Case for Film-Covered Electrical Device and Film-Covered Electrical Device Assemblage

摘要

The cell case ( 10 ) of the present invention includes first cooling channel wall surfaces ( 13 c) and second cooling channel wall surfaces ( 13 d) that form a cooling channel ( 13 A) through which cooling air flows for cooling a film-covered battery ( 1 ); wherein the area of the opening of a portion that is the outlet ( 13 b) of cooling channel ( 13 A) is greater than the area of the opening of the portion that is the inlet ( 13 a) of the cooling channel ( 13 A).