发明名称 Method and apparatus for reshaping glass sheets
摘要 Method and apparatus for shaping one or more glass sheets by gravity sag bending to a shape including one or more sharp bends by combining overall heating and localized heating using one or more electroconductive heating ribbons and guiding means to locate the ribbons below the shaping surface of a sectionalized mold in positions which do not interfere with loading or unloading of glass sheets on said mold.
申请公布号 US4072493(A) 申请公布日期 1978.02.07
申请号 US19770763259 申请日期 1977.01.27
申请人 PPG INDUSTRIES, INC. 发明人 IMLER, VAUGHN R.
分类号 C03B23/027;(IPC1-7):C03B23/02 主分类号 C03B23/027
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