3521519

Information

• Patent Grant
• 3521519

• References
• Source

• Patent Number

  3,521,519

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1970
  54 years ago

• CPC

  • F16B21/10 - by separate parts
  • F16C11/02 - Trunnions Crank-pins
  • F16C11/04 - Pivotal connections
  • F16C11/045 - with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
  • F16C11/10 - Arrangements for locking
  • Y10T29/49856 - Allowing assembled sphere to move in single plane only
  • Y10T74/20582 - Levers

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 029 - Metal working
  • 074 - Machine element or mechanism