Title:
BATTERY PACK AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/176227
Kind Code:
A1
Abstract:
This battery pack comprises: a plurality of cylindrical secondary battery cells disposed to be adjacent to each other in mutually parallel orientations; an intermediate body disposed between the adjacent secondary battery cells; and a pair of side surface bodies which sandwich the plurality of secondary battery cells between a part of the inner surfaces thereof and a part of the surface of the intermediate body, and the respective inner surfaces of which are formed in a curved surface shape according to the exterior shape of the secondary battery cells. A part of the surface of the intermediate body is formed to be a curved region which is curved along the side surfaces of the secondary battery cells.
Inventors:
ARIKAWA HIROSHI
FUKUDA SHINSUKE
FUKUDA SHINSUKE
Application Number:
PCT/JP2023/004567
Publication Date:
September 21, 2023
Filing Date:
February 10, 2023
Export Citation:
Assignee:
PANASONIC ENERGY CO LTD (JP)
International Classes:
H01M50/291; H01M10/613; H01M10/6235; H01M10/625; H01M10/627; H01M10/643; H01M10/658; H01M50/213; H01M50/289
Domestic Patent References:
| WO2021060219A1 | 2021-04-01 | |||
| WO2020129274A1 | 2020-06-25 |
Foreign References:
| JP2013045519A | 2013-03-04 | |||
| JP2014175193A | 2014-09-22 | |||
| JP2019053816A | 2019-04-04 | |||
| JP2014002850A | 2014-01-09 |
Attorney, Agent or Firm:
TOKUDA Yoshiaki et al. (JP)
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