Calender
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 9, 2004
Grant Date -
N/A
app pub date -
Sep 14, 2000
filing date -
Sep 24, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Calender and process of calendering a web in calender. The calender includes a frame, an upper roll, a lower roll, an intermediate roll arrangement that includes an intermediate roll that is fixed in the frame, and a load limiting device coupled to the intermediate roll. The process includes loading the intermediate roll in two directions in a pressing plane direction via the upper and lower rolls, monitoring pressures exerted in the two directions on the intermediate roll in the pressing plane direction, and releasing the load on the intermediate roll when a difference between the pressures exerted in the two directions on the intermediate roll is greater than a predefined amount.
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