3267961

Information

• Patent Grant
• 3267961

• References
• Source

• Patent Number

  3,267,961

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1966
  58 years ago

• CPC

  • F15B13/021 - Valves for interconnecting the fluid chambers of an actuator
  • F15B11/024 - by means of differential connection of the servomotor lines
  • F15B21/047 - Preventing foaming, churning or cavitation
  • F15B2011/0243 - the regenerative circuit being activated or deactivated automatically
  • F15B2013/0412 - with three positions
  • F15B2013/0413 - with four or more positions
  • F15B2211/30525 - Directional control valves
  • F15B2211/3058 - having additional valves for interconnecting the fluid chambers of a double-acting actuator
  • F15B2211/3127 - Floating position connecting the working ports and the return line
  • F15B2211/31576 - having a single pressure source and a single output member
  • F15B2211/324 - manually
  • F15B2211/329 - actuated by fluid pressure
  • F15B2211/8609 - the abnormal condition being cavitation
  • Y10T137/2544 - Supply and exhaust type
  • Y10T137/2705 - Pressure differential
  • Y10T137/86702 - With internal flow passage
  • Y10T137/87169 - Supply and exhaust

• US Classifications

  • 137 - Fluid handling
  • 091 - Motors: expansible chamber type