发明名称 Method for manufactuing a chair seat
摘要 A method for manufacturing a chair seat, wherein borders of the chair seat is injection molded by two steps, comprises following steps: a. preparing net cloth, inner border injecting mold, outer border injecting mold, plastic and gun screw; b. injecting inner border: warming up inner border injecting mold, simultaneously heating up the plastic, and injecting the plastic into the inner border injecting mold when its temperature reaches the injecting temperature; c. installing the net cloth: cutting out the net cloth according to the size of the inner border, impacting the edge of the net cloth into the inner border by the gun screw by hand, and then cutting redundant net cloth; d. injecting outer border: inserting the inner border with impacted net cloth into the outer border injecting mold, and injecting the plastic into the outer border injecting mold when its temperature reaches the injecting temperature.
申请公布号 US7765663(B2) 申请公布日期 2010.08.03
申请号 US20080061666 申请日期 2008.04.03
申请人 LIU ZHIQING 发明人 LIU ZHIQING
分类号 B68G7/00 主分类号 B68G7/00
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