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US 11,077,721 B2Granted
Tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorsKoichi Nakajima, Toshiaki Suzuki
Life of this patent
Estimating the term…
Abstract
A mark indicating portion provided on a sidewall portion includes a reference surface provided on a surface of the sidewall portion and marks formed on the reference surface. A surface of each mark is inclined with respect to the reference surface in a direction in which a height thereof increases from one side to the other side in a tyre radial direction.
Claims20
A tire comprising:
- a sidewall portion provided with a mark indicating portion having one or more marks, wherein
- the mark indicating portion comprises
- a reference surface provided on a surface of the sidewall portion and the one or more marks are formed on the reference surface, and
- a surface of the or each mark is inclined with respect to the reference surface in a direction in which a height thereof increases from one side to the other side in a tire radial direction,
- wherein the height continually increases from an innermost end to an outermost end in the tire radial direction of the or each mark.
2 more elements
A tire comprising:
- a sidewall portion provided with a mark indicating portion having one or more marks, wherein
- the mark indicating portion comprises
- a reference surface provided on a surface of the sidewall portion and the one or more marks formed on the reference surface, and
- a surface of the or each mark is inclined with respect to the reference surface in a direction in which a height thereof increases from one side to the other side in a tire radial direction, wherein
- the mark indicating portion is provided with a plurality of small protruding portions on either the reference surface or the surface of the or each mark,
- each of the small protruding portions is a rib-shaped protrusion having a trapezoidal cross section with a thickness thereof decreasing toward an upper end thereof,
- the rib-shaped protrusions are arranged in a non-parallel manner, and
- an average value of a maximum value and a minimum value of the distance between the rib-shaped protrusions adjacent to each other is in a range of from 10 to 800 micro meters.
5 more elements
A tire comprising:
- a sidewall portion provided with a mark indicating portion having one or more marks, wherein
- the mark indicating portion comprises
- a base portion projecting from a surface of the sidewall portion at a constant height to form a reference surface on which the one or more marks are provided, and
- a surface of the or each mark is inclined with respect to the reference surface in a direction in which a height thereof increases from one side to the other side in a tire radial direction.
1 more element
Dependencies are inferred from the claim text.