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Patent Searching and Data


Title:
大型車用タイヤ
Document Type and Number:
Japanese Patent JP4902643
Kind Code:
B2
Abstract:
A tire for a heavy vehicle, comprising a radial carcass reinforcement surmounted radially by a working crown reinforcement, the carcass reinforcement comprising at least one ply of reinforcing members which is anchored in each of the beads by being wrapped around a bead wire in order to form a ply turn-up. The radially outer end of the ply turn-up is at a distance from the radially outer part of the bead wire of less than 40% of the height of the sidewall, said tire includes at least one complementary ply of radially oriented reinforcing members having compressive and tensile moduli at least 1.5 times lower than those of the carcass reinforcement ply, and said complementary ply is axially adjacent to the ply turn-up of the carcass ply over a distance greater than 15% of the height of the sidewall.

Inventors:
Duiff Pierre
Application Number:
JP2008511690A
Publication Date:
March 21, 2012
Filing Date:
May 16, 2006
Export Citation:
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Assignee:
Society Technology Michelin
Michelin Le Cherche et Technic Anonym
International Classes:
B60C13/00; B60C9/08; B60C15/00; B60C15/06
Domestic Patent References:
JP2002517347A
JP6340209A
JP51126502U
Attorney, Agent or Firm:
Sadao Kumakura
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato