3022797

Information

• Patent Grant
• 3022797

• References
• Source

• Patent Number

  3,022,797

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1962
  64 years ago

• CPC

  • F16K1/44 - Details of seats or valve members of double-seat valves
  • Y10T137/6174 - Valve heads
  • Y10T137/6184 - Removable valve with normally disabled supplemental check valve
  • Y10T137/7613 - Threaded into valve casing
  • Y10T137/86944 - One valve seats against other valve [e.g., concentric valves]
  • Y10T137/87378 - Second valve assembly carried by first valve head

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation