摘要 |
A battery case comprises a tray member (20), a cover member (22), a first holding member (24) of a metal arranged to contact a tray flange (32) with its outer circumferential edge portion projecting outward from the tray flange by a predetermined length, a second holding member (26) of a metal arranged to contact a cover flange (36) with its outer circumferential edge portion projecting outward from the cover flange by a predetermined length, and a fastening means (28, 29) fastening the first and second holding members together at a predetermined location outwardly away from the tray and cover flanges.
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