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Patent Searching and Data


Title:
EVACUATING MOLD CORE INSIDE NON-PNEUMATIC TIRE, TIRE AND WHEEL
Document Type and Number:
WIPO Patent Application WO/2019/223779
Kind Code:
A1
Abstract:
An evacuating mold core inside a non-pneumatic tire, the tire and a wheel. The evacuating mold core inside the non-pneumatic tire comprises a plurality of fan-shaped mold core units (1), the plurality of mold core units (1) being spliced to form an annular structure. Each mold core unit (1) comprises a molding portion (11) located at an outer side thereof, and an outer surface of the molding portion (11) is provided with mold core grooves (12). In the tire manufactured by means of the mold core, a hollow region within a tire body (31) is divided into a plurality of mutually independent air grooves (33) by a plurality of support blades (32).

Inventors:
ZHANG GUANGHUA (CN)
Application Number:
PCT/CN2019/088332
Publication Date:
November 28, 2019
Filing Date:
May 24, 2019
Export Citation:
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Assignee:
SHENZHEN XIANGSHANG TIRE CO LTD (CN)
International Classes:
B29D30/02; B60C7/00
Foreign References:
CN109501335A2019-03-22
CN108749489A2018-11-06
CN105881781A2016-08-24
CN106881996A2017-06-23
CN108001126A2018-05-08
JP2017065642A2017-04-06
Attorney, Agent or Firm:
BEIJING EASY JOY SOON IP AGENT LTD (CN)
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