发明授权
- 专利标题: HEAVY GOODS VEHICLE TYRE
- 专利标题(中): 轮胎重型商用车
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申请号: EP08804259.3申请日: 2008-09-16
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公开(公告)号: EP2195177B1公开(公告)日: 2011-01-12
- 发明人: COUE, Jean , BARBARIN, François
- 申请人: Société de Technologie Michelin , Michelin Recherche et Technique S.A.
- 申请人地址: 23, rue Breschet 63000 Clermont-Ferrand FR
- 专利权人: Société de Technologie Michelin,Michelin Recherche et Technique S.A.
- 当前专利权人: Société de Technologie Michelin,Michelin Recherche et Technique S.A.
- 当前专利权人地址: 23, rue Breschet 63000 Clermont-Ferrand FR
- 代理机构: Randl, Oliver Georg
- 优先权: FR0706650 20070920; US3747 20071120
- 国际公布: WO2009037254 20090326
- 主分类号: B60C15/06
- IPC分类号: B60C15/06
摘要:
Heavy goods vehicle tyre (10), in at least one of the beads of which the following three conditions (A) to (C) are met: (A) the angle formed between the straight line Lland the axial direction, is greater than or equal to 30°, and less than or equal to 60°; (B) the minimum distance D between the outbound portion of the carcass ply, and the free end of the wrapped-around portion of the carcass ply is less than or equal to 50% of the max distance Dmax between the outbound portion and the wrapped-around portion of the carcass ply; and (C) the tyre further comprises, axialIy adjacent to the carcass ply, an additional reinforcing ply (80), in which the angle formed between the straight line L2 and the axial direction is greater than or equal to 60° and the angle formed between the straight line L3 and the axial direction is less than or equal to 30°.
公开/授权文献
- EP2195177A1 HEAVY GOODS VEHICLE TYRE 公开/授权日:2010-06-16
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