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:
Jan. 01, 2019

Filed:

Oct. 02, 2017
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Inventor:

Taiga Doi, Toyota, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/02 (2006.01); H01F 27/36 (2006.01); H01F 27/28 (2006.01); H01F 38/14 (2006.01); H02J 7/02 (2016.01); B60L 11/18 (2006.01);
U.S. Cl.
CPC ...
H01F 27/36 (2013.01); H01F 27/02 (2013.01); H01F 27/367 (2013.01); H01F 38/14 (2013.01); B60L 11/182 (2013.01); H02J 7/025 (2013.01);
Abstract

A coil unit includes: a first case; a second case; a ferrite plate; a coil; a shield member; and a seal member. The ferrite plate, the coil and the shield member are arranged inside an accommodation space. The first case includes a first plate portion, a first circumferential wall portion and a first joint face. The second case includes a second plate portion, a second circumferential wall portion, a second joint face, a protruding portion and a through-hole. At least part of a portion at which the first joint face and the second joint face are joined with each other is located closer to the second plate portion than the ferrite plate. An inner periphery of the second case, which defines the through-hole, includes a large-diameter portion and a small-diameter portion respectively provided at both ends. The seal member is arranged inside the large-diameter portion.


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