Annular core stranded bead wire and vehicle tire using the same
AssigneesSumitomo (SEI) Steel Wire Corp., Sumitomo Electric Tochigi Co., Ltd.
InventorsHitoshi Wakahara, Kenichi Okamoto
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Abstract
An annular core stranded bead wire having a reduced weight and offering ease in manufacturing and handling and a vehicle tire using such a bead wire are provided. The annular core stranded bead wire 2 has a metal annular core 11 and a sheath layer 13 constituted of a side wire 12 wound in a spiral pattern around the annular core: the side wire 12 is prepared by wrapping a side wire main body 21 made of aramid fiber with a pair of steel wires 22.
Claims9
An annular core stranded bead wire comprising a metal annular core and one or more surrounding sheath layers each constituted of a side wire wound in a spiral pattern around the annular core, wherein the side wire is made of aramid fiber.
Dependencies are inferred from the claim text.