Patent ID: 6374886
Filing Date: 2002-04-23
Classification: B60C

Abstract:
A vehicle tire comprising:a tire carcass and side walls; at least one layer of rubber forming a tire tread with a tread surface on top of the carcass; a tread pattern in said rubber layer comprising a plurality of blocks at least in the circumferential direction of the tire and separated by grooves; anti-skid stud holes within at least some of said blocks, said anti-skid stud holes having a total depth within said tread rubber layer and having a generally circular cross-sectional form; lamellar anti-skid studs in said stud holes, said lamellar studs comprising a stem portion and a basal portion, the basal portion being wider than the stem portion and/or separated by a neck portion from the stem portion, the ratio of the total thickness of said lamellar studs to the width of said lamellar studs in the orientation of said tread surface being at maximum one-third; and the diameter of said circular stud holes is substantially smaller than the width of said lamellar studs, wherein the cross-sectional shape of the stud holes differs from the cross-sectional shape of the lamellar studs.