TIRE TREAD WITH ANGLED RIB GROOVE WALLS
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United States of America Patent
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app pub date -
Oct 9, 2013
filing date -
Jun 5, 2013
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Abstract
A pneumatic tire includes first and second laterally spaced sides, and a tread interposed between the sides. The tread includes a tread surface having at least one groove. The groove includes first and second facing sidewalls separated by a groove bottom surface. A series of serrations or ribs extend over at least a portion of a height of the facing sidewalls. The serrations extend at a non-perpendicular angle relative to the tread surface and the serrations/ribs on the first and second sidewalls of the groove are opposed to each other.
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