发明名称 DRAWING DIE, DRAWING METHOD USING DRAWING DIE, AND DRAWN CONTAINER FORMED USING DRAWING DIE
摘要 A drawing die capable of suppressing the occurrence of earings in drawing, a drawing method using the drawing die, and a drawn container which is formed using the drawing die and in which the occurrence of earings is suppressed, wherein friction reducing parts are provided on the portions of the wrinkle preventing surfaces (12) of the drawing die (1) where portions (earings) higher in container height than the other portions occur when a blank is drawn, and a drawn container (40) is formed using the drawing die (1).
申请公布号 WO9948631(A1) 申请公布日期 1999.09.30
申请号 WO1999JP01310 申请日期 1999.03.17
申请人 TOYO KOHAN CO., LTD.;IKEDA, YASUYUKI;SHIMIZU, KEIICHI 发明人 IKEDA, YASUYUKI;SHIMIZU, KEIICHI
分类号 B21D22/22;B21D24/00;(IPC1-7):B21D22/28 主分类号 B21D22/22
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