BATTERY PACK
First Claim
1. A battery pack comprising:
- battery stacks each formed of battery cells stacked on one another and bus bars disposed at a first end side of the battery stack for connection between electrode terminals of the battery cells;
a battery pack case housing the battery stacks;
a fan device disposed inside the battery pack case for circulating fluid within the battery pack case; and
a spacer disposed between respective adjacent battery cells to guide the fluid blown from the fan device to flow in a direction from the first end side to a second end side opposite to the first end side along lateral sides of the battery cells, whereineach of the battery cells includes a battery cell case as an outer shell thereof that includes an exposed portion having a predetermined exposed length by which the battery cell case projects from an end at the first end side of the spacer.
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Accused Products
Abstract
A battery pack includes battery stacks each formed of battery cells stacked on one another and bus bars disposed at a first end side of the battery stack for connection between electrode terminals of the battery cells, a battery pack case housing the battery stacks, a fan device disposed inside the battery pack case for circulating fluid within the battery pack case and a spacer disposed between respective adjacent battery cells to guide the fluid to flow in a direction from the first end side to a second end side opposite to the first end side along lateral sides of the battery cells. Each of the battery cells includes a battery cell case as an outer shell thereof that includes an exposed portion having a predetermined exposed length by which the battery cell case projects from an end at the first end side of the spacer.
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Citations
12 Claims
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1. A battery pack comprising:
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battery stacks each formed of battery cells stacked on one another and bus bars disposed at a first end side of the battery stack for connection between electrode terminals of the battery cells; a battery pack case housing the battery stacks; a fan device disposed inside the battery pack case for circulating fluid within the battery pack case; and a spacer disposed between respective adjacent battery cells to guide the fluid blown from the fan device to flow in a direction from the first end side to a second end side opposite to the first end side along lateral sides of the battery cells, wherein each of the battery cells includes a battery cell case as an outer shell thereof that includes an exposed portion having a predetermined exposed length by which the battery cell case projects from an end at the first end side of the spacer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification