Cable-type secondary battery
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United States of America Patent
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Nov 10, 2015
Grant Date -
Aug 14, 2014
app pub date -
Apr 21, 2014
filing date -
Oct 11, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
Provided is a cable-type secondary battery extending longitudinally including a lithium ion supplying core comprising an electrolyte, an inner electrode support of a hollow structure formed to surround an outer surface of the lithium ion supplying core, an inner electrode formed on a surface of the inner electrode support and including an inner current collector and an inner electrode active material, a separation layer formed to surround an outer surface of the inner electrode to prevent a short circuit between electrodes, and an outer electrode formed to surround an outer surface of the separation layer and including an outer electrode active material layer and an outer current collector.
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