| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a square sealed battery with improved efficiency of production through widening of a range of welding conditions in welding a drawer tab to a cladding material. Ž<P>SOLUTION: The cladding material 1 for welding the drawer tab 6 is welded to an outside of the bottom face of an aluminum battery can 3, with a gap A between the cladding material 1 and the aluminum battery can 3. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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