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Battery module with improved cell barrier between unit cells

  • US 7,981,538 B2
  • Filed: 08/08/2006
  • Issued: 07/19/2011
  • Est. Priority Date: 08/10/2005
  • Status: Active Grant
First Claim
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1. A battery module comprising:

  • a plurality of unit cells spaced from one another in a first direction; and

    a plurality of cell barriers, each of the cell barriers being adjacent to a respective unit cell of the plurality of unit cells,wherein a cell barrier of the cell barriers comprises;

    a body member having an opening through which a coolant flows to cool the respective unit cell; and

    a fixing part on at least one edge of the body member, the fixing part comprising a fixing protrusion protruding from the body member in the first direction and a fixing groove in a surface of the body member facing a second direction opposite the first direction, the fixing protrusion being inserted in a corresponding fixing groove of an adjacent cell barrier of the plurality of cell barriers, the respective unit cell being between and contacting the cell barrier and the adjacent cell barrier;

    wherein the fixing protrusion is press-fitted into the corresponding fixing groove of the adjacent cell barrier, wherein the fixing protrusion includes a support leg for seating the respective unit cell, and wherein the body member comprises a plate.

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