公开(公告)号：US5479977A

公开(公告)日：1996-01-02

申请号：US141206

申请日：1993-10-26

申请人： Akiyoshi Tamano ,  Motoo Hayashi ,  Kiyonori Sasaoka ,  Kazuya Suzuki ,  Hirotsugu Hasegawa

发明人： Akiyoshi Tamano ,  Motoo Hayashi ,  Kiyonori Sasaoka ,  Kazuya Suzuki ,  Hirotsugu Hasegawa

IPC分类号： B60C9/09 ,  B60C15/00 ,  B60C15/06

CPC分类号： B60C15/0072 ,  B60C15/0018 ,  B60C15/06 ,  B60C9/09 ,  Y10T152/10765 ,  Y10T152/10783 ,  Y10T152/10828 ,  Y10T152/10837 ,  Y10T152/10846 ,  Y10T152/10864

摘要： A pneumatic tire having an improved carcass structure capable of increasing the sidewall rigidity, the tire (1) comprising a carcass (8) composed of an inner carcass ply (9) and an outer carcass ply (10), the inner carcass ply having a pair of edges turned up around the bead cores (5) from the axially inside to outside of the tire, each turned up portion thereof extending radially outwardly beyond the maximum tire width point (B), a bead apex (6) disposed between the main portion and the turned up portion, the outer carcass ply having a pair of edges each disposed between the bead apex and each turned up portion of the inner carcass ply, the edges of the outer carcass ply terminated radially outward of the radially inner end of the bead core, each sidewall portion provided with at least one steel cord reinforcing layer (11a, 11b, 11c) made of parallel steel cords.

摘要翻译： 一种充气轮胎，其具有能够增加侧壁刚度的改进的胎体结构，所述轮胎（1）包括由内胎体帘布层（9）和外胎体帘布层（10）构成的胎体（8），所述胎体帘布层具有 一对边缘从胎圈芯（5）周围从轮胎的轴向内部向外侧翻转，其每个折叠部分径向向外延伸超过最大轮胎宽度点（B），设置在主体之间的胎圈三角形（6） 所述外胎体帘布层具有一对边缘，所述一对边缘设置在所述胎圈顶端和所述胎体内帘布层的每个翻起部分之间，所述外部胎体帘布层的边缘沿径向向外延伸 胎圈芯，每个侧壁部分设置有由平行的钢丝绳制成的至少一个钢丝帘线加强层（11a，11b，11c）。