2518782

Information

• Patent Grant
• 2518782

• References
• Source

• Patent Number

  2,518,782

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1950
  74 years ago

• CPC

  • B23D25/02 - Flying shearing machines
  • F15B11/022 - in which a rapid approach stroke is followed by a slower, high-force working stroke
  • F15B11/17 - using two or more pumps
  • F15B2211/20576 - with multiple pumps
  • F15B2211/30505 - Non-return valves
  • F15B2211/30525 - Directional control valves
  • F15B2211/3116 - the pump port being open in the centre position
  • F15B2211/31582 - having multiple pressure sources and a single output member
  • F15B2211/324 - manually
  • F15B2211/50518 - using pressure relief valves
  • F15B2211/50527 - using cross-pressure relief valves
  • F15B2211/50536 - using unloading valves controlling the supply pressure by diverting fluid to the return line
  • F15B2211/50581 - using counterbalance valves
  • F15B2211/5151 - being connected to a pressure source and a directional control valve
  • F15B2211/5152 - being connected to multiple pressure sources
  • F15B2211/5153 - being connected to an output member and a directional control valve
  • F15B2211/528 - actuated by fluid pressure
  • F15B2211/55 - for limiting a pressure up to a maximum pressure
  • F15B2211/565 - Control of a downstream pressure
  • F15B2211/775 - Combined control

• US Classifications

  • 060 - Power plants