发明名称 Pivotable roller frame assembly for a material straightening machine
摘要 A roller frame assembly for a material straightening machine is provided with upper and lower roller frames which are pivotable with respect to one another. Each roller frame has a drive transmission separate from that of the other frame for rotating its associated straightening rollers.
申请公布号 US4177663(A) 申请公布日期 1979.12.11
申请号 US19780875528 申请日期 1978.02.06
申请人 HORST ZERHOCH VORRINCHTUNGS UND MACHINENBAU GMBH 发明人 ZERHOCH, HORST
分类号 B21D1/02;(IPC1-7):B21D1/02 主分类号 B21D1/02
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