| Patents for B21K 1 - Making machine elements (7,621) |
|---|
| 01/04/1983 | US4366697 Press for producing workpieces from wire segments |
| 01/04/1983 | US4366588 Double blow method and press for producing tubular rivets |
| 12/28/1982 | US4365495 Method of making a mandrel for a self plugging blind rivet |
| 12/21/1982 | US4364256 Latching device for the punch-carrier plate of a press for moulding screws, rivets and like articles |
| 12/21/1982 | US4364159 Preheating aluminum alloy slug and ferrous ring before assembling |
| 12/15/1982 | EP0066794A1 Fastener assembly and method of making the same |
| 12/07/1982 | US4362043 Pipe unions |
| 12/07/1982 | US4362042 Method of forming a fastener |
| 11/30/1982 | US4361360 Tube end forging process |
| 11/30/1982 | US4361024 Coupling clamp and a method of manufacture therefor |
| 11/10/1982 | EP0064197A2 Method of processing cylindrical surface |
| 11/02/1982 | US4356717 Method and apparatus for forge-shaping sheet members |
| 11/02/1982 | CA1134649A1 Die assembly for use in forging operation |
| 10/26/1982 | US4355430 Pointing machine |
| 10/26/1982 | CA1134183A1 Method of making single or double flanged track tractor roller for off-highway equipment |
| 10/20/1982 | EP0062792A1 Process for making rollers for transporting and/or squeezing photographic material in sheet or belt form |
| 10/13/1982 | EP0062449A2 Composite metallic forging |
| 10/13/1982 | EP0062248A1 Method of producing trimetallic contact rivets |
| 10/05/1982 | US4352225 Jacketed bullet and method of manufacture |
| 10/05/1982 | US4352219 Prevailing torque lock nut and method of forming same |
| 09/28/1982 | US4351177 Apparatus for making a bevel gear |
| 09/21/1982 | US4349948 Method for manufacturing metal casings for accessories and particularly gate valves |
| 09/08/1982 | EP0059680A2 Rebar splicing and anchoring |
| 09/08/1982 | EP0059341A1 Method of production of electric contact |
| 09/07/1982 | US4347636 Nut and method of forming the same |
| 09/01/1982 | EP0059038A2 Method of forging heavy articles |
| 08/31/1982 | US4346581 Apparatus for manufacturing fittings |
| 08/25/1982 | EP0058465A1 Method of manufacturing universal joint housings |
| 08/24/1982 | US4345360 Method of forming a metal wheel |
| 08/24/1982 | CA1130238A1 Process for forming semi-float axle tubes and the like |
| 08/05/1982 | WO1982002504A1 A tool for making rivet nails or expansion nails |
| 08/03/1982 | US4342213 Closed chamber extrusion method and apparatus for shaping of metal rod into tulip-shaped part |
| 08/03/1982 | US4342127 Apparatus for forming railroad spikes and the like |
| 07/28/1982 | EP0056776A1 Method of manufacturing hollow one-piece axle blanks, and axle blanks obtained |
| 07/28/1982 | EP0056555A1 Universal transmission joint and method of manufacturing the same |
| 07/13/1982 | US4339112 Integral end closure and hub for valve body and method of forming same |
| 07/06/1982 | US4337572 Device for manufacture of assembled cam shaft |
| 07/06/1982 | CA1126939A1 Method and tool for producing a bushing structure having a polygonal flange |
| 06/30/1982 | EP0054931A2 Method for the manufacture of an aluminium wheelrim |
| 06/22/1982 | US4335507 Method for making a tri-metallic composite electrical contact |
| 06/22/1982 | US4335479 Method and apparatus for making blind rivets |
| 06/22/1982 | CA1126132A1 Rack gear and method of making the same |
| 06/09/1982 | EP0053427A2 Method of and apparatus for producing valve rotors |
| 06/09/1982 | EP0053143A1 Punch and die assembly |
| 05/19/1982 | EP0052077A1 Method of producing an axially symmetrical hollow shaft |
| 05/19/1982 | EP0051717A2 Method for self-propelling projectile manufacturing and resulting projectiles thereof |
| 05/13/1982 | WO1982001491A1 Spindle having at least two parts assembled for the construction of machines,engines and gear boxes,and process for its manufacture |
| 04/14/1982 | EP0049474A1 Forging die for a part with internal, tapered grooves |
| 03/31/1982 | EP0048499A1 Device for upsetting on presses |
| 03/31/1982 | EP0048282A1 Nib for bolt head or nut forming tool |
| 03/16/1982 | US4319736 Apparatus and method for manufacturing a metal casing particularly for gate valves used in nuclear reactors and the like, having a large nominal width and a casing manufactured in accordance with the method |
| 03/16/1982 | US4319478 Method for manufacturing an inner joint member of constant velocity joint |
| 03/16/1982 | US4319477 Method and tool for producing a bushing structure having a polygonal flange |
| 03/04/1982 | WO1982000682A1 Method of making windows in parts of the distributing device of a positive-displacement hydraulic machine |
| 03/02/1982 | US4317356 Method of and apparatus for forging a constant-velocity ball-type universal joint |
| 03/02/1982 | US4317355 Forging of a camshaft |
| 02/09/1982 | CA1117899A1 Method of cold forming tubes with interior thicker wall sections |
| 02/09/1982 | CA1117898A1 Process for extruding a metal tube with inwardly thickened end portions |
| 02/02/1982 | US4313328 Providing cardan and universal joint-type shafts with gearing |
| 01/27/1982 | EP0044783A1 Method of making axles |
| 01/26/1982 | US4312211 Forging method and apparatus |
| 01/26/1982 | US4312206 Making a seamless, spherical case |
| 01/12/1982 | US4309885 Machine for forming a head on a shank, such as a nail or a screw |
| 01/07/1982 | WO1982000013A1 Method of obtaining butt-end wall with concentric recess in a tubular workpiece |
| 12/24/1981 | WO1981003632A1 Punch and die assembly |
| 12/22/1981 | US4306654 Flanged nut fastener strip |
| 12/22/1981 | US4306342 Method of manufacturing a crank arm for a welded crankshaft, and a pressing equipment for carrying out the method |
| 12/22/1981 | CA1114779A1 Process of closed extrusion shaping of a metal rod material and an apparatus therefor |
| 12/15/1981 | US4305273 Method for forging large irregular shapes in a closed-die operation in a conventional open-die press |
| 12/08/1981 | US4304115 Method for forging rolling mill couplings |
| 11/24/1981 | US4301672 Process for forming semi-float axle tubes and the like |
| 11/17/1981 | US4300378 Method and apparatus for forming elongated articles having reduced diameter cross-sections |
| 11/11/1981 | EP0039599A1 Integral end closure and hub for a ball valve body |
| 11/10/1981 | US4299112 Method and device for producing synchronizer ring |
| 11/10/1981 | US4299110 Method for forming a hole through a forged workpiece |
| 11/10/1981 | US4299000 Method for the production of threaded nuts by cold forming |
| 11/03/1981 | US4298155 Method for making an axle spindle |
| 10/27/1981 | CA1111381A1 Vertical current pneumatic classifier with air-seal maintaining conveyor exit |
| 10/27/1981 | CA1111293A1 Stainless steel drill screw and method of making |
| 10/13/1981 | US4294101 Method of making single or double flanged track tractor roller for off-highway equipment |
| 10/13/1981 | US4294100 Method of manufacturing a seamless outer sleeve for a ball bearing |
| 10/06/1981 | US4292831 Process for extruding a metal tube with inwardly thickened end portions |
| 10/01/1981 | WO1981002767A1 Shoe for swash plate type compressor and method for manufacturing the same |
| 10/01/1981 | WO1981002697A1 Nib for bolt head or nut forming tool |
| 09/22/1981 | US4290295 Method of making V-grooved pulley assembly |
| 09/22/1981 | US4290292 Manufacture of rotatable ignition files or flint wheels |
| 09/08/1981 | US4288189 Threaded insert |
| 09/08/1981 | US4287747 Process of closed extrusion shaping of a metal rod material and an apparatus therefor |
| 09/01/1981 | US4286454 Apparatus for forging shaft flanges |
| 08/25/1981 | CA1107791A1 Compression molded cut-fiber reinforced plastic wheels |
| 08/11/1981 | CA1106653A1 Method, preformed part and device for forging crank throws |
| 07/29/1981 | EP0032868A1 Method of and apparatus for making, by extrusion, a workpiece presenting a recessed part on its peripheral surface |
| 07/28/1981 | CA1105661A1 Method of making a seal nut |
| 07/14/1981 | US4277969 Method of cold forming tubes with interior thicker wall sections |
| 07/07/1981 | CA1104310A1 Pointing machine |
| 06/30/1981 | US4275924 Hinge mount having a wobble gear adjuster for a tiltable seat back of a motor vehicle seat |
| 06/23/1981 | US4274277 Method of making railway car brake-rod jaw |
| 06/23/1981 | US4274276 Method and apparatus for producing a workpiece by extrusion molding |
| 06/23/1981 | CA1103617A1 Method and apparatus for cold forming a polygonal inner surface |
| 06/16/1981 | US4272979 Method and apparatus for forging crank throws |