CROWN REINFORCEMENT FOR AN UNDERGROUND RAILWAY CARRIAGE TYRE

A tyre (P) for a guided vehicle, particularly an underground railway carriage, including a radial carcass reinforcement (1) and a crown reinforcement (3) consisting of at least one ply of circumferential reinforcing elements. The one or more plies (31, 32, 33) of circumferential reinforcing elements...

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Bibliographic Details
Main Authors LAMBERT, GUY-NOEL, MASCLAUX, PIERRE
Format Patent
LanguageEnglish
French
Published 01.05.1997
Edition6
Subjects
DEVICES OR ARRANGEMENTS RELATED TO TYRES
PERFORMING OPERATIONS
REPAIRING, OR CONNECTING VALVES TO, INFLATABLE ELASTIC BODIESIN GENERAL
TRANSPORTING
TYRE CHANGING OR REPAIRING
TYRE INFLATION
VEHICLE TYRES
VEHICLES IN GENERAL
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Summary:A tyre (P) for a guided vehicle, particularly an underground railway carriage, including a radial carcass reinforcement (1) and a crown reinforcement (3) consisting of at least one ply of circumferential reinforcing elements. The one or more plies (31, 32, 33) of circumferential reinforcing elements have zero median curvature in the vulcanising mould, and are radially overlaid over the full axial width (L31, L32, L33) thereof with a tread (4) having a constant thickness (e). Pneumatique (P) pour véhicule guidé, en particulier pour métropolitain, comprenant une armature de carcasse radiale (1) et une armature de sommet (3) d'au moins une nappe d'éléments de renforcement circonférentiels, caractérisé en ce que la (les) nappe(s) (31, 32, 33) d'éléments de renforcement circonférentiels, d'une part a (ont), dans le moule de vulcanisation, une courbure méridienne nulle, d'autre part est (sont) radialement surmontée(s) sur toute(s) leur(s) largeur(s) axiale(s) (L31, L32, L33) d'une bande de roulement (4) dont l'épaisseur (e) est constante.
Bibliography:Application Number: WO1996EP04418