2206696

Information

• Patent Grant
• 2206696

• References
• Source

• Patent Number

  2,206,696

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1940
  84 years ago

• CPC

  • H01F7/02 - Permanent magnets [PM]
  • H02P25/186 - whereby the speed is regulated by using a periodic interrupter

• US Classifications

  • 073 - Measuring and testing
  • 200 - Electricity: circuit makers and breakers
  • 310 - Electrical generator or motor structure
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 388 - Electricity: motor control systems