Patent ID: 9099729
Filing Date: 2015-08-04
Classification: H01M,Y02E,Y02P,Y10T

Abstract:
1. An assembled battery comprising: a first laminated battery having a plurality of current collectors; a second laminated battery having a plurality of current collectors; and a connecting portion that bundles and connects the plurality of current collectors of the first laminated battery and the plurality of current collectors of the second laminated battery, wherein the plurality of current collectors provided to the first laminated battery and the plurality of current collectors provided to the second laminated battery are laminated and bundled in the connecting portion, a lamination direction of the plurality of current collectors in the connecting portion and a lamination direction of the plurality of current collectors in each laminated battery are intersecting with each other, a current collector of the plurality of current collectors provided to the first laminated battery, the current collector located closer to the second laminated battery is warped toward opposite direction of the second laminated battery at first, then toward the second laminated battery with becoming closer to the connecting portion, and a current collector of the plurality of current collectors provided to the second laminated battery, the current collector located closer to the first laminated battery is warped toward opposite direction of the first laminated battery at first, then toward the first laminated battery with becoming closer to the connecting portion.