Steel cords for reinforcement of rubber articles pneumatic tire process for producing steel cord and tubular-type twisting machine therefor

A steel cord comprises a core of three or more filaments bundled without twisting and a sheath of at least one layer comprised of plural filaments wound around the core, wherein all core filaments are arranged in a given rectangle at any section in its longitudinal direction. Such steel cords are us...

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Bibliographische Detailangaben
Hauptverfasser: OBANA NAOHIKO, YOSHIDA CHIHIRO, ONUMA SHUICHI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A steel cord comprises a core of three or more filaments bundled without twisting and a sheath of at least one layer comprised of plural filaments wound around the core, wherein all core filaments are arranged in a given rectangle at any section in its longitudinal direction. Such steel cords are used in a belt of a pneumatic tire. And also, these cords are produced by a tubular-type twisting machine having a specified structure.