Pneumatic radial tire having an excellent steering stability
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United States of America Patent
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-
Aug 30, 1988
Issued Date -
N/A
app pub date -
Feb 6, 1987
filing date -
Jul 8, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A radial tire for passenger cars comprising a rubber filler interposed between a turn-up portion of a carcass ply wound around a bead ring from the inside toward the outside thereof and the carcass ply and having a dynamic modulus of elasticity of at least 300 kg/cm.sup.2 and comprising an additional layer closely adhered to said rubber filler and composed of cords having a high modulus of elasticity which is larger than 2.5.times.10.sup.5 kg/cm.sup.2 and inclined at an angle within a range between 45.degree. and 75.degree. with respect to the carcass cord, the additional layer being arranged over a range which is 50% to 75% of the tire sectional height.
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