Battery pack and method for manufacturing battery pack
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United States of America Patent
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Feb 15, 2022
Grant Date -
Jan 16, 2020
app pub date -
Sep 27, 2017
filing date -
Mar 7, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
To provide a highly reliable battery pack having excellent manufacturability, a battery pack according to the present invention includes a stack of a plurality of battery cells 100 that each include a positive electrode lead tab and a negative electrode lead tab led out of a laminate film casing in a same direction, a coupling assisting member 300 that assists in electrically connecting adjoining battery cells 100, and a reinforcing member 200 interposed between the stacked battery cells 100. The reinforcing member 200 includes a protrusion 240 protruding in the same direction as that in which the positive electrode lead tabs and the negative electrode lead tabs of the battery cells 100 are led out. The coupling assisting member 300 includes a guide portion 340 that engages with the protrusion 240 and guides the protrusion 240 in combining the coupling assisting member 300 and the reinforcing member 200.
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