发明名称 INSERT MOLDING METHOD
摘要 PROBLEM TO BE SOLVED: To prevent wrinkles from developing at the drawn part of a decorative sheet in its drawn shape during the insert molding of the decorative sheet and synthetic resin. SOLUTION: By forming recessed parts, projected parts or projecting beads at a portion, which corresponds to a drawn portion in the corner portion of a decorative sheet 50, of a mold 14, wrinkles are prevented from developing at the corner portion of the decorative sheet 50 due to the formed uneven indications 71, recessed beads 72 or projected parts.
申请公布号 JPH09131755(A) 申请公布日期 1997.05.20
申请号 JP19950317561 申请日期 1995.11.09
申请人 SONY CORP;DAIICHI KANAGATA KOGYO KK 发明人 KATOU AKITSUGU;KAI MASUMI
分类号 B29C33/12;B29C45/14;B29C45/26;B29K105/20;(IPC1-7):B29C45/14 主分类号 B29C33/12
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