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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 10886799 B1

PDFFull Text
Date of Patent:
Jan. 05, 2021

Filed:

Apr. 16, 2019

Rotary electric machine

Applicant:

Exedy Corporation, Neyagawa, JP;

Inventors:

Hitoshi Katsura, Neyagawa, JP;

Taichi Kitamura, Neyagawa, JP;

Kimitaka Uemura, Neyagawa, JP;

Assignee:

EXEDY CORPORATION, Neyagawa, JP;

Attorney:

United IP Counselors, LLC

Primary Examiner:

Quyen P Leung

Assistant Examiner:

Alexander A Singh

Int. Cl.
CPC ...
H02K 1/22 (2006.01); H02K 3/52 (2006.01); H02K 1/24 (2006.01); H02K 21/04 (2006.01); H02K 19/24 (2006.01); H02K 15/02 (2006.01);
U.S. Cl.
CPC ...
H02K 1/226 (2013.01); H02K 1/243 (2013.01); H02K 3/528 (2013.01); H02K 15/022 (2013.01); H02K 19/24 (2013.01); H02K 21/044 (2013.01);
Abstract

A rotary electric machine includes a stator, a rotor, and a field coil; the rotor includes a first magnetic pole having a first annular portion and a plurality of claw portions and a second magnetic pole having a second annular portion and a plurality of projection portions; in the rotor, the claw portions and the projection portions are circumferentially alternately positioned, and the first magnetic pole and the second magnetic pole are maintained in a non-contact state by providing a radial gap, a circumferential gap, and an axial gap between the first magnetic pole and the second magnetic pole; and the gap arrangement member has an axial positioning portion that is axially locked with respect to at least one of the first magnetic pole and the second magnetic pole, and axially positions the first magnetic pole and the second magnetic pole.

Find Patent Forward Citations

Katsura, Hitoshi. (2021). Rotary electric machine (U.S. Patent No. 10886799). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10886799

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

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