2997060

Information

• Patent Grant
• 2997060

• References
• Source

• Patent Number

  2,997,060

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1961
  63 years ago

• CPC

  • F04B39/0016 - with valve arranged in the piston
  • F04B39/108 - circular reed valves
  • F16K15/148 - the closure elements being fixed in their centre
  • Y10T137/7559 - Pump type
  • Y10T137/786 - Concentric ports
  • Y10T137/7863 - Stop

• US Classifications

  • 137 - Fluid handling