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. 18, 2004
Filed:
Sep. 08, 2003
Applicant:
Inventors:
Bryan Todd Fisher, Appin, CA;
Stan Simpson, St. Thomas, CA;
Eric Bartlett, London, CA;
Dumitru Plavosin, London, CA;
Assignee:
Siemens VDO Automotive Inc., Mississauga, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 2/126 ;
U.S. Cl.
CPC ...
H02K 2/126 ;
Abstract
An electric motor has an armature including windings . The armature is constructed and arranged to rotate a shaft . The motor includes a commutator and a brush card assembly having brushes to engage the commutator and conduct electrical current to the windings. A permanent magnet structure is disposed about the armature. A frame assembly carries the permanent magnet structure. A coil spring structure , containing iron, is disposed about and contacts the permanent magnet structure to define a flux path of the motor.