Bus bar module
AssigneeYazaki Corporation
InventorsYutaro Okazaki, Shinichi Yanagihara
Life of this patent
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Abstract
A bus bar includes a plurality of fastening holes in which a plurality of electrodes of a single cell is fastened with a nut, and a plurality of projections formed between the fastening holes and projecting in a direction away from the single cell. A case includes a bus bar hosing portion in which the bus bar is housed, and a support portion disposed in the projection of the bus bar housed in the bus bar housing portion and abutting against a back surface of the projection to support the bus bar. The support portion has a width smaller than an interval between inner side surfaces of side plate portions of the projection.
Claims3
A bus bar module comprising:
- a case that is assembled to a battery assembly including a plurality of single cells;
- and
- a bus bar that is supported by the case and that is formed of a conductive metal plate electrically connected to an electrode of the single cell of the battery assembly,
- wherein the bus bar includes:
- a plurality of electrical connection portions configured to electrically connect and fix a plurality of the electrodes of the single cells;
- and
- a plurality of projections that are each formed between the electrical connection portions and protrude in a direction away from the single cell,
- wherein the case includes:
- a bus bar housing portion in which the bus bar is housed;
- and
- a support portion that is provided in the projection of the bus bar housed in the bus bar housing portion and abuts against a back surface of the projection to support the bus bar, and
- wherein the support portion has a width smaller than an interval between inner side surfaces of side plate portions of the projection.
The bus bar module according to claim I.
- wherein the support portion is in line contact with the back surface of the projection in a direction orthogonal to an arrangement direction of the electrical connection portions.
Dependencies are inferred from the claim text.