3228731

Information

• Patent Grant
• 3228731

• References
• Source

• Patent Number

  3,228,731

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1966
  59 years ago

• CPC

  • G05D16/0663 - using a spring-loaded membrane with a spring-loaded slideable obturator
  • B60T8/1825 - Means for changing the diaphragm area submitted to pressure
  • F16K31/122 - the fluid acting on a piston
  • Y10T137/2544 - Supply and exhaust type
  • Y10T137/86919 - Sequentially closing and opening alternately seating flow controllers

• US Classifications

  • 303 - Fluid-pressure and analogous brake systems
  • 137 - Fluid handling