Pneumatic tire
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United States of America Patent
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May 12, 2015
Grant Date -
Mar 8, 2012
app pub date -
Apr 22, 2010
filing date -
Apr 22, 2009
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An object of the present invention is to provide a pneumatic tire of which rolling resistance is reduced without impairing wear resistance. Specifically, the pneumatic tire of the present invention comprises: a tread portion; a pair of side wall portions; a pair of bead portions; a carcass constituted of at least one carcass ply extending in a toroidal shape between bead cores in the respective bead portions; a belt disposed on the outer peripheral side of a crown region of the carcass and formed by at least one inclined belt layer made of cords extending to be inclined with respect to the equatorial plane of the tire; and a tread rubber disposed on the radially outer side of the belt, wherein a ratio of BD/BW satisfies the following formula: (0.062×tire aspect ratio−0.01)
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