3412683

Information

• Patent Grant
• 3412683

• References
• Source

• Patent Number

  3,412,683

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1968
  56 years ago

• CPC

  • F15B11/02 - Systems ess entially incorporating special features for controlling the speed or actuating force of an output member
  • F04B49/002 - Hydraulic systems to change the pump delivery
  • F15B2211/20553 - with pilot circuit
  • F15B2211/20576 - with multiple pumps
  • F15B2211/251 - High pressure control
  • F15B2211/255 - Flow control functions
  • F15B2211/30525 - Directional control valves
  • F15B2211/31535 - having multiple pressure sources and a single output member
  • F15B2211/50518 - using pressure relief valves
  • F15B2211/5151 - being connected to a pressure source and a directional control valve
  • F15B2211/55 - for limiting a pressure up to a maximum pressure
  • F15B2211/6051 - having valve means between output member and the load sensing circuit
  • F15B2211/613 - Feeding circuits
  • F15B2211/6355 - having valve means

• US Classifications

  • 417 - Pumps
  • 251 - Valves and valve actuation