BATTERY
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United States of America Patent
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Issued Date -
Aug 27, 2020
app pub date -
Oct 29, 2018
filing date -
Oct 30, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A battery includes a casing, a terminal, an electrode assembly, a collector, and a joint. The terminal is supported by the casing. The electrode assembly is housed in the casing and includes an electrode pair of a sheet form having different polarities from each other and a separator located between the electrode pair, the electrode pair and the separator laminated and wound around an axis. The collector is located at an axial end of the electrode assembly, electrically connected to the terminal, and includes a plurality of collector tabs. The collector tabs are part of one of the electrodes and laminated on each other with no other electrode and the separator placed in-between. The joint joins fringes of the laminated collector tabs.
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