APPARATUS FOR AND METHOD OF MANUFACTURING A HELICALLY WOUND TUBULAR STRUCTURE
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United States of America Patent
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Issued Date -
Feb 23, 2012
app pub date -
Jan 14, 2010
filing date -
Jan 16, 2009
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Abandoned
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Abstract
and the radial position of the inner rollers increases as strip material is consumed from an inner diameter, thereby to maintain support of the strip supply regardless of the amount that has been consumed.
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