3793834

Information

• Patent Grant
• 3793834

• References
• Source

• Patent Number

  3,793,834

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1974
  50 years ago

• CPC

  • E21B43/127 - Adaptations of walking-beam pump systems
  • F04B47/02 - the driving mechanisms being situated at ground level
  • F04B47/04 - the driving means incorporating fluid means
  • F15B11/02 - Systems ess entially incorporating special features for controlling the speed or actuating force of an output member
  • F15B2211/20538 - constant capacity
  • F15B2211/212 - the pressure sources being accumulators
  • F15B2211/30505 - Non-return valves
  • F15B2211/30525 - Directional control valves
  • F15B2211/324 - manually
  • F15B2211/625 - Accumulators
  • F15B2211/7725 - with automatic reciprocation
  • Y10S60/905 - Winding and reeling

• US Classifications

  • 060 - Power plants