3181561

Information

• Patent Grant
• 3181561

• References
• Source

• Patent Number

  3,181,561

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1965
  59 years ago

• CPC

  • G05D16/10 - the sensing element being a piston or plunger
  • Y10T137/7801 - Balanced valve
  • Y10T137/7806 - Modified valve casing
  • Y10T137/7848 - Permits flow at valve interface

• US Classifications

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