| Patents for B21K 1 - Making machine elements (7,621) |
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| 08/09/2007 | US20070181635 Forging method forged product and forging apparatus |
| 08/09/2007 | DE102005008570B4 Herstellungsverfahren für ein Variatorteil eines stufenlosen Toroidgetriebes Manufacturing method of a toroidal continuously variable transmission of a Variatorteil |
| 08/08/2007 | EP1815151A2 Spiral drive fastener with engagement ramp |
| 08/08/2007 | EP1814692A1 Method and device for producing stabilisers |
| 08/07/2007 | US7251891 Production method for sintered bearing member, fluid dynamic pressure bearing device, and spindle motor |
| 08/02/2007 | US20070175262 Method for the production of hollow elements, hollow element, assembly piece, and follow-on composite tool for carrying out said method |
| 08/01/2007 | CN2928308Y Improved bolt cold-header |
| 08/01/2007 | CN1329534C Mfg. process for making engine components of high carbon content steel using cold forming techniques |
| 08/01/2007 | CN1329141C Methods for the cold extrusion of metallic elements with dead or through holes and plant for carrying out said methods |
| 08/01/2007 | CN101007378A Shifting fork forging method of auto parts |
| 08/01/2007 | CN101007333A Race member in hub unit and method of producing the same |
| 07/26/2007 | WO2007082708A1 Semifinished part composed of an alpha/alpha2-titanium alloy and process for producing it |
| 07/26/2007 | WO2007082564A1 Cooling duct piston for an internal combustion engine |
| 07/26/2007 | US20070169532 Method and apparatus for increasing the fatigue life, in particular the bending fatigue life and the torsional fatigue life of crankshafts |
| 07/26/2007 | US20070169346 Process for making seamless alloy wheel rim with reinforced outboard flange |
| 07/25/2007 | EP1810764A1 Method for producing valve casings and valve casing |
| 07/25/2007 | EP1446244B1 Method for making a flattened u-bolt |
| 07/25/2007 | CN101006189A Method of manufacturing a hardened forged steel component |
| 07/24/2007 | US7246440 Spindle motor and method of manufacturing the same |
| 07/18/2007 | EP1723316B1 Camshaft and method for producing a camshaft |
| 07/18/2007 | CN1326666C Combination of screw with screwdriver bit and header punch for manufacturing screw |
| 07/18/2007 | CN100999982A Connecting hoop presetting sucker rod and mfg. method thereof |
| 07/12/2007 | WO2007076751A2 Method for producing a rocker pressure piece and embossing device |
| 07/12/2007 | US20070158996 Method for use in manufacturing a bicycle spoked wheel, an accessory for a bicycle, a kit of parts intended for use with the accessory, and a magnetic insert that is destined to be removably attached to a spoke attachment element |
| 07/12/2007 | US20070158003 Heat-resistant, high-toughness aluminum alloy, method of manufacturing the same, and engine parts |
| 07/12/2007 | DE112005002071T5 Ausrichten von Drahtspeichenrädern Aligning wire wheels |
| 07/11/2007 | EP1805406A1 Method for the production of a piston of an internal combustion engine in order to form a reinforcement of a combustion chamber cavity of the piston |
| 07/11/2007 | EP1804983A2 Apparatus and method for stamping and deburring clutch discs and resultant product |
| 07/11/2007 | CN1997828A Assembled nut and method for the production thereof |
| 07/11/2007 | CN1325191C Shaping device of solid hot extrusion magnesium alloy wheel hub and shaping method thereof |
| 07/10/2007 | CA2238165C Method and apparatus for manufacturing disk products having helical ridges |
| 07/05/2007 | US20070154282 Self-attaching nut |
| 07/05/2007 | US20070154281 Self-attaching nut |
| 07/05/2007 | US20070154280 Self-attaching nut |
| 07/05/2007 | US20070154279 Self-attaching nut |
| 07/05/2007 | US20070151104 Dynamic bearing manufacturing method |
| 07/04/2007 | EP1803974A2 Gear wheel with chamfered portions |
| 07/04/2007 | EP1625311B1 Self-attaching fastener and method of attachment |
| 07/03/2007 | US7237424 Split die for forming grooved workpiece |
| 06/28/2007 | US20070147971 Blind rivet |
| 06/28/2007 | US20070145322 Lightweight valve |
| 06/28/2007 | US20070144629 Method for producing shaped article of aluminum alloy, shaped aluminum alloy article and production system |
| 06/28/2007 | US20070144469 Camshaft |
| 06/28/2007 | US20070144468 Camshaft, method of manufacturing cam for camshaft, and method of manufacturing shaft for camshaft |
| 06/28/2007 | US20070144008 Bicycle spoked wheel and an accessory for bicycle |
| 06/27/2007 | CN1989352A Shaft member for fluid bearing device and its manufacturing method |
| 06/21/2007 | US20070137343 Composite steering rack |
| 06/21/2007 | DE19912841B4 Verfahren zur Herstellung eines Getriebeteils A method for producing a gear member |
| 06/20/2007 | CN1981952A Integrated die forge forming method for flange valve |
| 06/19/2007 | US7231799 Method and device for the production of a workpiece with internal toothing, in particular a hollow wheel |
| 06/19/2007 | US7231797 Calking die and calked heel |
| 06/14/2007 | WO2007066634A1 Process for manufacturing raceway ring member as constituent of roller bearing unit for wheel support |
| 06/14/2007 | DE10313880B4 Verfahren zur Herstellung eines Kolbens mit hohlem Kolbenkopf A method for producing a piston with a hollow piston head |
| 06/14/2007 | DE102004022248B4 Verfahren zur Herstellung von Kugeln oder Kugelsegmenten, sowie danach hergestelltes Kugelelement für zweiteilige Kugelzapfen Process for the preparation of spheres or spherical segments, and then made spherical member for two-piece ball stud |
| 06/13/2007 | EP1795280A1 Flanged housing member and apparatus and method for forming same |
| 06/13/2007 | CN1321277C Method for producing hydrodynamic bearing |
| 06/12/2007 | US7228836 Spring retainer and method for manufacturing the same |
| 06/07/2007 | US20070125148 Method and apparatus for forging gear teeth |
| 06/06/2007 | EP1792672A1 Raceway ring for radial ball bearing, method of producing the raceway ring, and method and device for producing high precision ring |
| 06/06/2007 | CN1974115A Manufacturing process of chain wheel for chain saw |
| 06/06/2007 | CN1320286C Mfg. method of mini ball bearing |
| 06/06/2007 | CN1319744C Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head |
| 06/06/2007 | CN1319666C Method of producing forged part and method of producing suspension arm for automotive vehicles |
| 06/05/2007 | US7225781 Methods for surface treating engine valves and engine valves treated thereby |
| 06/05/2007 | US7225658 Method for manufacture of a metal shell, and a cup designed to serve as a blank |
| 06/05/2007 | US7225655 Method for producing a shaft comprising stop caps device containing one such shaft |
| 06/05/2007 | US7225541 Method for producing hollow rack bar |
| 05/31/2007 | US20070119054 Race member in hub unit and method of producing the same |
| 05/30/2007 | EP1790864A1 Hollow power transmission shaft |
| 05/30/2007 | EP1789597A1 Method of manufacturing a hardened forged steel component |
| 05/30/2007 | CN2905318Y Alarming device of screw machine |
| 05/30/2007 | CN1973141A Hollow power transmission shaft |
| 05/29/2007 | US7222599 Rocker arm made of sheet metal and method of manufacturing the same |
| 05/29/2007 | US7222426 Method of forming a constant velocity joint |
| 05/23/2007 | CN1968768A Method and apparatus for clearance adjusting cover plate closure |
| 05/23/2007 | CN1966176A Forging method of high grade carbon steel hook, ring parts |
| 05/23/2007 | CN1317090C Method for producing cold forging wing-shaped screw nut |
| 05/22/2007 | USRE39647 Disk for toroidal type continuously variable transmission |
| 05/22/2007 | US7219983 Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head |
| 05/18/2007 | WO2007055859A1 Self-attaching female fasteners, method for forming same and strip of interconnected fasteners |
| 05/18/2007 | CA2626561A1 Self-attaching female fasteners, method for forming same and strip of interconnected fasteners |
| 05/17/2007 | US20070107484 Forging method, forged article and forging apparatus |
| 05/17/2007 | US20070107228 Method for Producing Actuator Having Guide-Equipped Frame |
| 05/17/2007 | US20070107223 Method and device for molding wheel rim hump part |
| 05/17/2007 | US20070107222 Method for making disc flange as formed in situ in a wheel rim |
| 05/17/2007 | US20070107215 Method for producing a piston for an internal combustion engine |
| 05/16/2007 | CN1963260A Gear ring blank for automobile synchronizer and method for processing same |
| 05/15/2007 | US7217195 Method of producing left-right screw |
| 05/10/2007 | WO2006131354A3 Forged toothed section which is at least partially surface-compacted |
| 05/10/2007 | US20070105634 Locking Nut and Bolt System with Enhanced Locking |
| 05/10/2007 | US20070101835 Combination of screw with stabilized strength and screwdriver bit, and header punch for manufacturing the screw with stabilized strength |
| 05/10/2007 | US20070101795 Method of manufacturing outer ring member for constant velocity joint |
| 05/10/2007 | DE4034445B4 Schraubelement mit selbstsicherndem Gewinde Screw with self-locking threaded |
| 05/09/2007 | EP1484121B1 Method of manufacturing torsion bar for vehicle steering device |
| 05/09/2007 | EP1355751B1 Method for producing a housing for a ball joint |
| 05/09/2007 | CN1960821A Method for the production of hollow elements, hollow element, assembly piece, and follow-on composite tool for carrying out said method |
| 05/09/2007 | CN1959060A Technical method for manufacturing casing collar |
| 05/08/2007 | US7213436 Stamping apparatus for forming rod with configured ends |
| 05/08/2007 | US7213435 Splined clutch hub and method of making same |
| 05/08/2007 | US7213434 Method for manufacturing universal joint yoke, forging die and preform |