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US 2026/0302409 A1Published application
Energy storage device
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsTakaaki MATSUI, Taichi KATSUMOTO, Akinori KOKUBO
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Abstract
The battery pack includes: at least one battery cell including a cell case; a battery case that houses the battery cell; and a thermally conductive material having a lower Young's modulus than the cell case and bonded to a bottom plate serving as the bottom of the cell case and a bottom plate serving as the bottom of the battery case. The bottom plate of the cell case has ribs. The thermally conductive material is bonded to the ribs.
Claims7
An energy storage device comprising:
- at least one battery cell including a cell case;
- a battery case that houses the battery cell;
- and
- a thermally conductive material having a lower Young's modulus than the cell case and bonded to a first bottom portion and a second bottom portion, the first bottom portion being a bottom portion of the cell case, and the second bottom portion being a bottom portion of the battery case, wherein:
- the first bottom portion of the cell case includes an uneven portion;
- and
- the thermally conductive material is bonded to the uneven portion.
4 more elements
Dependencies are inferred from the claim text.