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Patent Searching and Data


Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2011088557
Kind Code:
A
Abstract:

To suppress separation of a shoulder portion while suppressing exterior failure in which unevenness on a carcass cord appears on an inner circumferential surface of a pneumatic tire.

In the pneumatic tire, an inner liner member having at least three inner liner rubber layers is provided on an inner circumferential surface of the tire. The inner liner member includes at least two intermediate layers sandwiched by two inner liner rubber layers out of the inner liner rubber layers. The intermediate layers are reinforcement layers reinforced with cords intersected to each other. The reinforcement layers extend toward a bead portion from a starting end on a position closer to a tire equator line relative to a tread end in a tire width direction.


Inventors:
SATO TOSHIYUKI
Application Number:
JP2009243972A
Publication Date:
May 06, 2011
Filing Date:
October 23, 2009
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C5/14; B60C5/00
Domestic Patent References:
JPH0724928A1995-01-27
JPH11245613A1999-09-14
JPH10236105A1998-09-08
JPH0550807A1993-03-02
JPS62152907A1987-07-07
JP2009513429A2009-04-02
Attorney, Agent or Firm:
Global IP Tokyo Patent Business Corporation