The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 09, 2018
Filed:
May. 23, 2012
Alessandro Ascanelli, Milan, IT;
Alexandre Bregantim, Milan, IT;
Giuseppe Cereda, Milan, IT;
Guido Luigi Daghini, Milan, IT;
Riccardo Pirovano, Milan, IT;
Alessandro Ascanelli, Milan, IT;
Alexandre Bregantim, Milan, IT;
Giuseppe Cereda, Milan, IT;
Guido Luigi Daghini, Milan, IT;
Riccardo Pirovano, Milan, IT;
PIRELLI TYRE S.P.A., Milan, IT;
Abstract
A pneumatic tyre for heavy load vehicle wheels, includes: a carcass structure, a belt structure applied in a radially outer position with respect to the carcass structure, and a tread band. The belt structure includes at least one reinforcing layer incorporating a plurality of reinforcing cords arranged substantially along the circumferential direction. The belt structure further comprises a first main belt layer and a second main belt layer wherein the first main belt layer includes a first plurality of metal cords inclined at a first angle and the second main belt layer includes a second plurality of metal cords inclined at a second angle. The metal cords of the first and second plurality of metal cords have a diameter not greater than 1.30 mm, and include a plurality of filaments having a diameter not greater than 0.30 mm.