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.

Date of Patent:
Jan. 15, 2002

Filed:

May. 15, 2000
Applicant:
Inventors:

Gia Van Nguyen, Rossignal, BE;

Roland Close, Burg-Reuland, BE;

Samuel Patrick Landers, Uniontown, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 9/18 ; B60C 9/20 ; B60C 9/22 ; B60C 1/700 ;
U.S. Cl.
CPC ...
B60C 9/18 ; B60C 9/20 ; B60C 9/22 ; B60C 1/700 ;
Abstract

A pneumatic radial ply tire ( ) having a tread ( ), a carcass ( ) with two sidewalls ( ), one or more radial plies ( ), two annular beads ( ′), a belt structure ( ) located radially between the tread and the radial ply structure ( ), a fabric underlay ( ), deployed radially inward of the belt structure, and a tread insert ( ) deployed between the belt structure and the fabric underlay. Said underlay ( ) contains circumferentially aligned high-modulus fibers or cords ( ) which, in combination with metal belt structure ( ) and the tread insert ( ), contribute to circumferential tread rigidity. Insert ( ), in conjunction with the belt structure ( ) and the radial ply structure ( ), contributes to lateral tread rigidity. The circumferential and lateral stiffening of the tread ( ) enhances high-speed runflat handling and contributes to improved runflat operational life.


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