3587617

Information

• Patent Grant
• 3587617

• References
• Source

• Patent Number

  3,587,617

• Date Filed

  Not available

• Date Issued

  Monday, June 28, 1971
  53 years ago

• CPC

  • F15B13/16 - Special measures for feedback
  • F15B9/16 - Systems essentially having two or more interacting servomotors
  • F15B11/02 - Systems ess entially incorporating special features for controlling the speed or actuating force of an output member
  • F15B2211/20538 - constant capacity
  • F15B2211/30525 - Directional control valves
  • F15B2211/3111 - the pump port being closed in the centre position
  • F15B2211/329 - actuated by fluid pressure
  • F15B2211/6051 - having valve means between output member and the load sensing circuit
  • F15B2211/6355 - having valve means
  • F15B2211/67 - Methods for controlling pilot pressure
  • F15B2211/7053 - Double-acting output members
  • F15B2211/76 - Control of force or torque of the output member
  • Y10T137/2409 - With counter-balancing pressure feedback to the modulating device
  • Y10T137/86614 - Electric

• US Classifications

  • 137 - Fluid handling