Monoblock lithium ion battery
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United States of America Patent
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Aug 13, 2013
Grant Date -
Mar 24, 2011
app pub date -
Nov 24, 2010
filing date -
Aug 28, 2008
priority date (Note) -
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Abstract
The present invention describes a monoblock for a plurality of lithium ion cells. The monoblock includes a case having a base and a cover dimensioned and configured to the base. The case includes a chamber that includes cell compartments for lithium cells. Each lithium cell is disposed in a leaf spring that applies compression pressure on the cell. The structural integrity of the battery and cells is maintained using internal and external anti-swelling features including a waffle pattern, backing plates, etc. A liquid and gas pressure management system is also incorporated with the case and realized by a vent plenum, check valves, bladders, bags, etc.
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