发明名称 Exclusive molding method for producing cloth-based parts of loudspeaker
摘要 An exclusive molding method for producing cloth-based parts of loudspeaker is employed to move a resin-dipped and dried cloth roll to pass intermittently through a heating device and a mold set in order, so that the cloth roll is preheated then molded into shape of parts and cut into the desired parts with a heightened working efficiency.
申请公布号 US2007052136(A1) 申请公布日期 2007.03.08
申请号 US20050222354 申请日期 2005.09.08
申请人 OHARA HIROSHI 发明人 OHARA HIROSHI
分类号 D21J3/00 主分类号 D21J3/00
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