2722804

Information

• Patent Grant
• 2722804

• References
• Source

• Patent Number

  2,722,804

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1955
  69 years ago

• CPC

  • F15B11/16 - with two or more servomotors
  • A01B37/00 - Devices for loosening soil compacted by wheels or the like
  • A01B63/1013 - and being located inside the tractor body
  • F15B2211/30505 - Non-return valves
  • F15B2211/3051 - Cross-check valves
  • F15B2211/3116 - the pump port being open in the centre position
  • F15B2211/325 - actuated by an output member of the circuit
  • F15B2211/40523 - with flow dividers
  • F15B2211/41509 - being connected to a pressure source and a directional control valve
  • F15B2211/50518 - using pressure relief valves
  • F15B2211/71 - Multiple output members
  • F15B2211/781 - one or more output members having priority

• US Classifications

  • 060 - Power plants
  • 172 - Earth working