Boltless battery cell connection
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United States of America Patent
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Aug 11, 2015
Grant Date -
Nov 21, 2013
app pub date -
Mar 15, 2013
filing date -
May 21, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A battery pack includes a plurality of battery cells each having positive and negative cell terminals and a carrier mounted over and spanning across the plurality of battery cells. The carrier has trays with openings therethrough exposing the positive and negative cell terminals. A plurality of buss bars are received in corresponding trays. The buss bars each have a positive plate laser welded to the positive cell terminal of a corresponding battery cell through the corresponding opening and a negative plate laser welded to the negative cell terminal of a different battery cell through the corresponding opening. The buss bars may be bimetal buss bars.
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