Title:
BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/243723
Kind Code:
A1
Abstract:
Provided is a battery capable of maintaining a favorable electrical connection. A battery 1 is provided with: a case 10 including a concave container 11, which has a bottom section 111 and a side wall section 112, and a lid member 12 covering the opening of the concave container; a power generation element 20 accommodated in the case 10; a conductive plate 30 which is disposed between the power generation element 20 and the lid member 12 and is accommodated in the case 10; and an elastic insulator 40 which is disposed between the conductive plate 30 and the lid member 12 and is accommodated in the case 10. The conductive plate 30 has a support part 32 for, when accommodated in the case 10, supporting the conductive plate in a position corresponding to the top end surface of the side wall section 112 of the concave container 11. The support part 32 is a protruding part which causes a portion of the conductive plate 30 to protrude toward the upper end face of the side wall section 112 of the concave container 11. The elastic insulator 40, when accommodated in the case 10, presses the conductive plate 30 toward the power generation element 20.
Inventors:
MASUDA SHUMPEI (JP)
YAMAGUCHI KOJI (JP)
AOKI HIROYOSHI (JP)
SHINTANI AYAKO (JP)
KAMIZORI HARUKI (JP)
YAMAGUCHI KOJI (JP)
AOKI HIROYOSHI (JP)
SHINTANI AYAKO (JP)
KAMIZORI HARUKI (JP)
Application Number:
PCT/JP2023/022458
Publication Date:
December 21, 2023
Filing Date:
June 16, 2023
Export Citation:
Assignee:
MAXELL LTD (JP)
International Classes:
H01M50/474; H01M10/0562; H01M10/0585; H01M50/109; H01M50/153; H01M50/486; H01M50/533
Domestic Patent References:
| WO2022113989A1 | 2022-06-02 |
Foreign References:
| JP2018081820A | 2018-05-24 | |||
| US20200295406A1 | 2020-09-17 | |||
| JPS5436726U | 1979-03-10 |
Attorney, Agent or Firm:
UEBA, Hidetoshi et al. (JP)
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