3563267

Information

• Patent Grant
• 3563267

• References
• Source

• Patent Number

  3,563,267

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1971
  53 years ago

• CPC

  • F16L37/40 - with a lift valve being opened automatically when the coupling is applied
  • F16K15/18 - with actuating mechanism Combined check valves and actuated valves
  • F16L37/60 - with plug and fixed wall housing
  • Y10T137/6184 - Removable valve with normally disabled supplemental check valve
  • Y10T137/698 - Wall
  • Y10T137/88046 - Biased valve with external operator
  • Y10T137/88062 - Coaxial oppositely directed seats

• US Classifications

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