发明名称 TALA DE CHAPA PARA CORRENTES ARTICULADAS DE ACO
摘要 Links for steel sprocket chains are each formed of a pair of dodecagon shaped broadened portions joined by a web with parallel sides. When cut from a sheet metal plate the boundary edges of the broadened portions and web of one link are in contact with and at least partially congruent to adjacent links.
申请公布号 BR7902088(A) 申请公布日期 1979.11.27
申请号 BR19797902088 申请日期 1979.04.05
申请人 AMSTED SIEMAG KETTE GMBH 发明人 WEHLER H;BALD A;TAUBERT K
分类号 B21D28/06;F16G13/02;F16G13/06;(IPC1-7):B21L11/00 主分类号 B21D28/06
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