Pneumatic radial tire for a passenger car having ultra fine steel cords for a carcass ply
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United States of America Patent
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Dec 12, 2017
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N/A
app pub date -
Mar 27, 2015
filing date -
Sep 23, 2014
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Abstract
Disclosed is a pneumatic radial tire for a passenger car having ultra fine steel cords for a carcass ply in which adhesive force between a carcass ply layer and a side wall or a rim flange rubber adjacent to a turn up portion on an outside and a stiffness of the rim flange rubber are larger than a bending stiffness of the carcass ply layer so as to improve durability of a bead part while reducing poor air inletting generated at a carcass turn up portion.
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