3294426

Information

• Patent Grant
• 3294426

• References
• Source

• Patent Number

  3,294,426

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1966
  58 years ago

• CPC

  • F16L19/041 - the ring being an insert
  • F16L19/045 - consisting of cutting edges on one of the connecting parts which penetrate into the wall of the pipe
  • F16L19/05 - with a rigid pressure ring between the screwed member and the exterior of the flared pipe end

• US Classifications

  • 285 - Pipe joints or couplings