3635442

Information

• Patent Grant
• 3635442

• References
• Source

• Patent Number

  3,635,442

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1972
  53 years ago

• CPC

  • F15B11/05 - specially adapted to maintain constant speed
  • B66D1/08 - incorporating fluid motors
  • B66D2700/0133 - Fluid actuated
  • F15B2211/30505 - Non-return valves
  • F15B2211/30565 - having multiple valves for a single output member
  • F15B2211/35 - Directional control combined with flow control
  • F15B2211/353 - Flow control by regulating means in return line
  • F15B2211/7052 - Single-acting output members
  • F15B2211/8633 - Pressure source supply failure
  • F15B2211/8636 - Circuit failure
  • Y10T137/7801 - Balanced valve

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 137 - Fluid handling