The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 1998
Filed:
Mar. 31, 1995
Applicant:
Inventors:
Charles D Syverson, North Mankato, MN (US);
William P Curtiss, Chelsea, MA (US);
Assignee:
Ecoair Corp., New Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K / ; H02K / ; H02H / ;
U.S. Cl.
CPC ...
310114 ; 310156 ; 310181 ; 310261 ; 322 28 ; 322 29 ; 322 46 ;
Abstract
A 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.