Prismatic storage battery or cell with flexible recessed portion
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United States of America Patent
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Feb 2, 2016
Grant Date -
Feb 10, 2011
app pub date -
Jun 14, 2010
filing date -
Jun 16, 2009
priority date (Note) -
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Abstract
A battery includes a cell casing that has recessed portion on a major surface of the casing, the recessed portion being substantially planar and bordering a remainder of the major surface at a ridge portion on each of one or two sides of the recessed portion, whereby the recessed portion, the ridge portions, and the remainder of the major surface cooperate under an increase of gauge pressure to cause a plane defined by a boundary between the ridge portions and the remainder of the major surface to move.
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