Apparatus for laminating webs
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 21, 1999
Grant Date -
N/A
app pub date -
Nov 4, 1997
filing date -
Mar 4, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A laminating apparatus (20) for laminating a longitudinal web (19) on a transverse web (28) by maintaining transverse fibrous elements (62) in the transverse direction as much as possible, wherein a skew correction device (39) for correcting the skew of the transverse web in contact with both selvage portions (57, 57) of the transverse web, includes first and second rolls (101, 102) arranged on the side of one selvage portion and the other selvage portion of the transverse web, a common roll (108) arranged on the opposite side of the transverse web with respect to the first and second rolls, and a support means (60) for supporting the first roll, second roll and common roll so as to hold one selvage portion (57) of the transverse web (28) by the first or second roll and an end of the common roll. The travelling speed of at least one selvage portion (57) of the transverse web (28) can be changed.
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