Title:
空気入りタイヤ
Document Type and Number:
Japanese Patent JP5887338
Kind Code:
B2
Abstract:
The present invention provides a pneumatic tire 1, comprising: a carcass ply including a main body portion 11a extending across respective bead cores 9 and turn-up portions 11b each turned up around the bead cores 9 from the main body portion 11a; a bead filler 13; and a side rubber 5a, wherein: a tip portion on the outer side in the tire radial direction of the outer end 13a of the bead filler 13, of each of the turned-up portions 11b, extends to a position of at least 5 mm distance from the outer end 13a of the bead filler with maintaining distance of 1 mm or less between the main body portion 11a and itself; a turn-up end 11c is disposed on the inner side in the tire widthwise direction than a neutral axis of bending of a bead portion 7 and a corresponding sidewall portion 5 and at 10%-40% height of a tire cross sectional height SH of the tire; and the side rubber 5a, disposed on the outer side in the tire widthwise direction of the main body portion 11a and each turn-up portion 11b, covers the turn-up end 11c and constitutes a part of an outer surface of the tire.
Inventors:
Yasuaki Ohno
Application Number:
JP2013503375A
Publication Date:
March 16, 2016
Filing Date:
February 27, 2012
Export Citation:
Assignee:
Bridgestone Corporation
International Classes:
B60C3/06; B60C11/03; B60C15/00; B60C15/06; B60C17/00
Domestic Patent References:
| JP2000177308A | 2000-06-27 | |||
| JP2004535327A | 2004-11-25 | |||
| JPH07223407A | 1995-08-22 | |||
| JP2010125891A | 2010-06-10 | |||
| JP2000313210A | 2000-11-14 | |||
| JP2009006983A | 2009-01-15 | |||
| JP2002192905A | 2002-07-10 | |||
| JP2006176116A | 2006-07-06 | |||
| JP2003025463A | 2003-01-29 | |||
| JP2004231057A | 2004-08-19 | |||
| JP2007030558A | 2007-02-08 |
Attorney, Agent or Firm:
Kenji Sugimura
Kazuyuki Tomita
Osamu Suzuki
Kazuyuki Tomita
Osamu Suzuki