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US 2006/0137789 A1Published application
Vehicle tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorToshimichi Shirouzu
Life of this patent
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Abstract
A pneumatic tire comprises a tread portion provided with annular regions each provided with axial grooves each extending from one of the axial edges of the annular region, wherein each axial groove is defined as having a groove width of from 2.0 to 6.0 mm and an axial length of not less than 40% of the axial width of the annular region. The annular regions are different from each other with respect to the number Nj of the axial grooves therein, and the greatest common divisor of the different numbers Nj of the grooved annular regions is in a range of from 10 to 40.
Claims9
A pneumatic tire comprising
- a tread portion provided with at least two annular regions each provided with axial grooves each extending from one of the axial edges of the annular region, wherein.
- each said axial groove is defined as having a groove width of from 2.0 to 6.0 mm and an axial length of not less than 40% of the axial width of the annular region,
- said at least two annular regions are different from each other with respect to the number Nj of the axial grooves therein, and
- the greatest common divisor of the different numbers Nj of said at least two grooved annular regions is in a range of from 10 to 40.
1 more element
Dependencies are inferred from the claim text.