| 摘要 |
<P>PROBLEM TO BE SOLVED: To stably mold a foam roller by providing a small sized and lightweight roller-molding tool showing a stable temperature distribution and a short temperature raising time. <P>SOLUTION: The molding tool for molding the roller composed of a core material and a rubbery material by heating and curing comprises a pipe mold having a roller-shaped cavity and at least two dowels attached to both ends to support the core material, and a molding tool main body having at least one hole with a pipe mold-shaped cross-section through which the pipe mold is inserted. The molding tool can mold multiple rollers by at least two built-in pipe molds in the molding tool main body, wherein the pipe mold is fitted in the hole of the roller molding tool main body to fix. <P>COPYRIGHT: (C)2008,JPO&INPIT |
