Calender Unit for Producing and/or Processing Thin Films
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United States of America Patent
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Issued Date -
May 29, 2008
app pub date -
Dec 2, 2005
filing date -
Dec 20, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A calender unit for producing and/or processing thin films, includes two rollers that are rotatably supported at two bearing points in a frame, which each include a hollow cylindrical roller body that forms the working roller circumference, the two roller circumferences forming a roller gap between themselves and at least the one roller is arranged so that it is able to be cooled using a heat exchange medium, the roller body of this roller being arranged as a hollow cylinder and the roller including a carrier which protrudes at one end from the roller body and is supported torsionally fixed on the frame as well as in the roller body to allow a rotation of same about the roller axis, the support of the crosshead taking place in the roller body between the two bearing points, as seen in the longitudinal direction, and device(s) being provided for reducing profile errors in the operation of the calender unit.
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