3641876

Information

• Patent Grant
• 3641876

• References
• Source

• Patent Number

  3,641,876

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1972
  53 years ago

• CPC

  • F15B11/0426 - by controlling the number of pumps or parallel valves switched on
  • E02F9/2203 - Arrangements for controlling the attitude of actuators
  • F15B2211/20576 - with multiple pumps
  • F15B2211/2654 - one or more pressure sources having priority
  • F15B2211/30565 - having multiple valves for a single output member
  • F15B2211/31582 - having multiple pressure sources and a single output member
  • F15B2211/324 - manually
  • F15B2211/329 - actuated by fluid pressure
  • F15B2211/355 - Pilot pressure control
  • F15B2211/6355 - having valve means
  • F15B2211/7053 - Double-acting output members
  • F15B2211/71 - Multiple output members

• US Classifications

  • 091 - Motors: expansible chamber type
  • 060 - Power plants