Spinning pack heating device and melt spinning apparatus
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United States of America Patent
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Mar 1, 2016
Grant Date -
Apr 3, 2014
app pub date -
Sep 30, 2013
filing date -
Oct 1, 2012
priority date (Note) -
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Abstract
The present invention is one that heats the inside of the spinning pack in a short period of time while keeping temperature of an outer circumferential part of a spinning pack less than a maximum allowable temperature, and provided with: a magnetic path forming member that forms a magnetic path with a spinning pack arrangement space where the spinning pack is arranged to occupy the space and be positioned intermediate respective ends of the magnetic path forming member that border the space; and a magnetic flux generating winding that is provided so as to be wound to surround the spinning pack arrangement space.
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