444676

Information

• Patent Grant
• 444676

• References
• Source

• Patent Number

  444,676

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1891
  134 years ago

• CPC

  • F16L37/252 - the male part having lugs on its periphery penetrating in the corresponding slots provided in the female part
  • F16L37/105 - the rotating sleeve having on its inner surface several axially spaced and circumferentially discontinuous threads which engage with the threads on the male part which are also spaced axially and circumferentially discontinuous

• US Classifications

  • 285 - Pipe joints or couplings