3678356

Information

• Patent Grant
• 3678356

• References
• Source

• Patent Number

  3,678,356

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • H02P7/2855 - whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
  • H03K11/00 - Transforming types of modulations
  • Y10S388/916 - Threshold circuit
  • Y10S388/921 - Timer or time delay means

• US Classifications

  • 388 - Electricity: motor control systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems