2177904

Information

• Patent Grant
• 2177904

• References
• Source

• Patent Number

  2,177,904

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1939
  85 years ago

• CPC

  • F16H61/0262 - the signals being hydraulic
  • F16H2708/20 - the control being hydraulic or pneumatic
  • Y10S74/02 - Miscellaneous control systems
  • Y10T74/19247 - Preselector
  • Y10T74/19284 - Meshing assisters
  • Y10T74/19433 - Fluid operated
  • Y10T477/6931 - Selector-type
  • Y10T477/6933 - with positive shift means

• US Classifications

  • 477 - Interrelated power delivery controls, including engine control
  • 074 - Machine element or mechanism
  • 091 - Motors: expansible chamber type
  • 192 - Clutches and power-stop control
  • 251 - Valves and valve actuation