PNEUMATIC RADIAL TIRE FOR HEAVY LOAD

PURPOSE:To make a tire adaptable to either a good road or bad road, by forming specifically at least three specified cord plies surrounding a carcass comprising at least one ply. CONSTITUTION:The carcass 3 comprising one ply and at least three cord plies 1a, 1b, 1c surrounding the circumference of t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MAEDA MUNEYOSHI, NIBU HIKARI, ENDOU KAZUYUKI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To make a tire adaptable to either a good road or bad road, by forming specifically at least three specified cord plies surrounding a carcass comprising at least one ply. CONSTITUTION:The carcass 3 comprising one ply and at least three cord plies 1a, 1b, 1c surrounding the circumference of the carcass 3 are provided. The metal cords of the first and second belt plies 1a, 1b are at angles of 25 deg.-50 deg. in the same directions respectively, and the metal cords of the third belt ply 1c are arranged at an angle of 10 deg.-30 deg. less than the angle of the first belt ply 1a and cross the cords of the plies 1a, 1b. The strength of the cords of the second and third belt plies 1b, 1c are formed to have a strength of 1.5-2 times that of the cords of the first belt ply 1a.