Patent ID: 8647763

Claim:
A battery coolant jacket for use with a plurality of cells, comprising: a hollow enclosure configured to permit a liquid coolant to flow through said hollow enclosure, wherein said liquid coolant enters said hollow enclosure via a coolant inlet and exits said hollow enclosure via a coolant outlet, wherein said hollow enclosure further comprises a first jacket member and a second jacket member; a plurality of cell apertures extending completely through said hollow enclosure from a first exterior enclosure surface corresponding to said first jacket member to a second exterior enclosure surface corresponding to said second jacket member, wherein each of said plurality of cell apertures is sized to fit one of said plurality of cells; and a plurality of coolant segregation walls integrated within said hollow enclosure, wherein said plurality of coolant segregation walls extend from a first interior enclosure surface corresponding to said first jacket member to a second interior enclosure surface corresponding to said second jacket member, wherein said plurality of coolant segregation walls divide said plurality of cells into a plurality of cell groups, wherein each cell group is comprised of multiple cells, wherein each of said plurality of coolant segregation walls segregates one of said plurality of cell groups from said plurality of cells, and wherein each of said plurality of coolant segregation walls forms a barrier between said cell group segregated by said coolant segregation wall and said liquid coolant flowing through said hollow enclosure.