Title:
POWER STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/043253
Kind Code:
A1
Abstract:
This power storage device comprises: a power storage element; a spacer adjacent to the power storage element; and a case accommodating the power storage element and the spacer. One of the spacer and the case includes a projection protruding toward the other of the spacer and the case. The other of the spacer and the case includes a recess in which the projection is accommodated. The projection includes a first protrusion protruding on one side in a first direction toward the recess, and a second protrusion which is disposed inside the recess and protrudes from the first protrusion in a second direction transverse to the first direction.
Inventors:
OKUNO YASUNORI (JP)
MAEDA KOKI (JP)
MAEDA KOKI (JP)
Application Number:
PCT/JP2023/030228
Publication Date:
February 29, 2024
Filing Date:
August 23, 2023
Export Citation:
Assignee:
GS YUASA INT LTD (JP)
International Classes:
H01M50/289; H01G11/12; H01G11/78; H01M50/209; H01M50/291
Foreign References:
| JP2009277646A | 2009-11-26 | |||
| JP2003178730A | 2003-06-27 | |||
| US20150287968A1 | 2015-10-08 |
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