Title:
空気入りタイヤ及びその製造方法
Document Type and Number:
Japanese Patent JP4802101
Kind Code:
B2
Abstract:
This invention provides a pneumatic tire having a highly improved steering stability, wherein a reinforcing layer formed by spirally winding a strip-shaped triaxial fabric or triaxial fabric-rubber composite having a width W satisfying a relation of the following formula (I): W ¥ 2 / 3 × 3 1 / 2 × 2 ¢ b / a + d
[wherein d=4×(D/(ÀÁ)) 1/2 ×10 -2 , D is a thickness (total dtex) of cord constituting the triaxial fabric, Á is a density (g/cm 3 ) of the cord constituting the triaxial fabric, and a is weaving density (cords/b mm) in one axis constituting the three axes] in a circumferential direction of the tire is disposed in one or more of a bead portion 1, a sidewall portion 2 and a belt portion 5.
Inventors:
Masahiko Yamamoto
Application Number:
JP2006537650A
Publication Date:
October 26, 2011
Filing Date:
August 23, 2005
Export Citation:
Assignee:
Bridgestone Corporation
International Classes:
B60C9/18; B29D30/30; B60C9/20; B60C9/22; B60C13/00; B60C15/06; D03D13/00; D03D23/00; D03D25/00
Domestic Patent References:
JP2004203170A | 2004-07-22 | |||
JPH04303002A | 1992-10-27 | |||
JP2002002218A | 2002-01-08 | |||
JPH07156619A | 1995-06-20 | |||
JPH08192605A | 1996-07-30 | |||
JP2002059715A | 2002-02-26 | |||
JP2001287282A | 2001-10-16 | |||
JP2002187408A | 2002-07-02 | |||
JP2001233025A | 2001-08-28 | |||
JP2001121917A | 2001-05-08 | |||
JPH03220338A | 1991-09-27 |
Attorney, Agent or Firm:
Kosaku Sugimura
Shiro Fujitani
Kiyoshi Kuruma
Kazuyuki Tomita
Shiro Fujitani
Kiyoshi Kuruma
Kazuyuki Tomita