2492628

Information

• Patent Grant
• 2492628

• References
• Source

• Patent Number

  2,492,628

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1949
  75 years ago

• CPC

  • F16K31/0655 - Lift valves
  • F15B11/006 - Hydraulic "Wheatstone bridge" circuits
  • F15B13/0405 - for seat valves
  • F15B13/044 - operated by electrically-controlled means
  • F15B2211/30505 - Non-return valves
  • F15B2211/30575 - in a Wheatstone Bridge arrangement (also half bridges)
  • F15B2211/31511 - having a single pressure source
  • F15B2211/31576 - having a single pressure source and a single output member
  • F15B2211/327 - electrically or electronically
  • F15B2211/45 - Control of bleed-off flow
  • F15B2211/625 - Accumulators
  • F15B2211/7053 - Double-acting output members
  • Y10T137/87217 - Motor

• US Classifications

  • 137 - Fluid handling