PNEUMATIC TIRE
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United States of America Patent
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Issued Date -
Aug 28, 2014
app pub date -
Jan 6, 2014
filing date -
Feb 22, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A tire has a tread rubber and a conductive portion. The conductive portion is formed so as to connect the ground surface and a side surface of a side end portion of the tread rubber in a tire meridian circle cross section. The conductive portion having a rubber hardness which is different from the tread rubber, and has a stem portion and a plurality of branch portions. The stem portion heads for an inner side in the tire width direction from the side surface of the side end portion of the tread rubber so as to terminate at an inner portion of the tread rubber. The plurality of branch portions are branched from a plurality of positions of the stem portion so as to head for an outer side in the tire width direction and be exposed to an outer surface of the tire.
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