Pneumatic safety tire with excellent long-running ability after puncture employing rubber having specifically defined properties for sidewall inserts and tread
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United States of America Patent
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-
May 5, 1981
Grant Date -
N/A
app pub date -
Nov 8, 1979
filing date -
Nov 20, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pneumatic safety tire with a pair of annular rubber reinforcements having crescent sectional shape and applied to a tire carcass at tire sidewalls, the rubber of the reinforcements having a JIS hardness of not less than 70, a tensile stress (Mod.sub.25) after an aging test of not less than 10 kg/cm.sup.2, and a repulsive elasticity by Dunlop tripsometer of not less than 65%.
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Cited Art Landscape
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