1378406

Information

• Patent Grant
• 1378406

• References
• Source

• Patent Number

  1,378,406

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1921
  103 years ago

• CPC

  • B60L3/00 - Electric devices on electrically-propelled vehicles for safety purposes Monitoring operating variables
  • Y10T477/37 - Brake actuation opens switch to engine
  • Y10T477/377 - Fluid actuated brake

• US Classifications

  • 303 - Fluid-pressure and analogous brake systems
  • 477 - Interrelated power delivery controls, including engine control