3272608

Information

• Patent Grant
• 3272608

• References
• Source

• Patent Number

  3,272,608

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1966
  59 years ago

• CPC

  • G05D16/163 - using one or several membranes
  • B64D13/02 - the air being pressurised
  • B64D13/04 - Automatic control of pressure
  • F16K17/18 - opening on surplus pressure on either side
  • G05D16/0641 - the obturator is a membrane
  • B64D2700/62035 - Pressure control valves
  • Y10T137/2012 - Pressure

• US Classifications

  • 454 - Ventilation
  • 137 - Fluid handling