3517681

Information

• Patent Grant
• 3517681

• References
• Source

• Patent Number

  3,517,681

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1970
  54 years ago

• CPC

  • G05D16/10 - the sensing element being a piston or plunger
  • F15B21/045 - Viscosity or temperature compensation
  • Y10T137/7801 - Balanced valve
  • Y10T137/7805 - Through external pipe
  • Y10T137/7806 - Modified valve casing

• US Classifications

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