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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 12785472 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

Feb. 25, 2022

Rotor, rotary electrical machine, electric compressor, and method for producing rotor

Applicant:

Mitsubishi Heavy Industries Engine & Turbocharger, Ltd., Sagamihara, JP;

Inventors:

Naomichi Shibata, Kanagawa, JP;

Eigo Kato, Tokyo, JP;

Wataru Yamada, Tokyo, JP;

Hiroaki Yoshizawa, Kanagawa, JP;

Makoto Ogawa, Kanagawa, JP;

Takaaki Yoshizawa, Kanagawa, JP;

Yuki Yakuwa, Kanagawa, JP;

Katsuyuki Osako, Kanagawa, JP;

Assignee:

MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD., Sagamihara, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Rashad H Johnson

Int. Cl.
CPC ...
H02K 1/27 (2022.01); H02K 1/2753 (2022.01); H02K 7/00 (2006.01); H02K 15/035 (2025.01); H02K 15/40 (2025.01);
U.S. Cl.
CPC ...
H02K 1/2753 (2013.01); H02K 7/003 (2013.01); H02K 15/035 (2025.01); H02K 15/40 (2025.01);
Abstract

In a rotating body, a rotating electric machine, an electric compressor, and a method of manufacturing a rotating body, a rotary shaft having a pair of flange portions provided at an interval in an axial direction, an iron core made of a magnet that has a cylindrical shape, is divided into a plurality of pieces in a circumferential direction, and is disposed between the pair of flange portions on an outer side of the rotary shaft in a radial direction, and a holding sleeve that has a cylindrical shape, is disposed on an outer side of the iron core, and has one end portion and the other end portion in the axial direction fixed to outer peripheral portions of the pair of flange portions are provided.

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Shibata, Naomichi. (2026). Rotor, rotary electrical machine, electric compressor, and method for producing rotor (U.S. Patent No. 12785472). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785472

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

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