Title:
COIL DEVICE AND POWER CONVERSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/189291
Kind Code:
A1
Abstract:
This coil device (100) is provided with: a core (10) having a first surface (10A) and a second surface (10B) positioned on the opposite side to the first surface (10A); a coil member 20 including a first portion (20A) and a second portion (20B) which are disposed separated from each other in a first direction Y along the first surface (10A); and a support portion (30) making contact with the first surface (10A) and the second surface (10B) and supporting the core (10). The core (10) includes a middle leg portion (13) sandwitched between the first portion (20A) and the second portion (20B) in the first direction (Y). The core (10) is provided with a first slit (15) that is formed as a first recess portion recessed with respect to the first surface (10A) and reaching the middle leg portion (13). The support portion (30) includes a first protrusion portion (41) disposed within the first slit (15) and making contact with the middle leg portion (13).
Inventors:
YAMAMOTO KAZUYA (JP)
FUJII KENTA (JP)
FUKUDA TOMOHITO (JP)
KUMAGAI TAKASHI (JP)
FUJII KENTA (JP)
FUKUDA TOMOHITO (JP)
KUMAGAI TAKASHI (JP)
Application Number:
PCT/JP2020/009253
Publication Date:
September 24, 2020
Filing Date:
March 04, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02M3/28; H01F27/22; H01F27/24; H01F37/00
Foreign References:
| JP2018148058A | 2018-09-20 | |||
| JP2012160616A | 2012-08-23 | |||
| JP2002203726A | 2002-07-19 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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