3302931

Information

• Patent Grant
• 3302931

• References
• Source

• Patent Number

  3,302,931

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1967
  58 years ago

• CPC

  • B66D1/06 - Safety cranks for preventing unwanted crank rotation and subsequent lowering of the loads
  • B63B21/16 - Using winches
  • B63B2708/00 - Winches Capstans
  • Y10T74/1576 - Holding pawl lifter

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 074 - Machine element or mechanism