Web folding apparatus, web folding method, and worn article producing method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 25, 2012
Grant Date -
Jul 1, 2010
app pub date -
Apr 24, 2008
filing date -
May 24, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An apparatus of the present invention includes: a folding section 2 for folding a web W in two so that opposite side edges Wa and Wb of the web W are brought into a predetermined positional relationship with each other by bringing the web W into contact with an abutting member 4; a pair of carrying means 10A and 10B arranged along opposite sides of the web W for carrying the web W in the longitudinal direction X; a plurality of holding means 20 provided in each of the carrying means 10A and 10B wherein the holding means 20 can be displaced in the transverse direction D of the web W; displacement means 30 for displacing the holding means 20 in the transverse direction D upstream of the abutting member 4 so as to correct a positional relationship between the web W and the abutting member 4; detection means 3 for outputting positional information regarding a position of the web W in the transverse direction D; and control means 200 for controlling the displacement means 30 based on the positional information.
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Cited Art Landscape
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