3649894

Information

• Patent Grant
• 3649894

• References
• Source

• Patent Number

  3,649,894

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  53 years ago

• CPC

  • H02P25/04 - Single phase motors
  • H02P3/20 - by reversal of phase sequence of connections to the motor
  • H02P23/10 - Controlling by adding a dc current

• US Classifications

  • 318 - Electricity: motive power systems