2280937

Information

• Patent Grant
• 2280937

• References
• Source

• Patent Number

  2,280,937

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1942
  82 years ago

• CPC

  • G05D16/10 - the sensing element being a piston or plunger
  • Y10T137/7738 - Pop valves
  • Y10T137/7907 - Varying effective lever arm
  • Y10T137/7929 - Spring coaxial with valve

• US Classifications

  • 137 - Fluid handling