Tire with bead portion for improving lateral stiffness and durability
By setting bead bundle and triangular glue on the tire bead part, combining the inner sidewall and the carcass layer to cover the carcass layer edge, the problem of cracks and separation of the carcass layer flipped edge is solved, and the horizontal direction of the tire is improved Rigidity and durability.
CN119136997APending Publication Date: 2024-12-13HANKOOK TIRE & TECHNOLOGY CO LTD
View PDF 0 Cites 0 Cited by
Patent Information
- Application Number
- CN202380038017.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Priority Date
- 2022-05-03
- Filing Date
- 2023-05-03
- Publication Date
- 2024-12-13
AI Technical Summary
Technical Problem
The flip edge of the carcass layer is prone to cracks and separation, resulting in insufficient lateral rigidity and durability of the tire.
Method used
The bead bundle and triangular glue are provided on the bead part of the tire, combining the inner sidewall surface and the carcass layer, extending to the bottom of the carcass layer, and covering one side edge of the carcass layer, combining the wheel rim padding to enhance the carcass. Support structure of the layer.
Benefits of technology
It effectively prevents cracks and separations from the breakpoints at the flip edge of the carcass layer, improves the lateral rigidity and durability of the tire, and improves the lateral rigidity and durability of the carcass layer.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN119136997A_ABST
Abstract
One embodiment of the present invention provides a tire having a bead portion for improving lateral stiffness and durability. According to an embodiment of the present invention, a tire having a bead portion for improving lateral rigidity and durability comprises: a bead bundle provided in the bead portion of the tire; an apex having a lower end coupled to an upper surface of the bead bundle and extending from the bead bundle to a sidewall; a carcass layer coupled to the inner side of the sidewall of the tire and extending to cover the inner side of the apex and the bottom of the bead bundle; the lining layer is combined with the inner side surface of the tire body layer and extends to the bottom of the tire body layer; the rim pad rubber is combined to the inner side face of the bottom of the lining layer, extends to the bottom of the tire body layer, wraps the edge of one side of the tire body layer and extends to the upper portion of the apex; the sidewall rubber is combined with the upper part of the tire body layer, extends to the rim pad rubber and is combined with the top of the apex and the rim pad rubber, and the edge of one side corresponding to one end of the tire body layer is adjacent to the tire bead bundle and is positioned below a rim flange of the tire.
Need to check novelty before this filing date? Find Prior Art