3673400

Information

• Patent Grant
• 3673400

• References
• Source

• Patent Number

  3,673,400

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1972
  52 years ago

• CPC

  • G01P3/58 - by measuring or comparing amplitudes of generated currents or voltage
  • F16H59/46 - dependent on a comparison between speeds
  • G06G7/161 - with pulse modulation
  • Y10T74/19153 - Condition responsive control
  • Y10T307/812 - Differential speed between two bodies
  • Y10T477/6347 - Control responsive to fluid drive

• US Classifications

  • 702 - Data processing: measuring, calibrating, or testing
  • 073 - Measuring and testing
  • 074 - Machine element or mechanism
  • 188 - Brakes
  • 303 - Fluid-pressure and analogous brake systems
  • 307 - Electrical transmission or interconnection systems
  • 324 - Electricity: measuring and testing
  • 477 - Interrelated power delivery controls, including engine control