US 11,633,983 B2 · Tyre for bicycle wheels

Abstract

The present invention refers to a tyre for bicycle wheels comprising a tread band containing an anti-puncture system capable of having high resistance to the penetration of foreign bodies, simultaneously ensuring optimal handling performances. In particular the present invention regards a tyre for bicycle wheels comprising: a carcass structure; and—a tread band arranged in radially outer position with respect to the carcass structure; wherein said tread band is made by means of vulcanisation of a cross-linkable elastomeric composition comprising a reinforcement system constituted by modified silicate fibres of nanometric size and fibrillated polymer fibres of micrometric size.

Claims20

Dependent claims

A tyre for bicycle wheels comprising:

a carcass structure;
and
a tread band arranged in radially outer position with respect to said carcass structure;
wherein said tread band is made by vulcanisation of cross-linkable elastomeric composition comprising a reinforcement system comprising modified silicate fibres of nanometric size and fibrillated polymer fibres of micrometric size, wherein said fibrillated polymer fibres are made of polymer material with a melting temperature of at least 170° C., and
wherein the tyre for bicycle wheels has a weight lower than, or equal to, 2 kg.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

16/608,561Filed 4 May 2018

Priority

IT 1020170000495208 May 2017

Published

US 2020/0180359 A111 Jun 2020

Granted

25 Apr 2023

Term ends

Not estimatedThe source records don’t support an estimate.

Classification28 codes

B60C 1/0016
Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition: compositions of the tread
C08L 9/00
Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
C08K 3/013
Characterized by their specific function: fillers, pigments or reinforcing additives
C08K 3/04
Elements: carbon

Tyre for bicycle wheels

Life of this patent

Tyre for bicycle wheels

Life of this patent

Abstract

Claims20