发明名称 MACCHINA A PASSAGGI MULTIPLI PER LA TRAFILATURA DI FILI METALLICI
摘要 The present invention concerns a multiple-pass machine for drawing metal wires. The machine is of the type that comprises a series of dies inside which a metal wire is caused to pass, undergoing a gradual reduction in diameter. The machine is characterised by the fact that the dies can each rotate about their axes of symmetry and are connected to means for rotating them during the passage of the wire. <IMAGE>
申请公布号 ITPD910186(D0) 申请公布日期 1991.10.09
申请号 IT1991PD00186 申请日期 1991.10.09
申请人 CARD 发明人 BERTO FRANCESCO
分类号 B21C;(IPC1-7):B21C/ 主分类号 B21C
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