| Patents for B21J 9 - Forging presses (2,855) |
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| 02/12/1985 | US4498326 Apparatus and process for forming articles by heading |
| 02/12/1985 | US4498321 Method of and apparatus for forming long metal tubing stock to tapered shape |
| 02/05/1985 | US4497195 Swaging machine |
| 02/05/1985 | US4497194 Method and apparatus for performing multiple closed and semi-closed operations on an open die press |
| 01/03/1985 | WO1985000023A1 Pipe deforming method and apparatus |
| 12/19/1984 | EP0128794A1 Apparatus and process for forming articles by heading |
| 11/27/1984 | US4484464 Electrical upsetting method and device therefor |
| 11/20/1984 | CA1178117A1 Full tonnage stop for hydraulic presses |
| 09/25/1984 | US4473738 Method and apparatus for hot forming a polygonal head on a snap tie rod |
| 09/19/1984 | EP0118914A2 Method and apparatus for the production of an embossment |
| 09/11/1984 | US4470325 Gear drive of forging machine |
| 09/11/1984 | US4470286 Upsetter mechanism for simultaneously upsetting a plurality of work items |
| 08/21/1984 | US4466266 Mechanical crank press |
| 08/14/1984 | US4464924 Swaging machine |
| 08/07/1984 | US4463587 Article handling assembly for forging presses having a spraying mechanism for cleaning, lubricating and cooling the press |
| 07/17/1984 | US4459840 Rolling wobble press |
| 07/03/1984 | US4457156 Horizontal tube upsetter |
| 07/03/1984 | CA1170116A1 Vertical press |
| 07/03/1984 | CA1170106A1 Method for pressing of articles and device for its realization |
| 06/26/1984 | US4455851 Swaging machine |
| 05/01/1984 | CA1166486A1 Multiple action press tool |
| 04/24/1984 | US4444039 Die forging press |
| 04/17/1984 | US4442694 Floor-mounted forging press having a stationary piston with a bore for supplying a pressure medium, and a moving cylinder |
| 04/10/1984 | US4441353 Clamp mechanism for upsetter |
| 03/27/1984 | US4438644 Forging device |
| 03/06/1984 | US4434646 C-Frame press |
| 02/14/1984 | US4430882 Multi-stage metal-working machine |
| 02/14/1984 | US4430881 Swaging machine |
| 01/25/1984 | EP0099256A2 Improvements in or relating to swaging apparatus |
| 01/03/1984 | US4423614 Apparatus for shaping articles by rolling |
| 12/20/1983 | US4420964 Method of and apparatus for the pressworking of articles |
| 12/13/1983 | US4419878 Hydraulic drop forging press of above-construction with prestressed press frame |
| 12/08/1983 | WO1983004197A1 Method and apparatus for making steering rack bars |
| 11/22/1983 | US4416139 Guiding a mandrel or punch for piercing or cold-extrusion |
| 11/08/1983 | US4413498 Rotary transfer press |
| 10/04/1983 | US4407682 Determination of variations in metallography with heating or cooling |
| 08/31/1983 | EP0087072A1 Rotary swaging machine |
| 08/16/1983 | CA1151946A1 Hydraulic press |
| 08/09/1983 | US4397175 Apparatus for controlling the movement of a reciprocatory hydraulically driven element |
| 08/03/1983 | EP0084940A1 Swaging apparatus having elastically deformable members |
| 07/13/1983 | EP0083577A1 Device for holding tube ends in a hydraulic press for upsetting tube ends |
| 07/05/1983 | US4391118 Mechanism for forming a hole through a forged workpiece |
| 05/24/1983 | US4384517 Full tonnage stop for hydraulic presses |
| 05/11/1983 | EP0078775A1 Machine for continuously shearing off and cold-heading of wire material |
| 05/03/1983 | CA1145594A1 Forging method and apparatus |
| 04/20/1983 | EP0077160A1 Forging apparatus |
| 04/12/1983 | CA1144404A1 Forging device |
| 03/29/1983 | CA1143595A1 Multiple piece torch tip |
| 03/08/1983 | US4375781 Double-acting hydraulic press |
| 12/21/1982 | US4364258 Holder for hydraulic swaging tool |
| 11/02/1982 | CA1134649A1 Die assembly for use in forging operation |
| 10/13/1982 | EP0062317A1 Method of plastic working of metal materials |
| 08/10/1982 | US4343175 Power press |
| 06/23/1982 | EP0054522A2 Process for the manufacture of hinges, particularly for vehicle doors |
| 04/27/1982 | CA1122446A1 Upsetting of tube ends |
| 04/07/1982 | EP0048776A1 Precision forging press |
| 03/30/1982 | US4321818 Closed forging press |
| 02/02/1982 | US4313332 Rotary forging machine |
| 01/26/1982 | US4312211 Forging method and apparatus |
| 01/05/1982 | US4308745 Hydraulic press |
| 01/05/1982 | US4308734 Workpiece detection device for cyclical machines |
| 12/16/1981 | EP0041690A2 Multistage metal-forming machine |
| 12/08/1981 | US4304041 Automatic tool changer for forging machines |
| 11/11/1981 | EP0039577A1 Method and apparatus for pressworking a workpiece or material |
| 11/10/1981 | US4299110 Method for forming a hole through a forged workpiece |
| 11/03/1981 | US4297870 Hydraulic press with integral knockout and stroke control |
| 09/29/1981 | US4291571 Forging press |
| 09/29/1981 | US4291566 Method of and apparatus for forging metal |
| 09/02/1981 | EP0034617A1 Method and machine for high energy rate forming |
| 09/01/1981 | US4286454 Apparatus for forging shaft flanges |
| 06/16/1981 | US4272978 Progressive stage forging machine |
| 05/27/1981 | EP0029223A2 Hydraulic service system for a pulsating press |
| 05/05/1981 | US4265105 Forging apparatus |
| 04/28/1981 | US4263799 Method and machine for forming a lump on the end of a pipe |
| 04/02/1981 | WO1981000824A1 Control process of the operating cycle of a fluid pressure machine and fluid pressure machine with a fluid control |
| 04/01/1981 | EP0025987A1 Method to control the workcycle of a fluidic pressure controlled machine, and machine with fluidic control |
| 03/31/1981 | US4258562 Press structure having shiftable stop |
| 03/05/1981 | WO1981000528A1 Method and machine for high energy rate forming |
| 02/24/1981 | US4252011 Die assembly for use in forging operation |
| 01/07/1981 | EP0021166A1 Forging device |
| 11/25/1980 | US4235088 Servohydraulic press with a closed loop control circuit and method of operating a fluid pressure operated press |
| 10/28/1980 | US4229963 Machine for noncutting metal shaping |
| 10/14/1980 | US4227394 Process for the automatic manufacture of drop forging |
| 08/20/1980 | EP0014570A1 Rotary forging machine |
| 08/20/1980 | EP0014245A1 Apparatus for upsetting tube ends |
| 07/22/1980 | US4213322 Method and apparatus for upsetting pipe |
| 07/15/1980 | US4212185 Hydraulic press system |
| 07/15/1980 | US4212183 Upsetting of tube ends |
| 07/01/1980 | US4210013 Press with load transfer mechanism |
| 06/24/1980 | US4208899 Press for producing machine elements, especially balls, rivets and the like |
| 06/24/1980 | US4208895 Method and apparatus for controlling a hydraulic screw press |
| 06/10/1980 | US4206628 Press with hydraulic load transferring mechanism |
| 05/28/1980 | EP0011293A1 Device for cutting off a blank from bar stock and feeding the blank to the pressing tools of a doubly acting press |
| 05/27/1980 | US4204418 Machine and method for electric forging of the end of a metallic stick in a plane generally perpendicular to the stick |
| 05/20/1980 | US4203336 Punch change mechanism for a double pressure pin press |
| 04/22/1980 | CA1076045A1 Press drive mechanism |
| 04/15/1980 | CA1075639A1 Apparatus and methods for continuous extrusion |
| 03/11/1980 | US4192167 Process and apparatus for upsetting pipe ends |
| 03/04/1980 | US4191044 Hydraulic screw press |
| 02/05/1980 | US4186587 Forging press |