1967981

Information

• Patent Grant
• 1967981

• References
• Source

• Patent Number

  1,967,981

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1934
  90 years ago

• CPC

  • F16K31/365 - the fluid acting on a diaphragm
  • Y10T137/7783 - Valve closes in responses to reverse flow
  • Y10T137/7796 - Senses inlet pressure
  • Y10T137/7813 - Plural reactor surfaces
  • Y10T137/7831 - With mechanical movement between actuator and valve

• US Classifications

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