Tenter system
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United States of America Patent
Stats
-
Apr 10, 2007
Grant Date -
Jul 15, 2004
app pub date -
Nov 10, 2003
filing date -
Dec 3, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tenter system designed to be used for simultaneously treatment of two base fabrics for felts for paper machines, or similar products, an upper fabric (3) and a lower fabric (4), comprising a pair of tenter frames (6) for the upper fabric and a pair of tenter frames (7) for the lower fabric being adapted to grip respectively the upper and lower fabric along both edges of the fabrics through the heat treatment zone (5), and to maintain specified stretch in the direction transversally to the direction of fabric movement by allowing the two pairs of tenter frames (6, 7) to move in the transversal direction independently of each other, thereby allowing independent change of width of the two fabrics in the transversal direction.
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