3420493

Information

• Patent Grant
• 3420493

• References
• Source

• Patent Number

  3,420,493

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  56 years ago

• CPC

  • F16K15/18 - with actuating mechanism Combined check valves and actuated valves
  • Y10T137/6191 - Ball check
  • Y10T137/7935 - Head slides on guide-rod concentric with spring

• US Classifications

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