3437011

Information

• Patent Grant
• 3437011

• References
• Source

• Patent Number

  3,437,011

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1969
  55 years ago

• CPC

  • E21D23/006 - provided with essential hydraulic devices
  • E21D23/18 - of advancing mechanisms
  • Y10T137/86919 - Sequentially closing and opening alternately seating flow controllers
  • Y10T137/87225 - Fluid motor

• US Classifications

  • 091 - Motors: expansible chamber type
  • 137 - Fluid handling
  • 405 - Hydraulic and earth engineering