Patent · US Active

Tire having a structural element reinforced with a hybrid yarn

US8813467B2 · kind B2 · utility

2Cited by

13References

8Claims

0Family size

Assignee

PIRELLI TYRE S.P.A. · IT

Inventors

Barbara Rampana · Milano, IT
Diego Tirelli · Milano, IT
Udo Kuhlmann · Dresden, DE
Chokri Cherif · Ingolstadt, DE
Christian Paul · Rotterdam, NL
Refah Ahmet Torun · Dresden, DE
Olaf Diestel · Dresden, DE

Key dates

Filing date	Oct 19, 2012
Grant date	Aug 26, 2014
Priority date	—
Expiry date	Jan 15, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/298
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A tire includes at least one structural element which includes at least one reinforcing element which includes at least one hybrid yarn, the at least one hybrid yarn including a plurality of filaments obtained from at least one first multifilament yarn having a first initial tangent modulus and at least one second multifilament yarn having a second initial tangent modulus, the first and the second initial tangent modulus being different from each other, each one of the first and the second multifilament yarn including a plurality of individual filaments, the individual filaments of each one of the first and the second multifilament yarns being at least partially intermixed with each other. The tire may be a high performance or ultra high performance tire, or a tire suitable for being employed in sporting contests such as track motor races, or a tire suitable for sports utility vehicles.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.