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 8555748 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 15, 2013

Filed:

Nov. 03, 2011
Applicants:

Yuki Maekawa, Kariya, JP;

Hiroyuki Nagata, Obu, JP;

Inventors:

Yuki Maekawa, Kariya, JP;

Hiroyuki Nagata, Obu, JP;

Assignee:

Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 3/52 (2006.01); H02K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electric motor and a vehicle drive device having the same are provided. The electric motor includes a core unit having plural core assemblies fixed to a case, an annular bus ring attached to the core unit, plural supporting members attached the plural core assemblies, respectively, an attachment member holding a first sensor and fixed to a portion of a terminal accommodating portion such that the first sensor is soaked in an oil stored in the case, and an attachment member holding a second sensor and fixed to a portion of a terminal accommodating portion such that the second sensor is positioned at a second position for measuring a temperature of the coils between adjacent terminal accommodating portions which are not soaked in the oil.


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Maekawa, Yuki. (2013). Electric motor and vehicle drive device using the same (U.S. Patent No. 8555748). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8555748

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