ELECTRICITY STORAGE DEVICE, PROCESS FOR PRODUCING THE SAME, AND DEVICE FOR PRODUCING THE SAME
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United States of America Patent
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app pub date -
Oct 27, 2015
filing date -
May 1, 2013
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Abstract
An electricity storage device constituted by a stack of a plurality of electricity storage elements superposed on each other and two external electrodes formed on respective opposite side surfaces of the stack, wherein each of the plurality of electricity storage elements has a basic unit obtained by alternately superposing at least one electricity storage film and a plurality of internal electrode films on each other, and two protective films which have an electrical insulation property and which are superposed on respective opposite surfaces of the basic unit as seen in a direction of superposition of the at least one electricity storage film and the plurality of internal electrode films, and the two external electrodes are formed so as to bridge corresponding side surfaces of adjacent ones of the plurality of electricity storage elements.
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