Insulating device for a variable thermal rim insulation of a roll
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United States of America Patent
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N/A
Issued Date -
Oct 31, 2002
app pub date -
Mar 8, 2002
filing date -
Mar 8, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An insulating device of a roll for thermal and mechanical treatment of a web-shaped product, such as a paper web, provides a variable, thermal rim insulation in a peripheral thermal treatment conduit of the roll. The insulating device is formed in a peripheral thermal treatment conduit of a roll body at at least one end of the roll body and has a shifting insert coupled to a positioner. The insulating device is elongatable in the thermal treatment conduit in the longitudinal direction of the thermal treatment conduit. A roll incorporated the insulating device of the invention also includes a roll body, thermal treatment conduits, and a positioner for the insulating device.
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