Current collecting terminal with PTC layer for electrochemical cells
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United States of America Patent
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Dec 29, 2015
Grant Date -
Jul 26, 2012
app pub date -
Jul 22, 2011
filing date -
Jul 22, 2010
priority date (Note) -
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Abstract
An electrochemical cell battery having current collecting terminals acting as security device. The current collecting terminals utilize layers of PTC materials strategically positioned whereby if a temperature of an electrochemical cell rises above the transition temperature of the layer of PTC material, electrical current is prevented to flow between electrochemical cells by the layer of PTC material.
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