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Patent Searching and Data


Title:
FILM CAPACITOR, CONNECTION-TYPE CAPACITOR, AND INVERTER AND ELECTRIC VEHICLE IN WHICH SAID CAPACITORS ARE USED
Document Type and Number:
WIPO Patent Application WO/2019/082929
Kind Code:
A1
Abstract:
Provided is a film capacitor equipped with: a body 3 provided with at least a first metalized film having a first metal film 2a on a first surface of a first dielectric film 1a, and a second metalized film 5b having a second metal film 2b on a second surface of a second dielectric film 1b; and a pair of external electrodes 4a, 4b. The first dielectric film 1a and the second dielectric film 2b are disposed between the first metal film 2a and the second metal film 2b. The external electrodes 4a, 4b are respectively disposed on a pair of body end parts 3a, 3b in a first direction of the body 3, and are electrically connected to the first metal film 2a and the second metal film 2b. At least one of the first and second metal films 2a, 2b electrically connected to the external electrodes 4a, 4b has a first region 2e having a film thickness of 20 nm or greater, the first region 2e being near the body end parts 3a, 3b electrically connected to the external electrodes 4a, 4b, and a first groove 8 that contacts the body end part 3a or 3b and extends in the first direction is provided to the first region 2e.

Inventors:
KIKUCHI,Naoki (6 Takeda Tobadono-cho, Fushimi-ku, Kyoto-sh, Kyoto 01, 〒6128501, JP)
Application Number:
JP2018/039498
Publication Date:
May 02, 2019
Filing Date:
October 24, 2018
Export Citation:
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Assignee:
KYOCERA CORPORATION (6 Takeda Tobadono-cho, Fushimi-ku Kyoto-sh, Kyoto 01, 〒6128501, JP)
International Classes:
H01G4/32; H01G2/02; H01G4/38; H02M7/48
Foreign References:
JP2013219094A2013-10-24
JP2015177172A2015-10-05
JP2008270331A2008-11-06
JPS622513A1987-01-08
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