3807813

Information

• Patent Grant
• 3807813

• References
• Source

• Patent Number

  3,807,813

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1974
  50 years ago

• CPC

  • H01F13/003 - Methods and devices for magnetising permanent magnets
  • F16C32/0425 - for radial load mainly
  • F16C32/0427 - for axial load mainly
  • F16C32/0444 - Details of devices to control the actuation of the electromagnets
  • F16C39/063 - Permanent magnets
  • G01R11/14 - with magnetic relief
  • H01F1/04 - Metals or alloys

• US Classifications

  • 310 - Electrical generator or motor structure