发明名称 METHOD FOR PRODUCING COVER FOR WATER COLLECTING AND MOLD THEREFOR
摘要 PROBLEM TO BE SOLVED: To provide a mold for producing a cover for water collecting with which the cover for water collecting having a guide part extended while inclining the outside part on the inner surface of a water flowing hole to inside downward can be produced at a low cost. SOLUTION: In an upper mold 3, a projecting part 23 for forming the inner surface of the water flowing hole 15 and the inside surface of the guide part 19, is formed, and the lower inside surface 25 and the lower outside surface 27 of the projecting part 23, are formed as tapered-state. In a lower mold 5, an inclining surface 43 for forming the tapered lower inside surface 25 of the projecting part 23 and a mold parting plane, is arranged.
申请公布号 JP2002205143(A) 申请公布日期 2002.07.23
申请号 JP20000404908 申请日期 2000.12.31
申请人 ASAHI TEC CORP 发明人 KOJIMA MASA
分类号 E03F5/06;B22C9/22;E03F5/10;(IPC1-7):B22C9/22 主分类号 E03F5/06
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