2990852

Information

• Patent Grant
• 2990852

• References
• Source

• Patent Number

  2,990,852

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1961
  63 years ago

• CPC

  • G05D16/0666 - characterised by the form of the obturator
  • F16K31/365 - the fluid acting on a diaphragm
  • G05D16/065 - characterised by the form of the obturator
  • G05D16/163 - using one or several membranes
  • Y10T137/6984 - Recessed gas outlet box
  • Y10T137/701 - Combined with actuator
  • Y10T137/86919 - Sequentially closing and opening alternately seating flow controllers
  • Y10T137/87225 - Fluid motor

• US Classifications

  • 137 - Fluid handling