| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery device capable of preventing co-rotation of a bolt with a nut or co-rotation of the electrode with the nut in a process of tightening the bolt of the electrode with a nut. SOLUTION: The battery device has a battery module and a holding part adjoined to the battery module. The battery module has an electrode 21 for connecting to a busbar 81. The electrode 21 has a metallic terminal 21 extending from the battery module and a bolt 31 inserted in the metallic terminal 41 and has an enlargement part 35 acting as a safety lock at a rear end. The holding member has a contact part 64 coming in contact with the enlargement part 35 to prevent rotation of the bolt 31. COPYRIGHT: (C)2008,JPO&INPIT
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