发明名称 ANNULAR METAL CORD, ENDLESS METAL BELT, AND ANNULAR METAL CORD MANUFACTURING METHOD
摘要 An annular metal cord includes an annular core portion formed in an annular shape, and an outer layer portion spirally wound around the annular core portion while running over an annular circumference thereof plural times and covering an outer peripheral surface of the annular core portion. Each of the annular core portion and the outer layer portion are formed by a strand material which is formed by intertwisting a plurality of metal filaments. The annular core portion and the outer layer portion are formed by a continuous strand material.
申请公布号 US2009088278(A1) 申请公布日期 2009.04.02
申请号 US20070160207 申请日期 2007.09.05
申请人 SUMITOMO (SEI) STEEL WIRE CORP.;SUMITOMO ELECTRIC TOCHIGI CO., LTD. 发明人 SASABE HIROSHI;WAKAHARA HITOSHI;SANO YUICHI;OKAMOTO KENICHI
分类号 B21F43/00;B21C37/04;D07B1/06;F16G1/18 主分类号 B21F43/00
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