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Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2008105656
Kind Code:
A
Abstract:

To provide a pneumatic tire capable of suppressing generation of groove cracks.

In this pneumatic tire 1, relationships among the width WA of a half of the tire base width, a distance WB from a Y axis to the maximum width position P of a carcass layer 3, a distance WC from the Y axis to an inflection point Q of the carcass layer 3, a distance HA from an X axis to a top R of the carcass layer 3 in a center crown CL, a distance HB from the X axis to the maximum width position P of the carcass layer 3 and a distance HC from the X axis to the inflection point Q of the carcass layer 3 are defined as 48[%]HB/HA52[%], 98[%]HC/HA100[%], 108[%]WB/WA115[%], and 55[%]WC/WA75 [%], in the cross sectional view in the tire meridional direction when the tire is held as a single body, such that the tire base width becomes 100[%] and 120[%] of the rim width of an applied rim.


Inventors:
Maruyama, Hiroisa
Isobe, Satoru
Kobayashi, Hironori
Application Number:
JP2007000019501
Publication Date:
May 08, 2008
Filing Date:
January 30, 2007
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD:THE
International Classes:
B60C9/08; B60C9/18
Domestic Patent References:
JPH11180109A1999-07-06
JP2001071715A2001-03-21
JP2001039111A2001-02-13
Attorney, Agent or Firm:
酒井 宏明