3744375

Information

• Patent Grant
• 3744375

• References
• Source

• Patent Number

  3,744,375

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1973
  51 years ago

• CPC

  • F15B1/02 - Installations or systems with accumulators
  • F15B11/036 - by means of servomotors having a plurality of working chambers
  • F15B11/046 - depending on the position of the working member
  • F15B2211/20553 - with pilot circuit
  • F15B2211/30505 - Non-return valves
  • F15B2211/30515 - Load holding valves
  • F15B2211/30525 - Directional control valves
  • F15B2211/329 - actuated by fluid pressure
  • F15B2211/355 - Pilot pressure control
  • F15B2211/50518 - using pressure relief valves
  • F15B2211/50527 - using cross-pressure relief valves
  • F15B2211/5154 - being connected to multiple ports of an output member
  • F15B2211/613 - Feeding circuits
  • F15B2211/615 - Filtering means
  • F15B2211/6336 - representing a state of the output member
  • F15B2211/6355 - having valve means
  • F15B2211/7053 - Double-acting output members
  • F15B2211/7055 - having more than two chambers

• US Classifications

  • 060 - Power plants
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices