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:
Dec. 09, 2014

Filed:

Apr. 11, 2014
Applicant:

Nidec Corporation, Kyoto, JP;

Inventors:

Masanobu Taki, Kyoto, JP;

Hiroshi Kobayashi, Kyoto, JP;

Tomohiro Yoneda, Kyoto, JP;

Assignee:

Nidec Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 (2006.01); G11B 19/20 (2006.01); H02K 3/38 (2006.01); H02K 15/02 (2006.01);
U.S. Cl.
CPC ...
G11B 19/2009 (2013.01); H02K 3/38 (2013.01); H02K 15/02 (2013.01);
Abstract

A motor includes a base portion including a plurality of base through holes passing there through and a stator arranged on an upper side of the base portion. A plurality of coils of the stator include three coil groups including one or more of the coils defined by a single conducting wire. A joint portion where at least two of three common wires are joined together to define a single common wire is provided on the upper side of the base portion. Each common wire is one end portion of the conducting wire defining a separate one of the three coil groups. Each of the common wire elements and lead wire elements passes through a separate one of the base through holes. Each base through hole includes a circular sealing portion between an inner circumference and an entire circumferential extent of a corresponding one of the wire elements.


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