3837687

Information

• Patent Grant
• 3837687

• References
• Source

• Patent Number

  3,837,687

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1974
  50 years ago

• CPC

  • F16L21/005 - made of elastic material
  • F16L17/035 - the sealing rings having two lips parallel to each other
  • F16L37/0915 - with a separate member for releasing the coupling
  • Y10S279/907 - Washer type jaw or actuator
  • Y10T279/17153 - Spring jaws
  • Y10T279/17914 - Friction grip
  • Y10T403/52 - including distinct packing

• US Classifications

  • 285 - Pipe joints or couplings
  • 277 - Seal for a joint or juncture
  • 279 - Chucks or sockets
  • 403 - Joints and connections