| Patents for B21H 1 - Making articles shaped as bodies of revolution (2,244) |
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| 09/19/1978 | US4114431 Method of forming tubular metal products |
| 09/19/1978 | CA1038613A2 Bearing unit |
| 09/12/1978 | CA1038207A1 Forming roll for rolling cylindrical metal bodies from cylindrical rod stock, and a method of making the same |
| 08/29/1978 | CA1037421A1 Cross-roll forging machine |
| 06/20/1978 | US4095446 Cross rolling mill |
| 04/18/1978 | US4084419 Method for manufacturing annular metal workpieces |
| 04/18/1978 | US4084303 Forming roll for rolling cylindrical bodies from cylindrical rod stock, and a method of making the same |
| 03/14/1978 | US4078410 Pulley splitting machine |
| 01/31/1978 | US4070892 Arrangement for metal working by rolling |
| 01/03/1978 | US4065948 Roll-forming dies in a cross-rolling machine |
| 12/27/1977 | US4064724 Sheave forming method |
| 11/29/1977 | US4059879 Method for the controlled mechanical working of sintered porous powder metal shapes to effect surface and subsurface densification |
| 09/27/1977 | US4050274 Apparatus for forming grooved wheels |
| 09/27/1977 | US4050273 Cross-roll forging machine |
| 09/20/1977 | US4048828 Process for manufacturing monobloc wheels by die stamping and rotary extrusion |
| 09/13/1977 | US4047414 Bearing race rolling device |
| 09/06/1977 | US4045991 Automatic forge rolling machine |
| 08/09/1977 | US4040281 Pulley splitting machine-control system |
| 07/19/1977 | US4035891 Method of forging and press-forming aluminum wheel |
| 05/03/1977 | US4020665 Device for holding raw material in a cross-rolling machine |
| 05/03/1977 | US4020664 Device for adjusting the phase of roll dies in a cross-rolling machine |
| 04/12/1977 | US4016739 Method of shaping ring blanks |
| 04/12/1977 | US4016738 Traverse wedge forming machine |
| 03/29/1977 | US4014198 Drive mechanism of a pair of forging or stretching rollers |
| 03/29/1977 | US4014197 Ball rounding apparatus |
| 01/18/1977 | US4003232 Method and apparatus for continually forming spherical objects |
| 01/04/1977 | US4000634 Method and apparatus for forming a sheave from a flat disc of metal |
| 12/28/1976 | US3999416 Cold rolling a contour in metal rings |
| 11/23/1976 | US3992929 Split mandrel |
| 11/23/1976 | US3992914 Rolling operations |
| 11/23/1976 | US3992911 Diametral control of rolled annular workpieces by weighing |
| 11/23/1976 | US3992910 Rolling operations |
| 11/09/1976 | US3990287 Ball producing machine |
| 11/02/1976 | US3988914 Isothermal metal forming apparatus |
| 11/02/1976 | US3988913 Isothermal metal forming apparatus |
| 08/03/1976 | US3972359 Vibration resistant fastener |
| 07/06/1976 | US3967486 Toughening roll die work method for metallic material |
| 06/22/1976 | US3964326 One piece stamped pulley |
| 06/01/1976 | US3959863 Manufacture of agricultural discs |
| 05/04/1976 | US3954001 Dies for cross rolling machines |
| 03/16/1976 | US3944782 Isothermal metal forming |
| 03/09/1976 | US3942348 Cutter dies for the cross rolling machine |
| 02/24/1976 | US3939684 Two-roll machine for rolling-out disc-type articles |
| 02/17/1976 | US3938375 Process and apparatus for rolling forming a cylindrical member having a reduced diameter portion at its intermediate portion |