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レゾネータの中空成形において、分割金型内の所定の位置に導伝管インサートをセットして後、半溶融状態の熱可塑性樹脂シートを２枚垂下させて型締めし、該熱可塑性樹脂シート間に高圧空気を吹き込んで賦形した後、不要部分を除去することを特徴とするレゾネータの製造方法
In hollow molding of a resonator, after setting a conduit insert at a predetermined position in a split mold, two semi-molten thermoplastic resin sheets are suspended and clamped, and the thermoplastic resin sheets are sandwiched between them. Resonator manufacturing method characterized by removing unnecessary portions after blowing high-pressure air and shaping
請求項１における導伝管インサートが射出成形によるものであることを特徴とする請求項１記載のレゾネータの製造方法2. The method of manufacturing a resonator according to claim 1, wherein the conduit insert in claim 1 is formed by injection molding.
JP2006299709A2006-11-032006-11-03Manufacturing process of resonator
PendingJP2007038689A
(en)
Die assembly for blow molding, process for producing hollow molded item of resin with use of the die assembly, and hollow molded item of resin produced by the process