2422158

Information

• Patent Grant
• 2422158

• References
• Source

• Patent Number

  2,422,158

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1947
  77 years ago

• CPC

  • F16L27/1008 - comprising a swivel nut or collar engaging the pipe
  • 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
  • 220 - Receptacles