Method and apparatus for texturing a metal sheet or strip
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United States of America Patent
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Apr 14, 2009
Grant Date -
Jun 17, 2004
app pub date -
Mar 12, 2002
filing date -
Mar 12, 2001
priority date (Note) -
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Abstract
There is provided a method of texturing a metal sheet or strip (8), which method comprises a plurality of sequential texturing passes each of which is performed by passing the sheet or strip (8) between at least one pair of rollers (7), wherein at least one of each pair of rollers (7) has a textured pattern on the surface thereof and the textured patterns are transferred to the sheet or strip (8) during each texturing pass, and wherein the textured surface on the sheet or strip (8) resulting from each pass overlaps with that from the one or more other passes to form a final textured pattern. There is also provided an apparatus for texturing a metal sheet or strip (8).
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