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 8269434 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 18, 2012

Filed:

May. 28, 2009
Applicants:

Brian A. Welchko, Torrance, CA (US);

Jeremy B. Campbell, Torrance, CA (US);

Inventors:

Brian A. Welchko, Torrance, CA (US);

Jeremy B. Campbell, Torrance, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An automotive drive system and methods for making the same are provided. The system includes a three-phase motor and an inverter module. The three-phase motor includes a first set of windings each having a first magnetic polarity; and a second set of windings each having a second magnetic polarity that is opposite the first magnetic polarity. The first set of windings being electrically isolated from the second set of windings. The inverter module includes a first set of phase legs and a second set of phase legs. Each one of the first set of phase legs is coupled to a corresponding phase of the first set of windings, and each one of the second set of phase legs is coupled to a corresponding phase of the second set of windings.


Find Patent Forward Citations

Welchko, Brian. (2012). Electrical system using phase-shifted carrier signals and related operating methods (U.S. Patent No. 8269434). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8269434

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

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