3581762

Information

• Patent Grant
• 3581762

• References
• Source

• Patent Number

  3,581,762

• Date Filed

  Not available

• Date Issued

  Tuesday, June 1, 1971
  54 years ago

• CPC

  • F16K47/16 - the throttling member being a cone
  • F15B11/0413 - in one direction only, with no control in the reverse direction
  • F15B11/044 - by regulating means in return line
  • F16K15/044 - spring-loaded
  • F16K47/10 - in which the medium in one direction must flow through the throttling channel, and in the other direction may flow through a much wider channel parallel to the throttling channel
  • F15B2211/20538 - constant capacity
  • F15B2211/30525 - Directional control valves
  • F15B2211/40515 - with variable throttles or orifices
  • F15B2211/428 - actuated by fluid pressure
  • F15B2211/455 - Control of flow in the feed line
  • F15B2211/46 - Control of flow in the return lin
  • F15B2211/7053 - Double-acting output members
  • F15B2211/75 - Control of speed of the output member
  • Y10T137/5283 - Units interchangeable between alternate locations
  • Y10T137/87241 - Biased closed
  • Y10T137/87265 - Dividing into parallel flow paths with recombining

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type