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:
Apr. 07, 2009
Filed:
Feb. 17, 2004
Applicants:
Gary L. Durham, Stuart, FL (US);
Harold S. Durham, Stuart, FL (US);
Inventors:
Gary L. Durham, Stuart, FL (US);
Harold S. Durham, Stuart, FL (US);
Assignee:
Tri-Seven Research, Inc., Wichita, KS (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric motor having a single field rotor wherein the flux within the rotor is generated by magnetic means located at the end regions of the motor housing such that the flux within the motor rotor maintains a constant polarity.