Battery pack
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsTakashi Murata, Masaki Hanada
Life of this patent
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Abstract
A battery pack includes a cell stack including a plurality of battery cells arrayed in one direction, a housing case housing the cell stack, and a heater configured to increase temperature of the battery cells. The heater is arranged on top of a bottom part of the housing case inside the housing case such that the heater is separated from a cell bottom part of the battery cell vertically downwardly, and a space between the bottom part of the housing case and the cell bottom part of the battery cell is a closed space in a section in a direction orthogonal to an array direction of the plurality of battery cells.
Claims4
A battery pack comprising:
- a cell stack including a plurality of battery cells arrayed in one direction;
- a housing case housing the cell stack;
- and
- a heater configured to increase temperature of the battery cells, wherein
- the heater being arranged on top of a bottom part of the housing case inside the housing case such that the heater is separated from a cell bottom part of the battery cell vertically downwardly, and
- a space between the bottom part of the housing case and the cell bottom part of the battery cell being a closed space in a section in a direction orthogonal to an array direction of the plurality of battery cells.
Dependencies are inferred from the claim text.