Calsonic Kansei Corporation

Hitoshi Ono

Yoshikazu Takamatsu

Toshiyuki Motohashi

Takayuki Hirase

Productivity of an assembled battery is improved by shortening the takt time for assembly. An assembled battery () includes a battery module group (B) including one or more battery cells () and a cell holder () for holding the one or more battery cells (), and an auxiliary module group (S) including components () and a pedestal () on which the components () are arranged. The battery module group (B) and the auxiliary module group (S) are attached together by the pedestal () being fastened to the cell holder () with bus bars ().

Assembled battery

An assembled battery has improved reliability by facilitating and strengthening adhesive fixation of battery cells to a holder and a case and by accurately positioning electrode terminals. The assembled battery includes a battery cell () having a cap surface () and an opposing can bottom (), a holder () holding the battery cell (), a case () that engages with the holder () and houses the battery cell () together with the holder (), a first adhesive portion () adhering the battery cell () to the holder (), and a second adhesive portion () adhering the battery cell () to the case (). The first adhesive portion () is provided between edges of the cap surface () and corresponding portions of the holder (), and the second adhesive portion () is provided between a substantially central portion of the can bottom () and a corresponding portion of the case ().

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Saitama, Japan

Hitoshi Ono