PNEUMATIC TIRE TREAD AND PNEUMATIC TIRE WITH SAID TREAD
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United States of America Patent
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Issued Date -
Aug 27, 2015
app pub date -
Sep 9, 2013
filing date -
Sep 7, 2012
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Abstract
A pneumatic tire tread having a reinforcing part on front surface side walls of a block to improve performance on ice while improving performance on snow, and a pneumatic tire having such a tread, wherein the difference G between a distance Rt measured from the tire axis of rotation to the outermost side of the upper surface of the block and a distance Re measured from the tire axis of rotation to two front surface edges is between 0.2 mm and 2.0 mm in a new article, the distance from the axis of rotation to any point in the region of the block upper surface excluding the front surface edge is greater than Re, and the distance between the portion at the outermost side of the reinforcing part measured in the radial direction and the front surface edge is no greater than 2.0 mm.
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