3848716

Information

• Patent Grant
• 3848716

• References
• Source

• Patent Number

  3,848,716

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1974
  50 years ago

• CPC

  • B66D3/22 - with variable-speed gearings between driving motor and drum or barrel
  • B66D5/12 - with axial effect
  • F16D2121/12 - for releasing a normally applied brake, the type of actuator being irrelevant or not provided for in groups F16D2121/04 - F16D2121/10
  • Y10T477/86 - Brake engaged when engine energy deactivated, brake disengaged when engine energy is activated

• US Classifications

  • 477 - Interrelated power delivery controls, including engine control
  • 188 - Brakes