3565117

Information

• Patent Grant
• 3565117

• References
• Source

• Patent Number

  3,565,117

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1971
  53 years ago

• CPC

  • F16L25/0027 - Joints for pipes made of reinforced concrete
  • F16L21/022 - used with sleeves or nipples for pipes of the same diameter, or with reduction pieces
  • F16L27/107 - the ends of the pipe being interconnected by a flexible sleeve
  • F16L47/065 - with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket, the sealing rings being placed previously on the male part
  • F16L49/02 - Joints with a sleeve or socket

• US Classifications

  • 138 - Pipes and tubular conduits
  • 285 - Pipe joints or couplings