Roof material for motor vehicles
AssigneeGebr. Happich GmbH
InventorsJohannes Cramer, Erwin Winterberg, Hans Nockemann
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Abstract
A roof material for motor vehicles includes an upper fabric, a lower fabric and a rubber layer arranged between them. The upper fabric includes polyacrylonitrile warp and filling threads. The warp threads are endless filaments (multifilaments). The upper fabric has a protective, polymeric coating on its top side. The rubber layer includes two rubber layers with an intermediate layer of high-strength material.
Claims17
A roof material for a motor vehicle, comprising an upper fabric, a lower fabric and a rubber layer disposed therebetween, said upper fabric being comprised of polyacrylonitrile warp threads and polyacrylonitrile filling threads wherein at least the polyacrylonitrile warp threads are endless threads, said rubber layer being comprised of at least two rubber sublayers and an intermediate layer disposed between said sublayers.
Dependencies are inferred from the claim text.