Patents for B21K 1 - Making machine elements (7,621)
09/1995
09/20/1995EP0672483A1 Rotary forging apparatus
09/19/1995US5451185 Constant velocity universal ball joint and method of producing such a joint
09/17/1995CA2144215A1 Rotary forging apparatus
09/17/1995CA2135340A1 Rotary forging apparatus
09/13/1995CN1108162A Rotary forging apparatus
09/12/1995US5448832 Method of forming a boss on a plate-like metallic blank, and method of forming a pulley from a metallic plate
09/05/1995US5446962 Process of manufacturing one-piece forged wheels
08/1995
08/31/1995DE4406407A1 Verfahren zur spanlosen Herstellung eines mechanischen Ventilstößels Method for cutting production of a mechanical valve lifter
08/30/1995EP0669473A1 Self-attaching fastener, and method of making and installing the same
08/30/1995EP0583381A4 Precision forming apparatus, method and article
08/24/1995WO1995022420A1 Device for expanding rotationally symmetrical mouldings
08/03/1995DE4411515C1 Outer joint section for hemokinetic joint
07/1995
07/27/1995DE4401530A1 Valve seat plate with component fixture
07/25/1995US5435207 Camshaft and method of making a camshaft
07/19/1995EP0663536A2 Blind rivet and method for its fabrication
07/19/1995EP0663248A1 Method of making a camshaft
07/19/1995EP0663247A1 Apparatus for making self-piercing nuts
07/13/1995WO1995019062A1 Improved process for manufacturing alternator pole piece
07/13/1995DE19500621A1 Method of making camshaft
07/13/1995CA2154886A1 Improved process for manufacturing alternator pole piece
07/13/1995CA2138231A1 Method of making a camshaft
07/05/1995EP0661465A1 Lock nut and method of manufacture
07/04/1995US5429687 Process for manufacturing alternator pole piece
07/04/1995US5429014 Adjustable pedal rod and method of making same
07/04/1995US5428894 Method of making a camshaft
06/1995
06/30/1995CA2134303A1 Flexible lock nut and method of manufacturing
06/28/1995EP0660003A1 Method of manufacturing the expanding sleeve of an expansion dowel
06/28/1995CN1104131A Method for manufacturing multiple hub of wheel
06/25/1995CA2138311A1 Method for forming an expansion sleeve for an expansion dowel
06/22/1995WO1995016529A1 Apparatus for manufacturing steering rack bars
06/20/1995US5425286 Two piece pedal rod and method of making same
06/14/1995EP0657554A1 Process for preparing a circular fiberreinforced metallic workpiece
06/01/1995DE4442269A1 Cage for roller bearing with pockets around periphery
06/01/1995DE4441738A1 Method of producing shock absorber belt pulley
05/1995
05/31/1995CN1103016A Gear working method and device
05/31/1995CN1103015A A working method of a tapered hole
05/30/1995US5419667 Anti-cross thread fastener with cleaning tip
05/10/1995EP0652061A1 Rotary forging apparatus
05/10/1995CN2196523Y Cutting-tool rest for nut-forming machine
05/10/1995CN1102365A A method of making a mandrel for blind rivets
05/09/1995US5413073 Ultra light engine valve
05/03/1995EP0650550A1 Camshaft and method of making a camshaft.
05/03/1995CN1102144A Spur gear precision die stamping-push-press forming process and its equipment
04/1995
04/26/1995EP0649689A1 Method and device for making compression fittings
04/25/1995US5408857 Method and apparatus for extrusion of gears
04/19/1995EP0648558A1 Method and apparatus for forming a head for a fastener and a fastener so formed
04/13/1995DE4333944A1 Method and apparatus for the production of a wheel, especially a train wheel, which is preferably preformed
04/12/1995CN1101403A A mandrel for blind rivets and an apparatus for manufacturing the mandrel
04/11/1995US5405210 Hoist ring assembly and method
04/11/1995US5404707 Fastening element
04/06/1995WO1995009061A1 Formation of threads with varying pitch
03/1995
03/30/1995DE4408371C1 Outer part of a joint, said part being manufactured as a sheet-metal formed part
03/23/1995WO1995008006A1 Process for preparing a powder mixture and its use
03/23/1995DE4331792A1 Rack for rack-and-pinion steering systems and process for the production of a rack
03/22/1995EP0644339A1 Anti-cross thread fastener with cleaning tip
03/09/1995DE4329812A1 Coil former composed of an aluminium alloy and a method for its manufacture
03/09/1995DE4329371A1 Method for the production of connecting rods by flash-free forging
03/07/1995US5394785 Bullet sizing die for cast lead bullets
03/02/1995WO1995005907A1 Method for positioning a work in a spinning machine and spinning machine for producing light-alloy wheels
03/02/1995DE4424789A1 Extrusion-moulded electrode which is constructed as a composite body
03/01/1995EP0640414A1 Method of manufacturing a hollow steering shaft and hollow steering shaft
02/1995
02/21/1995US5391113 Impact absorbing steering shaft comprising a press-worked hollow metal pipe
02/21/1995US5390523 Coupling for shoulder ended pipes
02/21/1995US5390414 Gear making process
02/15/1995EP0638734A1 A flexible drive shaft and method of production thereof
02/15/1995EP0638378A1 A method of making a mandrel of a blind rivet
01/1995
01/25/1995EP0635647A1 A mandrel for blind rivets and an apparatus for manufacturing the mandrel
01/24/1995US5383347 Continuous extrusion of complex articles
01/11/1995EP0633078A1 Method of fabricating a hollow steel body with an inner- and/or outer profiling
01/10/1995US5380254 Finished forged sprocket segment method and apparatus
01/10/1995US5379626 Method of forming a tappet body in an internal combustion engine
01/05/1995WO1995000744A1 Improvements in rock bolts
01/05/1995CA2142894A1 Improvements in rock bolts
01/04/1995EP0631831A1 Method for manufacture of an expansible hollow rivet
01/03/1995US5378205 Extruded metal chain pin
12/1994
12/28/1994EP0630302A1 A method and an apparatus for making screws, rivets or similar objects.
12/28/1994EP0630301A1 A method and an apparatus for making an elongate object.
12/28/1994EP0630300A1 A method and an apparatus for making a head on an elongate blank.
12/23/1994CA2126114A1 Mandrel for blind rivets and an apparatus for manufacturing the mandrel
12/20/1994US5374146 Bolt including a cleaning thread point tip
12/08/1994WO1994027836A1 A one-piece gearshift lever with cold formed end
12/08/1994WO1994027754A1 Continuous extrusion of complex articles
12/08/1994DE4418632A1 Clutch sleeve and method for its manufacture
12/08/1994CA2163354A1 Continuous extrusion of complex articles
12/07/1994EP0627567A1 Anchor bolt
11/1994
11/29/1994CA2124408A1 Quick-coupling component with pressure reduction member
11/26/1994CA2096913A1 One-piece gearshift lever with cold formed end
11/22/1994US5366414 Prevailing torque fastener
11/22/1994US5365765 Method and apparatus for simultaneously upsetting the ends of a cylindricl blank
11/17/1994DE4415417A1 Method for the production of a sliding block
11/17/1994DE4314558A1 Process for the non-cutting production of an outer profile on a hollow-cylindrical body and associated apparatus
11/15/1994US5363714 Gear product
11/15/1994US5363545 Method of producing a coupling for oil country tubular goods
11/10/1994WO1994025198A1 Method for producing a full face fabricated vehicle wheel
11/09/1994EP0623408A1 Method and apparatus for manufacturing a metal element
11/09/1994EP0623192A1 Blind fastener.
11/08/1994USRE34777 Tool ring, a method of making it, and a holding tool for use in the performance of the method
11/03/1994DE4313712A1 Process and apparatus for making a profile toothing on a shaft
10/1994
10/26/1994CN1094123A Ultra light engine valve
10/26/1994CN1093991A One-piece steering knuckle assembly
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