SECONDARY BATTERY

To provide a secondary battery with improved drop safety.SOLUTION: A secondary battery includes a flexible exterior member, a battery element housed inside the exterior member, a first wiring member including a facing portion extending from the inside to the outside of the exterior member, and facin...

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Bibliographische Detailangaben
Hauptverfasser: HORIUCHI HIROSHI, KOGURE TAICHI, OGAWA KYOHEI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a secondary battery with improved drop safety.SOLUTION: A secondary battery includes a flexible exterior member, a battery element housed inside the exterior member, a first wiring member including a facing portion extending from the inside to the outside of the exterior member, and facing the battery element, and including a facing surface in which the facing portion faces the battery element, an opposite surface of the opposite side of the facing surface, and a connecting surface connected to the facing surface and the opposite surface, at least one or more second wiring members that are arranged inside the exterior member, and in which one end is connected to the battery element, the other end is connected to the facing portion on the opposite surface, and that include a bent portion bent along the connecting surface and the opposite surface in that order, and a first insulating member provided at least on one or more of the first surface facing the connecting surface of the bent portion or the second surface on the opposite side of the first surface.SELECTED DRAWING: Figure 4 【課題】落下安全性をより向上させた二次電池を提供する。【解決手段】二次電池は、可撓性を有する外装部材と、外装部材の内部に収納される電池素子と、外装部材の内部から外部まで延在し、電池素子に対向する対向部を含み、対向部が電池素子に対向する対向面と対向面の反対側の反対面と対向面および反対面に連結された連結面とを有する第1配線部材と、外装部材の内部に配置され、一端部が電池素子に接続され、他端部が反対面にて対向部に接続され、連結面および反対面の順に沿うように屈曲した屈曲部を含む少なくとも1以上の第2配線部材と、屈曲部の連結面と対向する第1面、又は第1面の反対側の第2面の1つ以上に少なくとも設けられた第1絶縁部材とを備える。【選択図】図4