Title:
ELECTRICAL STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/079937
Kind Code:
A1
Abstract:
An electrical storage device (1) is provided with: a plurality of electrical storage elements (11) arrayed in a position such that gas discharge valves (111) are oriented in the same direction; a plurality of busbars (13) electrically connected to the plurality of electrical storage elements (11); and a busbar frame (12) (busbar holding member) which is disposed over the plurality of electrical storage elements (11) and holds the plurality of busbars (13). The busbar frame (12) is provided with: a first holding portion (71) disposed over the plurality of electrical storage elements (11) on one side of the gas discharge valves (111); a second holding portion (72) disposed over the plurality of electrical storage elements (11) on the other side of the gas discharge valves (111); and a linking portion (731) which is disposed between at least a pair of electrical storage elements (11) adjacent to each other among the plurality of electrical storage elements (11), and which links the first holding portion (71) and the second holding portion (72). An upper-end surface (bottom surface (733)) of a part of the linking portion (731) is disposed under or flush with an upper surface (11e) of a container (11a).
Inventors:
HIDAKA TSUYOSHI (JP)
KAWAUCHI TOMOHIRO (JP)
KUSUNOKI TOSHIKI (JP)
KAWAUCHI TOMOHIRO (JP)
KUSUNOKI TOSHIKI (JP)
Application Number:
PCT/JP2020/039730
Publication Date:
April 29, 2021
Filing Date:
October 22, 2020
Export Citation:
Assignee:
GS YUASA INT LTD (JP)
International Classes:
H01G11/12; H01G11/14; H01M50/20; H01M50/30; H01M50/342; H01M50/50
Domestic Patent References:
| WO2017006763A1 | 2017-01-12 | |||
| WO2017006763A1 | 2017-01-12 |
Foreign References:
| JP2017216114A | 2017-12-07 |
Other References:
See also references of EP 4050633A4
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