2977982

Information

• Patent Grant
• 2977982

• References
• Source

• Patent Number

  2,977,982

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • F16K31/363 - the fluid acting on a piston
  • Y10T137/2688 - Flow rate responsive
  • Y10T137/2695 - Responsive to outlet pressure
  • Y10T137/7835 - Valve seating in direction of flow

• US Classifications

  • 137 - Fluid handling