3219052

Information

• Patent Grant
• 3219052

• References
• Source

• Patent Number

  3,219,052

• Date Filed

  Not available

• Date Issued

  Tuesday, November 23, 1965
  60 years ago

• CPC

  • F16K17/105 - using choking or throttling means to control the fluid operation of the main valve
  • B64D37/005 - Accessories not provided for in the groups B64D37/02 - B64D37/28
  • B64D2700/62377 - Accessories
  • Y10T137/3421 - Line condition change responsive
  • Y10T137/7764 - Choked or throttled pressure type
  • Y10T137/7782 - With manual or external control for line valve
  • Y10T137/7834 - Valve seat or external sleeve moves to open valve

• US Classifications

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