Patent ID: 6293323
Filing Date: 2001-09-25
Classification: B60C,Y10S

Abstract:
A pneumatic tire for off-road use, the pneumatic tire having a tread, a plurality of lugs extending across the tread from a first shoulder to a second shoulder, a plurality of wide grooves separating respective, circumferentially adjacent lugs, the tread being characterized by:the plurality of lugs including at least first and second lugs, the lugs alternating circumferentially between the first lug and the second lug, each first lug having three tread elements, the three first lug tread elements being separated by a first and second narrow groove, each second lug having two tread elements, the second lug tread elements being separated by a third narrow groove and wherein each lug is inclined from the first shoulder to the second shoulder and each narrow groove being angled relative to a centerline of the tread in the range of 15.degree. to 45.degree. and each third narrow groove at least partially crossing the centerline of the tread, the narrow grooves being oriented such that the first narrow groove of a respective first lug aligns with the third narrow groove of a circumferentially adjacent second lug, the respective third narrow groove further aligns with the second narrow groove of a circumferentially adjacent, next first lug.