Title:
電池パック
Document Type and Number:
Japanese Patent JP7303270
Kind Code:
B2
Abstract:
Provided is a battery pack capable of preventing a damage to the insulation layer on the bottom face of each of battery cells and improving the cooling performance for the battery cells as compared with the conventional configuration. A battery pack includes a plurality of battery cells 10, a plurality of cell holders 20, a plurality of plates 30, an insulation layer 40 on the entire bottom face 10b of each battery cell 10, a heat-transfer sheet 50, and a cooler 60 to cool the battery cells 10 via the heat-transfer sheet 50. The lower end 30b of each plate 30 protrudes downward from the lower face 40b of each insulation layer 40. The cell holder 20 has supports that support the side faces of the battery cell 10 and an opening 22 that exposes the entire lower face 40b of the insulation layer 40 to the heat-transfer sheet 50.
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Inventors:
Osamu Kubota
Sadayuki Aoki
Kazunori Kojima
Yoshitaka Watabiki
Akira Irie
Tatsuo Sugawara
Sadayuki Aoki
Kazunori Kojima
Yoshitaka Watabiki
Akira Irie
Tatsuo Sugawara
Application Number:
JP2021161572A
Publication Date:
July 04, 2023
Filing Date:
September 30, 2021
Export Citation:
Assignee:
Vehicle Energy Japan Co., Ltd.
International Classes:
H01M50/262; H01M10/613; H01M10/625; H01M10/647; H01M10/6554; H01M10/6556; H01M50/204; H01M50/209; H01M50/291
Domestic Patent References:
| JP2018060595A |
Foreign References:
| WO2018061894A1 | ||||
| DE102013020861A1 |
Attorney, Agent or Firm:
Polaire Patent Attorneys Corporation