
02/1993
02/27/1993CA2069265A1 Pipe wrench
02/24/1993CN2127338Y Sleeve type clyburn spanner
02/24/1993CN1069219A Wedge type spanner
02/23/1993US5188189 For driving screws and drilling holes
02/23/1993US5188008 Cluster nut tool
02/18/1993WO1993003283A1 Toothed fastener
02/18/1993CA2114549A1 Toothed fastener
02/16/1993US5186083 Structure of Y-type socket wrench
02/11/1993DE4126539A1 Bolt and spanner set - has bolt head and spanner contoured to prohibit use with normal spanner
02/10/1993CN2126822Y Multifunction shifting spanner
02/09/1993US5184979 Quick disconnect constant velocity universal joint
02/09/1993US5184530 Offset geared nutrunner attachment
02/09/1993US5184529 Tool for loosening or tightening spark plug
02/03/1993EP0525356A1 Wrenching tool
02/02/1993CA1313316C Portable hydrant wrench
02/02/1993CA1313301C Differential side quill adjustment tool
01/1993
01/28/1993DE4127011C1 Large nut tightening or loosening - using torque amplifier hoist and levers suspended above nut
01/27/1993EP0524617A1 Screw head driving geometry
01/27/1993CN1068288A Fast-jointed fastener and the disconnection preventing lever thereof
01/26/1993US5181439 Communicative tools and fasteners
01/12/1993US5178047 Reversible ratchet wrench
01/12/1993US5177874 Gage for hex head fasteners
01/07/1993EP0521256A2 Tool with torque transmitting surface and procedure for the production thereof
01/05/1993US5176049 Compound leverage gripping tool with constantly parallel jaws
01/05/1993US5176038 Motion converting mechanism and rotary tool
12/1992
12/30/1992EP0520196A2 Socket and drive assembly
12/29/1992US5174704 Bolt head and socket for the same
12/29/1992US5174176 Reversible rachet wrench with integrated dual pawl and spring and cam unit
12/29/1992US5174175 Actuator for rotatable clamping apparatus
12/29/1992US5174174 Installation tool for restrictor plate in shock strut
12/29/1992US5173999 Holder for closed end wrenches or similar articles
12/23/1992CN2125484U High efficient grip type spanners
12/23/1992CN2125483U Continuous operation high efficient spanners by inserting once
12/23/1992CN2125482U Multi-purpose spanners
12/23/1992CN1067203A Quickly adjustable spanner
12/22/1992US5172615 Internal wrench
12/22/1992US5172614 Composite improved wrench
12/22/1992US5172613 Power tongs with improved gripping means
12/16/1992EP0518114A1 Device for releasably connecting a drill pipe to a rotary drive
12/15/1992US5170681 For rotating/removing a control plate in a skimmer of a swimming pool filter
12/10/1992WO1992021888A1 Compressible screw-type locking mechanism
12/09/1992CN2124112U Universal adjustable wrench