| Patents for B21J 13 - Details of machines for forging, pressing, or hammering (6,375) |
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| 12/19/1984 | EP0128794A1 Apparatus and process for forming articles by heading |
| 12/19/1984 | EP0128342A1 Press having a part-ejection device and a closing-height adjusting device |
| 12/18/1984 | US4488426 Forging machine for producing rivets or the like having running adjustments |
| 12/05/1984 | EP0126930A1 Forged dissimilar metal assembly & method |
| 11/20/1984 | CA1178129A1 Die construction for fan blades |
| 11/20/1984 | CA1178117A1 Full tonnage stop for hydraulic presses |
| 10/31/1984 | EP0122921A1 Manufacture of article having undercut internal surface. |
| 10/17/1984 | EP0121531A1 Tool for and method of making hollow articles. |
| 09/18/1984 | CA1174515A1 Articulating frame press |
| 09/05/1984 | EP0117849A2 Convex type bottom with a bearing rim for bottles for industrial gases obtained by means of hot forging from a steel billet and fixture for forming said bottom |
| 09/05/1984 | EP0117343A1 Ejector for a press |
| 08/29/1984 | EP0116877A2 Method and apparatus of producing a stepped hollow article |
| 08/21/1984 | US4466266 Mechanical crank press |
| 08/14/1984 | US4464924 Swaging machine |
| 08/14/1984 | US4464917 Swaging machine |
| 08/08/1984 | EP0114976A2 Contact pin and process and device for its manufacture |
| 08/07/1984 | US4463587 Article handling assembly for forging presses having a spraying mechanism for cleaning, lubricating and cooling the press |
| 07/31/1984 | US4462741 Pressing machine with a built-in robot |
| 07/24/1984 | US4461163 Swaging machine |
| 07/03/1984 | US4457156 Horizontal tube upsetter |
| 06/26/1984 | US4455851 Swaging machine |
| 06/20/1984 | EP0111207A1 Load indicating fastener and tool for producing same |
| 06/20/1984 | EP0110918A1 Method and apparatus for making steering rack bars. |
| 06/12/1984 | CA1168925A1 Apparatus for feeding and orienting workpieces in a press |
| 06/05/1984 | US4452060 Method of processing cylindrical surface |
| 05/22/1984 | US4449390 Automatic unit for hot molding and trimming of metal parts |
| 05/01/1984 | CA1166604A1 Apparatus for reducing the cross sectional area of a wire |
| 04/26/1984 | WO1984001530A1 Tool for and method of making hollow articles |
| 04/26/1984 | WO1984001529A1 Manufacture of article having undercut internal surface |
| 04/24/1984 | US4444039 Die forging press |
| 04/10/1984 | US4441353 Clamp mechanism for upsetter |
| 03/14/1984 | EP0102547A2 Transportation automat, particularly for press chains |
| 03/06/1984 | US4434646 C-Frame press |
| 02/28/1984 | CA1162764A1 Female dies |
| 02/22/1984 | EP0101312A1 Weld neck flange for a valve or the like and method of manufacture |
| 02/14/1984 | US4431172 Device for absorbing punching shock in a press |
| 02/14/1984 | US4430882 Multi-stage metal-working machine |
| 02/07/1984 | US4430041 Crane and manipulator integration |
| 01/31/1984 | US4428214 For forming a hole and a brushing in a metal workpiece |
| 01/24/1984 | US4426872 Die set and billet for use therein |
| 01/17/1984 | US4425774 Extrusion forging method therefor |
| 01/10/1984 | US4424742 Shifting apparatus for a transfer bar of a transfer press |
| 01/03/1984 | CA1159721A1 Workpiece ejector system for presses |
| 12/20/1983 | US4420962 Method of cold coining a toothed segment for an endless track wheel and two-piece die therefor and article formed thereby |
| 12/13/1983 | US4420287 Gripper feed and gripper resilience cylinders on forging manipulators |
| 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 |
| 11/29/1983 | US4417845 Programmable positioning and operating mechanism for industrial operating head |
| 11/29/1983 | US4417464 Nib for forming tool for bolt heads or nuts |
| 11/29/1983 | US4417463 Ram assembly for electromagnetic riveter |
| 11/08/1983 | US4413686 Wedge arrangement for locking together hammerhead and anvil |
| 11/08/1983 | US4413499 Rolling key lock for forging die and press |
| 11/08/1983 | US4413498 Rotary transfer press |
| 11/08/1983 | US4413496 Method of making flanged track tractor roller for off-highway equipment |
| 11/01/1983 | US4412456 Load sensing probe |
| 09/27/1983 | US4406146 Forging die for a part with internal, tapered grooves |
| 09/20/1983 | US4404830 Method and apparatus for pressing parts from round stock |
| 08/31/1983 | EP0087072A1 Rotary swaging machine |
| 08/24/1983 | EP0086459A1 Rotary swaging machine |
| 08/17/1983 | EP0085888A2 Method of making in a metal piece a thoroughfare hole having edge-reinforcements on both ends, and also tool for carrying out the method |
| 08/16/1983 | US4398409 Friction shock assembly for a forging hammer |
| 08/09/1983 | US4397172 Two-die, four-punch press for the production of screws, bolts, rivets and like articles |
| 08/02/1983 | US4395899 Forging machine for producing rivets or the like having running adjustments |
| 07/19/1983 | US4393685 Tool attaching device for presses |
| 07/19/1983 | US4393683 Traction drive for forging manipulators |
| 07/05/1983 | US4391122 Combined hydraulic clamping and rotating saddle device on forging presses |
| 07/05/1983 | CA1149332A1 Metal extrusion press - billet loader |
| 06/14/1983 | US4387796 Apparatus for feeding billets or the like into a forging press or the like |
| 06/14/1983 | US4387502 Semi-automatic tool changer |
| 05/24/1983 | US4384517 Full tonnage stop for hydraulic presses |
| 05/17/1983 | US4383426 Die construction for fan blades |
| 05/17/1983 | CA1146307A1 Pointing machine for pinch pointing screw blanks |
| 05/03/1983 | CA1145780A1 Vehicle load indicating apparatus |
| 05/03/1983 | CA1145594A1 Forging method and apparatus |
| 04/20/1983 | EP0077160A1 Forging apparatus |
| 04/20/1983 | EP0077062A2 Process and means for forging a tractor undercarriage sprocket segment providing tolerance sizes corresponding to those obtainable with cold tool machine working and sprocket wheel segments obtained with such process and means |
| 04/14/1983 | WO1983001214A1 Method and apparatus for forging sprocket segments |
| 04/05/1983 | US4378688 Apparatus for feeding and orienting workpieces in a press |
| 03/22/1983 | US4377085 Female dies and method of manufacture |
| 02/08/1983 | US4372146 Press motion dampener |
| 02/08/1983 | US4372144 Wrap ring assembly for precision no-draft forging |
| 02/01/1983 | US4370878 Workpiece ejector system for presses |
| 01/25/1983 | US4369558 Outer race working method and apparatus therefor |
| 01/18/1983 | US4368632 Apparatus for reducing the cross sectional area of a wire |
| 01/11/1983 | US4367643 Method and apparatus for cold forming metal articles having irregular cross-section |
| 01/11/1983 | CA1139187A1 Gas-operated cylinder |
| 01/04/1983 | US4366697 Press for producing workpieces from wire segments |
| 12/21/1982 | US4364258 Holder for hydraulic swaging tool |
| 12/21/1982 | US4364256 Latching device for the punch-carrier plate of a press for moulding screws, rivets and like articles |
| 12/07/1982 | US4362042 Method of forming a fastener |
| 11/23/1982 | CA1135981A1 Loader |
| 11/10/1982 | EP0064197A2 Method of processing cylindrical surface |
| 11/02/1982 | CA1134649A1 Die assembly for use in forging operation |
| 10/28/1982 | WO1982003579A1 Pusher block for rotary forging machines and method of using same |
| 10/28/1982 | WO1982003578A1 Device for moulding articles made of powdered materials |
| 10/27/1982 | EP0063350A2 Apparatus for transferring intermediate products for in-between treatments in horizontal presses |
| 10/26/1982 | CA1134183A1 Method of making single or double flanged track tractor roller for off-highway equipment |
| 10/13/1982 | EP0062309A2 Tool-changing device for horizontal presses, in particular for multistage presses |
| 09/28/1982 | US4351180 Workpiece turning transfer |
| 09/14/1982 | US4349310 Unloading device for a press |