Prismatic battery module with scalable architecture
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United States of America Patent
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Apr 2, 2013
Grant Date -
Aug 2, 2012
app pub date -
Apr 6, 2012
filing date -
Jan 12, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A battery system including: a plurality of subunits each of which has a heatsink and a battery cell and two voltage terminals symmetrically positioned with respect to a centerline of that battery cell, wherein all of the battery cells are arranged so that their voltage terminals are aligned along two rows; a plurality of identical busbar supports equal in number to the plurality of subunits, each having two slots and mounted on a corresponding different one of the subunits with each of the terminals of the battery cell extending up through the two slots; and a plurality of bimetallic busbars, each one supported by a different corresponding subset of the busbar supports and electrically connected directly to either a first or second terminal of each of the battery cells of each of the modules on which those busbar supports are mounted.
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