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:
May. 03, 2022

Filed:

Apr. 15, 2019
Applicant:

Japan Aviation Electronics Industry, Limited, Tokyo, JP;

Inventors:

Hidehiko Kuroda, Tokyo, JP;

Etsuo Matsumoto, Tokyo, JP;

Shigeru Kobayashi, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 50/10 (2016.01); B60L 53/122 (2019.01); H01F 27/28 (2006.01); G05D 1/00 (2006.01);
U.S. Cl.
CPC ...
H02J 50/10 (2016.02); B60L 53/122 (2019.02); G05D 1/0088 (2013.01); H01F 27/2823 (2013.01);
Abstract

A first disclosure is a coil member wherein a lead wire is wound in oval shape, with an oval-shaped cross section being curved along a major-axis direction of the oval-shaped cross section and having a curvature axis in a direction parallel to a minor-axis direction of the oval-shaped cross section. A second disclosure is a contactless-type power transmission device provided with: a coil member as a first coil; a second coil; and a tilting shaft that makes variable, using the curvature axis as a rotating axis, an inclination between a central axis of the first coil, which is a rotational symmetry axis of the first coil, and a central axis of the second coil.


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