Original document(44 pages) Authorized document(44 pages) 中文版
    An inflatable radial tyre mounted on rim with 15 deg. deep gutter for trucks and buses comprises: bead portions, sidewall portions, a tread portion, and a carcass ply. Bead cores of the bead portions are spire laminate steel wires having a polygon shape in section, belt layers is superimposed on an outer periphery of the carcass ply to reinforce the tread portion, and a composite side-rubber extends from a bead base of the bead portion through the outside of the bead portion to a tread rubber of the tread portion and comprises a rubber chafer and a sidewall rubber, characterized in that an outer surface portion of the bead cores of the bead portions among members constituting the bead portion of the tire has a curved shape concavedly directing toward the outside of the tire at a region opposite to an inner curved surface of a slantly rising portion in a flange of an approved rim.
Application Number
申请号		 02127499 Application Date
申请日		 1996.11.29
Title 名称 Inflatable radial tyre mounted on rim with 15 deg. deep gutter
Publication Number
公开号		 1426909 Publication Date
公开日		 2003.07.02
Approval Pub. Date 2005.07.20 Granted Pub. Date 2005.07.20
International Classification 分类号 B60C15/00;B60C15/024;B60C15/04;B60C15/06
Applicant(s) Name
申请人		 Bridgestone Corp.
Address 地址
Inventor(s) Name 发明人 Kato Kenshiro
Attorney & Agent 代理人 zheng xiuzhe
More information 更  多  信  息


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