The invention discloses a flat pneumatic tyre. A tyre body comprises a tyre crown part (1) and a tyre bead part (2), and a cap ply (3), a belt ply (4), a bead wire (5) and a bead chafer (6) are arranged in the tyre body. The flat pneumatic tyre is characterized in that the tyre body consists of the tyre crown part (1) and the tyre bead part (2), wherein the cap ply (3) and the belt ply (4) are arranged at the tyre crown part (1); a stress balancing ply (7) is arranged under the belt ply (4); both ends of the stress balancing ply (7) are wrapped at the ends of the belt ply and clamped between the cap ply (3) and the belt ply (4); both ends of the bead chafer (6) are overlapped and in overlap connection under the edge of the stress balancing ply (7). Through the adoption of the flat pneumatic tyre, the usability of the tyre is comprehensively improved, the material consumption is greatly reduced, and the manufacturing process is further optimized.
Flat pneumatic tyre
2015-10-07
Patent
Electronic Resource
English
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |
MANUFACTURING METHOD FOR RUN-FLAT PNEUMATIC TYRE, AND RUN-FLAT PNEUMATIC TYRE
European Patent Office | 2017
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