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US 11,535,061 B2Granted
Bicycle tyre
AssigneePirelli Tyre S.p.A.
InventorsLaura Erbizzoni, Paolo Brivio
Life of this patent
Estimating the term…
Abstract
A bicycle tyre (100), comprising a carcass structure (2) and a tread band (7) applied in a radially outer position with respect to the carcass structure (2). The tread band (7) comprises a crown portion (7a) extending astride of an equatorial plane (X) of the tyre (100) and having a predetermined radius of curvature (R1) and a pair of lateral portions (7b) arranged on axially opposite sides with respect to the crown portion (7a) and each having a second radius of curvature (R2) greater than said first radius of curvature (R1).
Claims15
A bicycle wheel, comprising:
- a rim and
- a bicycle tyre comprising:
- a carcass structure and a tread band applied in a radially outer position with respect to the carcass structure,
- wherein the tread band comprises a crown portion extending astride of an equatorial plane of the tyre and having a first radius of curvature, and a pair of lateral portions arranged on axially opposite sides with respect to the crown portion and each having a second radius of curvature greater than the first radius of curvature, wherein the tread band further comprises a pair of shoulder portions arranged on axially opposite sides with respect to the crown portion and in an axially outermost position with respect to the lateral portions, wherein each of said shoulder portions has a third radius of curvature smaller than the second radius of curvature, and
- wherein the tyre is mounted on the rim and is inflated to a pressure range greater than, or equal to, about 1.5 bar and lower than, or equal to, about 3.5 bar.
2 more elements
A bicycle tyre comprising:
- a carcass structure and a tread band applied in a radially outer position with respect to the carcass structure,
- wherein the tread band comprises a crown portion extending astride of an equatorial plane of the tyre and having a first radius of curvature, and a pair of lateral portions arranged on axially opposite sides with respect to the crown portion and each having a second radius of curvature greater than the first radius of curvature,
- wherein the tread band further comprises a pair of shoulder portions arranged on axially opposite sides with respect to the crown portion and in an axially outermost position with respect to the lateral portions, and wherein each of the shoulder portions has a third radius of curvature smaller than the second radius of curvature.
Dependencies are inferred from the claim text.