Title:
電池パック
Document Type and Number:
Japanese Patent JP7127504
Kind Code:
B2
Abstract:
To cool bus bars furthermore, in a battery pack where multiple battery stacks are electrically connected by means of the bus bars.SOLUTION: Multiple battery stacks are arranged side-by-side at intervals in a first direction in the horizontal direction, and first and second ducts have first and second main ducts extending in the first direction on both sides in a second direction for the multiple battery stacks, and first and second sub ducts having a sidewall part extending from one of the first and second main ducts toward the other side while approaching a side surface of a corresponding battery stack, and an upper wall part and a lower wall part extending from the upper and lower parts of the sidewall part to the corresponding battery stack side. Multiple bus bars are placed closely to the first main duct or the second duct. Furthermore, on the opposite side of the sidewall parts of the first and second sub ducts to the corresponding battery stack, at least one of an upper rear face rib extending from above the sidewall part and a lower rear face rib extending from below the sidewall part is formed.SELECTED DRAWING: Figure 1
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Inventors:
Toshio Uchiyama
Kazuma Asakura
Yasuyuki Takei
Kazuma Asakura
Yasuyuki Takei
Application Number:
JP2018215008A
Publication Date:
August 30, 2022
Filing Date:
November 15, 2018
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
H01M10/6566; H01M10/613; H01M10/625; H01M10/6553; H01M10/6556; H01M10/6563; H01M50/20
Domestic Patent References:
| JP2009056816A | ||||
| JP2015026569A |
Attorney, Agent or Firm:
Aitec International Patent Office