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Cushion construction including snubber

  • US 4,796,460 A
  • Filed: 05/29/1987
  • Issued: 01/10/1989
  • Est. Priority Date: 09/26/1986
  • Status: Expired due to Term
First Claim
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1. A die cushion construction for use in a press, said cushion construction having a fixed plate connected to a base of the press, a resilient actuator having one end sealingly connected to the fixed plate, said actuator having an opposite end sealingly connected to a movable plate, said movable plate connected to a portion of a die in the press, the improvement comprising;

  • a resilient snubbr actuator having one end fixed relative to the fixed plate, said snubber actuator having an opposite movable end connected to the movable plate for affecting the rate of movement of the movable plate, a plurality of rods connecting the movable plate with the movable end of the snubber actuator, and means for allowing fluid to flow into the snubber actuator when the movable plate of the cushion moves toward the snubber actuator.

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