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:
Jul. 20, 2010

Filed:

Jul. 05, 2007
Applicants:

Sadahisa Onimaru, Chiryu, JP;

Hirofumi Kinjou, Obu, JP;

Katsuhiko Oka, Kariya, JP;

Daisuke Miyata, Okazaki, JP;

Inventors:

Sadahisa Onimaru, Chiryu, JP;

Hirofumi Kinjou, Obu, JP;

Katsuhiko Oka, Kariya, JP;

Daisuke Miyata, Okazaki, JP;

Assignees:

Nippon Soken, Inc., Nishio, JP;

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 23/26 (2006.01); H02K 3/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electromagnetic device includes a plurality of coils formed by winding conductors. At least some of the conductors are constructed by stacking conductor constructional elements so that an eddy current generated by a leakage flux linked to the conductor is divided. An outer insulating member is disposed on an outer circumferential surface of the conductor stack for electrically insulating the conductor stack from another member. An inner insulating member whose thickness is smaller than a thickness of the outer insulating member is disposed between the conductor constructional elements adjoining to each other in the same conductor stack.


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