Energy absorbing element for wall openings and methods of use therefor
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United States of America Patent
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Jul 3, 2012
Grant Date -
Feb 12, 2009
app pub date -
Feb 7, 2007
filing date -
Mar 13, 2006
priority date (Note) -
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Abstract
An energy absorber for use in an opening of a wall of a building, the opening defined by a perimeter surface, the wall supporting a closure substantially filling the opening, the closure having respective edges which are substantially parallel to the perimeter surface of the opening. The energy absorber having a planar wall connecting portion, a planar closure connecting portion and a plastically deformable deforming surface therebetween. The connecting portions being substantially parallel to one another and, the deforming surface adapted to absorb, by plastic deformation, a force applied to the closure.
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