3457947

Information

• Patent Grant
• 3457947

• References
• Source

• Patent Number

  3,457,947

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1969
  55 years ago

• CPC

  • E03D9/14 - Noise-reducing means combined with flushing valves
  • Y10T137/7387 - Over center mechanism
  • Y10T137/7407 - With counter-balance
  • Y10T137/7442 - With valve retarder or cushion means
  • Y10T137/7472 - Vertical inlet riser
  • Y10T137/7494 - Flexible valve
  • Y10T137/86372 - Inlet internally extending

• US Classifications

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