发明名称 Casting core fabricating apparatus
摘要 The apparatus includes a casting core forming die, a mold sand feeder with an opening, a mold sand tank, a suspension device for lifting and for lowering the mold sand tank, supporter and mover for the mold sand tank between a first position where it can be charged with mold sand, and a second position where the mold sand is to be transferred to the casting core forming die, a device for weighing the mold sand tank when it is lowered onto the supporter and mover, and an opener and closer for the opening of the mold sand feeder upon the weighing device emitting a signal.
申请公布号 US5078201(A) 申请公布日期 1992.01.07
申请号 US19890441383 申请日期 1989.11.27
申请人 OSAKA SHELL INDUSTRY CO., LTD. 发明人 NAKAMURA, NOBUHIRO
分类号 B22C5/12 主分类号 B22C5/12
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