Weeping hose
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United States of America Patent
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-
Jan 12, 1999
Issued Date -
N/A
app pub date -
Jul 29, 1997
filing date -
Jan 19, 1993
priority date (Note) -
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status (Latency Note)
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Abstract
A method of manufacture of an interior coated weeping hose comprised of a warp yarn and filler yarn and having an interior coating comprising the steps of fastening a number of yarns longitudinally to the interior of said hose, applying a coating to the interior of said hose, pulling said hose, longitudinally disposed interior yarns and coating over mandrel to force the coating onto the interior surface of said hose other than the interior surface beneath the longitudinally disposed interior yarns, and removing the longitudinally disposed interior yarns from the interior of the hose.
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