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| Number | Title | Issue Date |
| 5884542 | Method and apparatus for die jam protection/anticipation and correction A method and apparatus for protecting a die from damage due to material jams in material stamping equipment wherein feed material is stamped in a die and then advanced through the die by action of press feed rolls powered by a press feed roll drive motor.... | 03/23/1999 |
| 5868296 | Electronically controlled high speed press feed capable of being driven in synchronization with a press The present invention provides for a press feed apparatus for use in feeding stock material to a high speed automatic press. The feed roller is driven by a servo motor integral with the shaft of the roller, the feed roller release mechanism is infinitely ... | 02/09/1999 |
| 5808465 | Electronically controlled high speed press feed The present invention provides for a press feed apparatus for use in feeding stock material to a high speed automatic press. The feed roller is driven by a servo motor integral with the shaft of the roller, the feed roller release mechanism is infinitely ... | 09/15/1998 |
| 5755370 | Press feed with infinitely variable stock material engagement spacing A press feed capable of being driven in synchronization with a press. The press feed includes a sensor for sensing a selected phase of a press cycle of the press, structure for engaging stock material adapted to be fed by the press feed to the press, and ... | 05/26/1998 |
| 5720421 | Elecronically controlled high speed press feed A press feed apparatus for use in feeding stock material to a high speed automatic press. The feed roller is driven by a servo motor integral with the shaft of the roller, the feed roller release mechanism is infinitely adjustable, and a feedback system i... | 02/24/1998 |
| 5181642 | Press feed apparatus including a linkage mechanism having a three-link assembly for use in rotating stock material feed rolls A press feed is provided having a simple, low-friction, low-inertia linkage mechanism to positively drive feed rolls or grippers of the press feed with substantially uniform pressure. The linkage mechanism includes a three-link assembly having first and s... | 01/26/1993 |
| 4449658 | Adjustable input shaft for press feed A two part input shaft is drivingly connected to a crankshaft of a punch press for rotation at a predetermined speed. An adjustable cam drive mechanism drivingly connects the input shaft to a driven feed roll. Continuous rotation of the input shaft is con... | 05/22/1984 |
| 4316569 | Oscillating cam feed apparatus for a press An input shaft of a press feed is rotated at a preselected speed and is drivingly connected to a cam that rotates with the input shaft. Continuous rotation of the cam is converted to oscillating rotational movement of a cam follower through a preselected ... | 02/23/1982 |
| 4133216 | Gear support assembly Drive and driven shafts are rotatably supported in a wall portion of a press frame and have free end portions extending into a gear case. A first drive gear is nonrotatably secured to the drive shaft and a second driven gear is nonrotatably secured to the... | 01/09/1979 |
