| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem of having inconvenience in which a display part disappears due to wear at using, in case of providing a display part such as letters or codes in a label wound battery pack, the display part is required to be directly fitted on a surface of a label or a battery body of the label wound battery pack but without protecting it. SOLUTION: The label wound battery pack 1(a) is provided with a band-like label 2(a) wound at least one or more rounds around a battery body 5, the label 2(a) has a structure equipped with at least a part to be a transparent region 8(a) and the other part to be a non-transparent region 9. When the transparent region 8(a) is viewed, a display part 7 with free visibility is formed through the transparent region 8(a). COPYRIGHT: (C)2010,JPO&INPIT
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