ApplicationNo. 414350 filed on 03/31/1995
US Classes:310/114, Plural rotary elements310/156.49, Radial flux path and radially positioned pole shoes310/156.53, Embedded in a core310/156.55, Circumferential flux path and circumferential pole shoes310/181, Combined permanent and electromagnet310/261, Rotor structure322/28, Voltage of generator or circuit supplied322/29, Speed or frequency of generator322/46Combined permanent magnet and wound field structure
ExaminersPrimary: Stephan, Steven L.
Assistant: Wallace, Michael J. Jr.
Attorney, Agent or Firm
Foreign Patent References
International ClassesH02K 016/00
AbstractA hybrid alternator comprising a stator, and a rotor mounted for rotation within the stator and separated therefrom by an air gap, said rotor having a rotor core defining a plurality of magnetic poles, adjacent ones of the magnetic poles having alternating north and south magnetic fields, the plurality of magnetic poles comprising at least one permanent magnetic pole defined by a permanent magnet, and a plurality of electromagnetic poles, each of which is defined by a wound field.
Field of SearchPlural rotary elements
Interfitting or claw tooth rotors
Combined permanent and electromagnet
With assembling, metal casting or machining feature
Voltage of generator or circuit supplied
Speed or frequency of generator
Combined permanent magnet and wound field structure