2804086

Information

• Patent Grant
• 2804086

• References
• Source

• Patent Number

  2,804,086

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1957
  67 years ago

• CPC

  • F16K15/025 - the valve being loaded by a helicoidal spring
  • F04B53/103 - Flat-annular type disc valves
  • Y10T137/6167 - Opposite duplicate surfaces of unitary structure
  • Y10T137/7559 - Pump type
  • Y10T137/7668 - Retained by bonnet or closure
  • Y10T137/7865 - Guide
  • Y10T137/7935 - Head slides on guide-rod concentric with spring

• US Classifications

  • 137 - Fluid handling