Cooling duct assembly for control element drive mechanism
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United States of America Patent
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Feb 28, 2017
Grant Date -
Jan 15, 2015
app pub date -
Jul 2, 2014
filing date -
Jul 2, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The cooling duct assembly for a control element drive mechanism (CEDM) includes a skirt that is combined on a circumference of a reactor head and has first air channels in an inner side thereof; a lower duct that is combined with an upper side of the skirt, has second air channels that are connected to the first air channels, and is disposed to surround a circumference of the CEDM; and an upper duct, an edge of which is combined with the cooling air handling device, and other edge of which is detachably combined with the lower duct, wherein air that cools the CEDM is discharged to the outside after sequentially passing the first air channels, the second air channels, the upper duct, and the cooling air handling device, and the upper duct separated from the lower duct is lifted together with the cooling air handling device.
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