Transfer molding method, mold, and molded article
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United States of America Patent
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Jan 30, 2018
Grant Date -
Jun 18, 2015
app pub date -
Dec 5, 2014
filing date -
Dec 18, 2013
priority date (Note) -
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Abstract
There is provided a molding method for efficiently and accurately molding a hollow part of a thermosetting resin with a simple mechanism, a mold, and a molded article. A mold used for molding of a thermosetting resin includes an upper mold, an intermediate mold, and a lower mold which can be stacked with each other. Primary molding for molding segment parts and secondary molding for bonding the segment parts are sequentially performed by placing or retracting the intermediate mold to switch between a runner for primary molding and a runner for secondary molding.
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