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.:

US 7276831 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 02, 2007

Filed:

Dec. 10, 2002
Applicants:

Gary L. Durham, Stuart, FL (US);

Harold Stephen Durham, Wichita, KS (US);

Inventors:

Gary L. Durham, Stuart, FL (US);

Harold Stephen Durham, Wichita, KS (US);

Assignee:

Tri-Seven Research, Inc., Stuart, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electric motor having a plurality of rotor and stator poles, the poles of one element being alternately polarized and neutralized due to the use of direct current and alternating current windings on each pole. The poles of like current are connected in series, and the direct current poles are energized in synchronization with the alternating current poles.


Find Patent Forward Citations

Durham, Gary. (2007). Split-pole field-match motor (U.S. Patent No. 7276831). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7276831

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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