发明名称 METHOD FOR MAKING A BROACHING TOOL
摘要 A broaching tool which has several cutting elements and a holding device to which the cutting elements are fastened is made by the cutting elements being produced by electrical discharge cutting, in particular electrical discharge wire cutting, as a result of which the amount of time and the expenditure involved in production are considerably reduced. In addition, the cutting elements can be made identical in final size and final hardness. …<IMAGE>…
申请公布号 EP0295452(A3) 申请公布日期 1989.05.24
申请号 EP19880108065 申请日期 1988.05.19
申请人 HOFELE, FRANZ 发明人 HOFELE, FRANZ
分类号 B23D43/04;B23H9/00;B23P15/42;(IPC1-7):B23P15/42 主分类号 B23D43/04
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