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 8138644 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 20, 2012

Filed:

Jul. 28, 2008
Applicants:

Nakaba Kataoka, Kyoto, JP;

Motofumi Otsuji, Kyoto, JP;

Yoshiaki Yamashita, Kyoto, JP;

Inventors:

Nakaba Kataoka, Kyoto, JP;

Motofumi Otsuji, Kyoto, JP;

Yoshiaki Yamashita, Kyoto, JP;

Assignee:

Nidec Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A motor includes a plurality of bus wires of a common phase which are put together before being guided in a common passage to minimize the space arranged to guide the bus wires. Also, the bus wires of a common phase are easily insulated from those of different phases, and an axial height of the motor is reduced. Further, a radial width necessary to guide the bus wires is reduced, and an axial height of the motor including a sensor portion which detects a rotary position of the motor is reduced. Also, the bus wires are easily extended from the armature, and an amount of work required to connect the bus wires and the terminals is reduced. Furthermore, the connection terminal portion does not interfere with the bus wires when they are being guided.


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Kataoka, Nakaba. (2012). Motor (U.S. Patent No. 8138644). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8138644

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