Heavy vehicle tire with crown reinforcement half-plies

Details Heavy vehicle tire with crown reinforcement half-plies Heavy vehicle tire with crown reinforcement half-plies

2007-05-08

2007-05-08

Johnstone, Adrienne C. (Department: 1733)

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

C152S526000, C152S535000

Reexamination Certificate

active

10757984

ABSTRACT:
The invention relates to a tire with radial carcass reinforcement, intended for equipping a heavy vehicle such as a transport vehicle or construction machinery. It refers in particular to a tire having an axial width greater than 37 inches. The tire according to the invention has a working crown reinforcement, composed of at least two continuous working plies and completed on each side of the circumferential center plane by at least two half-plies whereof the metal reinforcing elements form angles greater than the smallest of the angles of the reinforcing elements of the continuous plies with the circumferential direction, with that half-ply extending axially furthest outwards being in contact with the axially widest continuous working crown ply, and the two half-plies radially covering the axially outer end of the said axially widest working ply.

REFERENCES:
patent: 4215736 (1980-08-01), Herbelleau
patent: 5111864 (1992-05-01), Nakano et al.
patent: 5465773 (1995-11-01), Kadota et al.
patent: 5553646 (1996-09-01), Ando et al.
patent: 6499523 (2002-12-01), Giraud
patent: 6585020 (2003-07-01), Bondu
patent: 6598639 (2003-07-01), Comps et al.
patent: 1 437 569 (1966-05-01), None
patent: WO 00/54992 (2000-09-01), None

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