Tire assembly
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United States of America Patent
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N/A
Issued Date -
Sep 16, 2004
app pub date -
Mar 10, 2003
filing date -
Mar 10, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A tire assembly of the present invention is specially for off-road racing motorcycle or bicycle, wherein an inner tube and a sub-inner tube are defined between an outer tire and a wheel rim, the inner tube is inflated at normal pressure while a space between the outer tire and the sub-inner tube is inflated with the pressure applicable to racing purpose, such that, in case of running in low pressure, two annular lips of the outer tire will not fall off the wheel rim while it encounter a great impact, as a result, it prevent the inner tube from being squeezed to leak by the outer tire and the wheel rim and the broken of the cord fabric of the outer tire.
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