3177895

Information

• Patent Grant
• 3177895

• References
• Source

• Patent Number

  3,177,895

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1965
  59 years ago

• CPC

  • G05D16/0652 - using several membranes without spring
  • G05D16/18 - derived from an external source
  • Y10T137/7852 - End of valve moves inside dashpot chamber
  • Y10T137/7908 - Weight biased

• US Classifications

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