3789881

Information

• Patent Grant
• 3789881

• References
• Source

• Patent Number

  3,789,881

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  50 years ago

• CPC

  • F16K41/18 - sealing only when the closure member is in the opened position
  • F16K11/044 - with movable valve members positioned between valve seats
  • Y10T137/86879 - Reciprocating valve unit

• US Classifications

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