3683251

Information

• Patent Grant
• 3683251

• References
• Source

• Patent Number

  3,683,251

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1972
  52 years ago

• CPC

  • H02H7/0833 - for electric motors with control arrangements
  • H02K17/40 - with a rotary ac/dc converter
  • H02M5/45 - using semiconductor devices only

• US Classifications

  • 363 - Electric power conversion systems
  • 318 - Electricity: motive power systems