2855000

Information

• Patent Grant
• 2855000

• References
• Source

• Patent Number

  2,855,000

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1958
  66 years ago

• CPC

  • F16K3/04 - with pivoted closure members
  • F16K11/0743 - with both the supply and the discharge passages being on one side of the closure plates
  • F16K41/106 - for use with rotating spindles or valves
  • F25B41/046 - of fluid flow reversing valves
  • Y10T137/86726 - Valve with bypass connections
  • Y10T137/86839 - Four port reversing valves
  • Y10T137/86968 - With balancing chamber
  • Y10T137/86976 - First valve moves second valve
  • Y10T137/8704 - First valve actuates second valve

• US Classifications

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