Title:
TIRE WITH DIFFERENT UPPER AND LOWER MOLD BEAD DIAMETERS AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/196804
Kind Code:
A1
Abstract:
Disclosed are a tire with different upper and lower mold bead diameters and a manufacturing method therefor. The tire comprises a tire body (1), the tire body (1) comprising a tire crown (30), a tire sidewall (50) and tire beads (60), wherein the tire crown (30) comprises a tread rubber layer (38) and tire crown reinforcements (40), the tire sidewall (50) extends radially outward from the tire beads (60) to the tire crown (30), the tire beads (60) are externally connected to mounting rims, the tire beads (60) comprise a first tire bead (61) and a second tire bead (62) that have different sizes, and the first bead (61) and the second bead (62) are in contact with corresponding mounting rims, such that the tire body (1) is fixed to the mounting rims; and a plurality of the tire crown reinforcements (40) are arranged in the tire crown (30), and the tire crown reinforcements (40) are anchored on the tire beads (60) at corresponding positions by means of surrounding an annular steel wire reinforcement structure. The problem of a common tire being limited by the size of the tire bead part is effectively solved, the aim of locking the tire beads on two sides of the tire is achieved, and therefore, tire production is achieved.
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Inventors:
WANG FENG (CN)
TENG LEI (CN)
YANG DEJIAN (CN)
YANG CAIXIN (CN)
CHEN XUEMEI (CN)
ZHU LIYAN (CN)
CHEN DONG (CN)
LV JIANQIANG (CN)
TENG LEI (CN)
YANG DEJIAN (CN)
YANG CAIXIN (CN)
CHEN XUEMEI (CN)
ZHU LIYAN (CN)
CHEN DONG (CN)
LV JIANQIANG (CN)
Application Number:
PCT/CN2020/142353
Publication Date:
October 07, 2021
Filing Date:
December 31, 2020
Export Citation:
Assignee:
SHANDONG LINGLONG TYRE CO LTD (CN)
International Classes:
B60C15/00; B60C15/02
Foreign References:
| CN111439071A | 2020-07-24 | |||
| CN212124754U | 2020-12-11 | |||
| CN105313608A | 2016-02-10 | |||
| JP4915066B2 | 2012-04-11 | |||
| CN2098363U | 1992-03-11 | |||
| CN107428101A | 2017-12-01 | |||
| CN109094073A | 2018-12-28 |
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