发明名称 Sewing-machine needle and process for producing it
摘要 The invention relates to a sewing-machine needle with a basic needle body, a shank and an essentially cylindrical butt, the butt being formed by a hollow butt body surrounding the basic needle body. In order to indicate a further method of accumulating material to form the butt, including the possibility of changing over to an economical production process, the invention proposes that the hollow butt body be a wound part (2) attached onto the basic needle body (K). <IMAGE>
申请公布号 DE3732948(A1) 申请公布日期 1989.04.20
申请号 DE19873732948 申请日期 1987.09.30
申请人 RHEIN-NADEL MASCHINENNADEL GMBH 发明人 PETER PAVEL,KLAUS;LANGE,HORST
分类号 B21G1/04;D05B85/00 主分类号 B21G1/04
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