Multifilament helical seaming element
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United States of America Patent
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-
Jul 16, 1991
Grant Date -
N/A
app pub date -
Feb 14, 1990
filing date -
Feb 14, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A helical coil seam construction for joining the ends of a length of papermakers fabric into a continuous loop is disclosed using a pair of generaly helical coils formed of a multifilament yarn subjected to a stiffening treatment with that stiffened yarn being formed into a helical coil. A first such coil is affixed to a first end of a length of papermakers fabric and a second coil, wound in the direction opposite to the winding of the first coil, is affixed to a second end of the fabric, opposed to the first end. Means are provided for releasably joining the coils with the loops thereof in an interengaged relationship, whereby the ends of the fabric are releasably joined to form a continuous loop of the fabric.
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