Thermal processing roller and temperature control apparatus for roller
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United States of America Patent
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Sep 2, 2008
Grant Date -
Nov 17, 2005
app pub date -
Jul 22, 2005
filing date -
Sep 24, 2002
priority date (Note) -
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Abstract
A thermal processing roller includes a heat transfer medium flowing path therein and heats a member to be processed abutting against a surface of the roller or absorbs heat therefrom by heat transfer fluid flowing through the heat transfer medium flowing path, wherein a sealed chamber extending in a longitudinal direction of the roller and in which heat transfer medium of vapor-liquid two phases is sealed is formed within a thick portion of the roller.
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