3549981

Information

• Patent Grant
• 3549981

• References
• Source

• Patent Number

  3,549,981

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1970
  54 years ago

• CPC

  • H01F29/14 - with variable magnetic bias
  • H02H7/06 - for dynamo-electric generators for synchronous capacitors
  • H02P9/123 - for demagnetising; for reducing effects of remanence
  • H02P9/38 - Self-excitation by current derived from rectification of both output voltage and output current of generator

• US Classifications

  • 322 - Electricity: single generator systems