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Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2013023200
Kind Code:
A
Abstract:

To provide a pneumatic tire that ensures maneuvering stable performance, and properly exhibits an effect of reducing rolling resistance and improving wet braking performance.

Tread rubber 10 arranged outside a carcass layer 7 of a tread part 3, has a cap part 12 formed of nonconductive rubber and constituting a grounding surface, a base part 11 arranged inside in the tire radial direction of the cap part 12, and a conductive part 13 formed of conductive rubber and extending in the thickness direction TD of the tread rubber 10 from the grounding surface to a bottom surface of the tread rubber 10. A thickness of the conductive part 13 in a central part in the thickness direction TD of the tread rubber 10 is relatively large, while a thickness of the conductive part 13 in both end parts in the thickness direction TD of the tread rubber 10 is relatively small.


Inventors:
NAGAI KUNIHIKO
Application Number:
JP2011163376A
Publication Date:
February 04, 2013
Filing Date:
July 26, 2011
Export Citation:
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Assignee:
TOYO TIRE & RUBBER CO
International Classes:
B60C11/00; B60C19/08
Domestic Patent References:
JPH11170814A1999-06-29
JPH11139107A1999-05-25
JPH1111121A1999-01-19
JP2002504455A2002-02-12
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office