Title:
RUN-FLAT TIRE SYSTEM WITH SUPPORT RINGS DISPOSED INSIDE TREAD
Document Type and Number:
WIPO Patent Application WO/2021/082296
Kind Code:
A1
Abstract:
A run-flat tire system with support rings (21, 22, 23, 24, 25) disposed inside a tread, the system comprising a rim (11), the support rings (21, 22, 23, 24, 25) and a tire (31). The rim (11) is provided with a flat-bottom deep groove (1102) convenient for disassembly and assembly of the tire (31) and matching the support rings (21, 22, 23, 24, 25) to support a wheel in a deflated state; the support rings (21, 22, 23, 24, 25) are non-detachable support rings (21) or detachable support rings (22, 23, 24, 25); an inner side surface of the tread of the tire (31) is provided with the non-detachable support ring (21) or a connecting component used for matching the detachable support rings (22, 23, 24, 25) for connection and fixation; and the detachable support rings (22, 23, 24, 25) are connected to the connection component by means of a zipper or a cord or a bolt for fixing to the tire (31). When the tire (31) is deflated, the ground contact area of the tread is small, less heat is generated, and the durability of deflated continued travel is not influenced; and safety and comfort do not impinge on each other, the support rings (21, 22, 23, 24, 25) and the tire (31) are easy and convenient to disassemble and assemble, the structure is simple, the comprehensive cost is low, and the system can be widely applied to common automobiles.
Inventors:
GONG ZUOYU (CN)
Application Number:
PCT/CN2020/074464
Publication Date:
May 06, 2021
Filing Date:
February 07, 2020
Export Citation:
Assignee:
GONG ZUOYU (CN)
International Classes:
B60C17/06; B60C17/04
Foreign References:
| CN109311357A | 2019-02-05 | |||
| CN109311357A | 2019-02-05 | |||
| CN2753607Y | 2006-01-25 | |||
| DE102017219275A1 | 2019-05-02 | |||
| CN208842155U | 2019-05-10 | |||
| CN208277761U | 2018-12-25 | |||
| JP2005132323A | 2005-05-26 | |||
| CN209479328U | 2019-10-11 |
Attorney, Agent or Firm:
CHINA FARFIR INTELLECTUAL PROPERTY AGENCY (CN)
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