D - Textiles – Paper – 02 – G
Patent
D - Textiles, Paper
02
G
152/85.3
D02G 3/48 (2006.01) B60C 9/00 (2006.01) B60C 9/20 (2006.01) B60C 9/22 (2006.01)
Patent
CA 2018018
A pneumatic tire (10) comprises a radial ply (13) carcass, a tread portion (27) disposed radially outwardly of the crown region of the carcass and a crown reinforcing structure interposed between the tread portion (27) and the crown region of the carcass. The crown reinforcing structure includes a belt assembly (21) having at least a first (22), radially innermost and a second (23), radially outermost belt ply as well as a textile overlay structure which is superimposed radially outwardly to said belt assembly (21). The textile overlay structure is reinforced with cords (30, 40) being made of materials showing on a homogeneous specimen a Youngs modulus of at least 15,000 MPa; the cords have a twist multiplier comprised between 6 and 14 and at least one of the yarns (31, 32, 41, 42, 43) included in the cords (30) 40) has a twist of at least 14 turns per inch.
Reuter Rene Francois
Thise-Fourgon Marie-Rita
Sim & Mcburney
The Goodyear Tire & Rubber Company
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