PROTECTIVE HELMETS HAVING ENERGY ABSORBING LINERS
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United States of America Patent
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app pub date -
Nov 11, 2015
filing date -
Nov 11, 2014
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Abstract
In one embodiment, a protective helmet includes an outer shell and an inner liner provided within the outer shell, the liner comprising an energy absorber including a first layer, an opposed second layer, and a plurality of energy absorbing columns provided between the layers, wherein the columns include relatively long columns that are attached to both the first and second layers and relatively short columns that are attached to only one of the first and second layers.
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