2280309

Information

• Patent Grant
• 2280309

• References
• Source

• Patent Number

  2,280,309

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1942
  82 years ago

• CPC

  • F16K17/164 - and remaining closed after return of the normal pressure
  • Y10T137/7728 - High pressure cut-off
  • Y10T137/7795 - Multi-stage
  • Y10T137/7813 - Plural reactor surfaces
  • Y10T137/86976 - First valve moves second valve
  • Y10T137/86984 - Actuator moves both valves
  • Y10T137/88046 - Biased valve with external operator

• US Classifications

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