3423666

Information

• Patent Grant
• 3423666

• References
• Source

• Patent Number

  3,423,666

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1969
  56 years ago

• CPC

  • H02P7/295 - of the kind having a thyristor or the like in series with the power supply and the motor
  • H02M3/135 - using semiconductor devices only
  • Y10S388/905 - Armature and field windings connected in series
  • Y10S388/917 - Thyristor or scr

• US Classifications

  • 363 - Electric power conversion systems
  • 361 - Electricity: electrical systems and devices
  • 388 - Electricity: motor control systems