发明名称 TYRE BEAD STRUCTURE
摘要 Heavy goods vehicle tyre comprising: - a radial carcass reinforcement (10) anchored in each of the beads to an anchoring structure (20), this carcass reinforcement (10) being partially wrapped around an anchoring structure (20) from the inside of the tyre outwards, - a first connecting reinforcement (30) partially in contact with the carcass reinforcement (10) and wrapped around the anchoring structure (20) - a second connecting reinforcement (40) formed of a plurality of reinforcing members directed in an average direction that makes an angle of at most 50 degrees with the circumferential direction and envelopes the first connecting reinforcement (30) to form an inner strand (41) and an outer strand (42), the inner strand (41); being in contact over a length V1 with the carcass reinforcement between a first end point D1 of said first strand and the endpoint P1 of the first connecting reinforcement (30), the outer strand (42) being in contact with the carcass reinforcement from a point D20 as far as an end point D2 of the outer strand over a length V2, the points D1 and D2 being positioned radially beyond the end points P1, P2 of the first connecting reinforcement (30).
申请公布号 EA014624(B1) 申请公布日期 2010.12.30
申请号 EA20090070757 申请日期 2008.01.30
申请人 SOCIETE DE TECHNOLOGIE MICHELIN;MICHELIN RECHERCHE ET TECHNIQUE S.A. 发明人 GRSZIN BOPFA;JOHNSON PHILIPPE;LENEPVEU OLIVER
分类号 B60C15/06 主分类号 B60C15/06
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