Fuel cell stack compression devices and methods
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United States of America Patent
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Nov 7, 2017
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N/A
app pub date -
May 6, 2014
filing date -
Sep 30, 2009
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Abstract
A spring compression assembly is configured to apply a load to a stack of electrochemical cells. The assembly includes a ceramic leaf spring, a tensioner configured to apply pressure to a first side of the spring and a bottom plate located on a second side of the spring opposite the first side of the spring. The bottom plate is configured to transfer a load from the spring to the stack of electrochemical cells.
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