发明名称 METHOD FOR MOULDING SINK BOWL AND SINK BOWL MANUFACTURED BY THE METHOD
摘要 PURPOSE: A method of molding a dishpan for a ship is provided to enable the dishpan for a ship to be manufactured simply and easily without complex additional processes. CONSTITUTION: A method of molding a dishpan for a ship comprises next steps. A stainless steel board is cut in a circle shape(S100). In a state the cut stainless steel board is mounted on a multi-stage press mold, the stainless steel board is drawn two times by applying R12 so that fracture does not occur on the corner while satisfying maximum thickness decrease of 10.87%(S110).
申请公布号 KR20110048160(A) 申请公布日期 2011.05.11
申请号 KR20090104849 申请日期 2009.11.02
申请人 发明人
分类号 B21D22/20;B21D53/00;B63B29/22 主分类号 B21D22/20
代理机构 代理人
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