3774635

Information

• Patent Grant
• 3774635

• References
• Source

• Patent Number

  3,774,635

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1973
  51 years ago

• CPC

  • F15B11/163 - for sharing the pump output equally amongst users or groups of users
  • F15B13/0417 - Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation valves
  • F15B13/08 - Assemblies of units, each for the control of a single servomotor only
  • F15B2211/20553 - with pilot circuit
  • F15B2211/30535 - the pressure compensating valve is arranged between pressure source and directional control valve
  • F15B2211/3055 - the pressure compensating valve is arranged between directional control valve and return line
  • F15B2211/3111 - the pump port being closed in the centre position
  • F15B2211/50518 - using pressure relief valves
  • F15B2211/50536 - using unloading valves controlling the supply pressure by diverting fluid to the return line
  • F15B2211/5157 - being connected to a pressure source and a return line
  • F15B2211/5159 - being connected to an output member and a return line
  • F15B2211/55 - for limiting a pressure up to a maximum pressure
  • F15B2211/57 - Control of a differential pressure
  • F15B2211/71 - Multiple output members
  • Y10T137/86702 - With internal flow passage
  • Y10T137/87177 - With bypass
  • Y10T137/87845 - For valve having a ball head
  • Y10T137/87885 - Sectional block structure
  • Y10T137/88054 - Direct response normally closed valve limits direction of flow

• US Classifications

  • 137 - Fluid handling