3814543

Information

• Patent Grant
• 3814543

• References
• Source

• Patent Number

  3,814,543

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1974
  50 years ago

• CPC

  • G05D7/0106 - the sensing element being a flexible member
  • F04B49/022 - by means of pressure
  • F04B49/08 - Regulating by delivery pressure
  • G05D16/0658 - characterised by the form of the obturator
  • Y10T137/7828 - Valve head on yoke
  • Y10T137/86734 - With metering feature

• US Classifications

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