Tire with shaped tread
AssigneeBridgestone Americas Tire Operations, LLC
InventorsAndrew V. Haidet, Douglas B. Costlow, Robert W. Asper
Life of this patent
Estimating the term…
Abstract
A green tire includes a plurality of sheets of green rubber having a substantially circular shape, with each sheet having a tread region disposed along a circumference. A plurality of objects are sandwiched between adjacent sheets of green rubber in the tread region. Each object is constructed of a material selected from the group consisting of steel, polyester, nylon, carbon fiber, aramid, fiber glass, cotton, hemp, polyurethane and other plastic, other synthetic or natural fibers and other metal materials.
Claims16
A green tire comprising:
- a plurality of sheets of green rubber having a substantially circular shape, each sheet having a thickness in the axial direction between 0.02 mm and 2 mm and a tread region disposed along a circumference;
- and
- a plurality of objects sandwiched between adjacent sheets of green rubber in the tread region, wherein each object is constructed of a material selected from the group consisting of steel, polyester, nylon, carbon fiber, aramid, fiber glass, cotton, hemp, polyurethane and other plastic, other synthetic or natural fibers, and other metal materials.
A green tire comprising:
- a plurality of sheets of green rubber having a substantially circular shape, each sheet having a tread region disposed along a circumference, each sheet of green rubber having a plurality of voids disposed below a surface of the tread region, such that the voids are not visible from any external view of the tire, the sheets of green rubber having a thickness in the axial direction between 0.02 mm and 2 mm;
- and
- a plurality of objects sandwiched between adjacent sheets of green rubber in the tread region.
A green tire comprising:
- a plurality of sheets of green rubber having a substantially circular shape, each sheet having a tread region disposed along a circumference, an upper ring, a lower ring, and a plurality of spoke portions extending from the upper ring to the lower ring, the sheets of green rubber having a thickness in the axial direction between 0.02 mm and 2 mm;
- a plurality of objects sandwiched between adjacent sheets of green rubber in the tread region, at least one of the plurality of objects protruding beyond the tread region of the green tire;
- wherein the at least one of the plurality of objects that protrudes beyond the tread region of the green tire includes at least one of pins and wires.
Dependencies are inferred from the claim text.