Multiple casting apparatus and method
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United States of America Patent
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May 19, 2015
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app pub date -
Aug 20, 2013
filing date -
Mar 29, 2002
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Abstract
Apparatuses and methods of forming battery parts are disclosed herein. In one embodiment, a method of forming a battery part includes receiving a flowable material into a cavity, and reducing a volume of the cavity while a pin extending through at least a portion of the cavity remains at least generally stationary therein. The method further includes sealing the cavity by slidably engaging at least a portion of the pin with a recess in the piston proximate the end face of the piston.
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