3780814

Information

• Patent Grant
• 3780814

• References
• Source

• Patent Number

  3,780,814

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1973
  51 years ago

• CPC

  • B30B15/14 - Control arrangements for mechanically-driven presses
  • B21D28/005 - Adjustment of the punch stroke for compensating wear
  • B30B15/0041 - Control arrangements therefor
  • Y10S83/916 - Nibbling
  • Y10T74/1616 - Cyclical displacement responsive to the alternating-motion
  • Y10T83/87 - By varying length of tool stroke

• US Classifications

  • 173 - Tool driving or impacting
  • 074 - Machine element or mechanism
  • 083 - Cutting