发明申请
US20080295945A1 BELT PACKAGE FOR SUPER SINGLE TRUCK TIRES 审中-公开
超级单卡车轮胎皮带包装

BELT PACKAGE FOR SUPER SINGLE TRUCK TIRES
摘要:
A medium truck tire (10) and more specifically a super single truck tire (10) includes belt plies (23, 24, 25) reinforced with steel cords which make an angle comprised between 0° and 5° with respect to the equatorial plane. Disposed radially outermost over the belt plies (23, 24, 25) is at least one substantially full spiral helically wound layer (22). The steel of the reinforcing cords comprises high elongation steel. The spliced belt plies (23, 24, 25) are in a RLL configuration making angles comprised between 45° and 75° with respect to the equatorial plane angular direction of the inwardmost ply (25) oppositely disposed relative to the outer plies (23, 24). The helically would layer(s) (22) are disposed over the outermost L ply (23) and have a width substantially 100% of the footprint width of the tire tread.
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