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.

Date of Patent:
Nov. 13, 2018

Filed:

Sep. 20, 2016
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Masafumi Fujita, Yokohama, JP;

Takashi Ueda, Yokohama, JP;

Tadashi Tokumasu, Tokyo, JP;

Kazuma Tsujikawa, Kawasaki, JP;

Masanori Arata, Yokohama, JP;

Assignee:

KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/00 (2006.01); H02K 3/28 (2006.01); H02K 1/16 (2006.01); H02K 3/12 (2006.01);
U.S. Cl.
CPC ...
H02K 3/28 (2013.01); H02K 1/16 (2013.01); H02K 3/12 (2013.01); H02K 2213/03 (2013.01);
Abstract

According to one embodiment, there is provided a 3-phase even-numbered-pole 2-layered armature winding housed in 45 slots per pole provided in a laminated iron core. In each coil piece group of each phase belt, the coil pieces of the second and fifth parallel circuits are placed in the second positions from the pole center among three positions of coil pieces in corresponding coil piece group. In six or four groups out of ten coil piece groups of each phase belt, coil pieces of the first or fourth parallel circuit are placed in the first position from the pole center. In first and second coil piece groups, coil pieces of the first or fourth parallel circuit are placed in different-numbered positions from the pole center.


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