发明名称 WERKZEUG
摘要 This invention relates to a tool with at least one wear-resistant hard metal part which serves to process production pieces, stones, or the like, wherein the hard metal part is firmly connected with a metallic carrier by solder located in at least one solder aperture. In order to reduce the danger of formation of tension cracks in the hard metal part, the invention provides that at least one predetermined weak point is created in the solder aperture.
申请公布号 PT79259(A) 申请公布日期 1984.10.01
申请号 PT19840079259 申请日期 1984.09.24
申请人 SIKU GMBH METALL- UND KUNSTSOFFWARENFABRIK 发明人 ANTON BUCHER;PETER SIMON;WILHELM KING
分类号 E21B10/00;B23B27/18;B23K31/02;B23P15/28;E21B10/56;E21C35/18;E21C35/183;(IPC1-7):23B/ 主分类号 E21B10/00
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