Title:
COIL UNIT, ELECTRIC POWER TRANSMISSION APPARATUS, ELECTRIC POWER RECEPTION APPARATUS, ELECTRIC POWER TRANSFER SYSTEM, AND MOBILE BODY
Document Type and Number:
WIPO Patent Application WO/2024/005200
Kind Code:
A1
Abstract:
A coil unit (5) comprises: a coil (10) including a coil element (10i) that is formed in a spiral shape around a given central axis line C; a magnetic body resin layer (20); a first shield member (30); and a second shield member (40). The coil (10) has a first main surface (10a) and a second main surface (10b) that is a surface on the side opposite to the first main surface (10a). The magnetic body resin layer (20) is in direct contact with the second main surface (10b) of the coil (10). The coil (10), the magnetic body resin layer (20), the first shield member (30), and the second shield member (40) are laminated in the stated order in a direction from the first main surface (10a) toward the second main surface (10b). The first shield member (30) is divided into multiple small shield pieces (30P).
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Inventors:
OKABE MASATO (JP)
Application Number:
PCT/JP2023/024473
Publication Date:
January 04, 2024
Filing Date:
June 30, 2023
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
H01F38/14; H01F27/36; H02J7/00; H02J50/10; H02J50/12; H02J50/70
Domestic Patent References:
| WO2017199361A1 | 2017-11-23 |
Foreign References:
| JP2014027094A | 2014-02-06 | |||
| JP2017108533A | 2017-06-15 | |||
| JP2014116543A | 2014-06-26 | |||
| JP2015142019A | 2015-08-03 | |||
| JP2018037608A | 2018-03-08 | |||
| JPH03280408A | 1991-12-11 | |||
| JP2010041906A | 2010-02-18 |
Attorney, Agent or Firm:
MIYAJIMA Manabu et al. (JP)
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