2491884

Information

• Patent Grant
• 2491884

• References
• Source

• Patent Number

  2,491,884

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1949
  75 years ago

• CPC

  • F16L19/055 - the pressure ring being rotatably connected to the threaded member
  • F16L19/04 - using additional rigid rings, sealing directly on at least one pipe end, which is flared either before or during the making of the connection

• US Classifications

  • 285 - Pipe joints or couplings