3439696

Information

• Patent Grant
• 3439696

• References
• Source

• Patent Number

  3,439,696

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  55 years ago

• CPC

  • G05D16/10 - the sensing element being a piston or plunger
  • F16K11/10 - with two or more closure members not moving as an unit
  • F16K31/363 - the fluid acting on a piston
  • Y10T137/2627 - Outlet valve carried by bypass or relief valve
  • Y10T137/7738 - Pop valves
  • Y10T137/7745 - Annular lip or baffle
  • Y10T137/7925 - Piston-type valves

• US Classifications

  • 137 - Fluid handling