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Title:
ELECTRICITY STORAGE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2019/131481
Kind Code:
A1
Abstract:
This electricity storage element 10 is provided with: a stacked electrode body 400; a container main body 101 which contains the electrode body 400; a cover structure 180 which has a cover 110 that closes the container main body 101; and a side spacer (insulating member) 700 which is arranged around the electrode body 400 within the container main body 101. The side spacer 700 has: a plate-like main body part 701 which faces a second lateral surface 405 of the electrode body 400; and a fitting part (thick part) 702 which is the cover structure 180-side end of the main body part 701, and which is thicker than the other portions of the main body part 701.

Inventors:
OGAWA, Yusuke (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
Application Number:
JP2018/047176
Publication Date:
July 04, 2019
Filing Date:
December 21, 2018
Export Citation:
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Assignee:
GS YUASA INTERNATIONAL LTD. (1 Inobaba-cho, Nishinosho Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
International Classes:
H01M2/18; H01M2/34; H01M10/04; H01G11/78; H01M10/0585
Domestic Patent References:
WO2017047787A12017-03-23
Foreign References:
JP2014120426A2014-06-30
JP2014120427A2014-06-30
JP2017157342A2017-09-07
JP2017157355A2017-09-07
JP2017157352A2017-09-07
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