1412271

Information

• Patent Grant
• 1412271

• References
• Source

• Patent Number

  1,412,271

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1922
  102 years ago

• CPC

  • G05D13/16 - Risers Transmission gear therefor Restoring mechanisms therefor
  • Y10S388/927 - Which varies resistance of motor circuit
  • Y10T137/1171 - With fluid servo-motor

• US Classifications

  • 415 - Rotary kinetic fluid motors or pumps
  • 091 - Motors: expansible chamber type
  • 137 - Fluid handling
  • 188 - Brakes
  • 318 - Electricity: motive power systems
  • 338 - Electrical resistors
  • 388 - Electricity: motor control systems