3434392

Information

• Patent Grant
• 3434392

• References
• Source

• Patent Number

  3,434,392

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1969
  55 years ago

• CPC

  • F15B11/022 - in which a rapid approach stroke is followed by a slower, high-force working stroke
  • F04B9/1056 - with fluid-actuated inlet or outlet valve
  • F15B11/024 - by means of differential connection of the servomotor lines
  • F15B2211/20584 - Combinations of pumps with high and low capacity
  • F15B2211/20592 - Combinations of pumps for supplying high and low pressure
  • F15B2211/30505 - Non-return valves
  • F15B2211/30525 - Directional control valves
  • F15B2211/3133 - Regenerative position connecting the working ports or connecting the working ports to the pump
  • F15B2211/31576 - having a single pressure source and a single output member
  • F15B2211/31582 - having multiple pressure sources and a single output member
  • F15B2211/327 - electrically or electronically
  • F15B2211/329 - actuated by fluid pressure
  • F15B2211/365 - Directional control combined with flow control and pressure control
  • F15B2211/50518 - using pressure relief valves
  • F15B2211/71 - Multiple output members
  • F15B2211/775 - Combined control

• US Classifications

  • 091 - Motors: expansible chamber type
  • 100 - Presses