The invention discloses an all-steel radial tire with a special crown design. The all-steel radial tire comprises a tire body, a lining layer is arranged on the inner side of the tire body, a 1 # belted layer is arranged on the tire body, a reinforcing layer is arranged on the 1 # belted layer, a 2 # belted layer is arranged on the reinforcing layer, a 3 # belted layer is arranged on the 2 # belted layer, a tire crown is arranged on the 3 # belted layer, and rubber pads are arranged on the two sides of the tire body. According to the invention, the steel wire cord reinforcing layer which is bound at the tire crown part (between the 1 # belt ply and the 2 # belt ply) and has an angle is added, so that the stress of the tire crown part is improved, the rigidity of the tire crown part is improved, and the problems of groove cracks, shoulder cracks, non-uniform abrasion and the like in the later period in the use process are avoided.
本发明公开了一种具有特殊冠部设计的全钢子午线轮胎,包括胎体,所述胎体内侧设有内衬层,所述胎体上设有1#带束层,所述1#带束层上设有补强层,补强层上设有2#带束层,2#带束层上设有3#带束层,所述3#带束层上设有胎冠,所述胎体两侧均设有垫胶;本发明通过增加一层束缚于胎冠部位(1#带束层与2#带束层之间)的带角度的钢丝帘线补强层,改善轮胎冠部受力,提高胎冠部的刚性,避免使用过程中后期集中出现沟裂、肩部裂口,磨耗不均匀等问题。
All-steel radial tire with special crown design
一种具有特殊冠部设计的全钢子午线轮胎
2024-05-28
Patent
Electronic Resource
Chinese
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |
Engineering machinery radial tire with special crown design
European Patent Office | 2020
|All-steel radial tire with high-performance tire crown profile
European Patent Office | 2021
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