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Patent Searching and Data


Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2009280066
Kind Code:
A
Abstract:

To provide a pneumatic tire excellent in drainage performance and reducing a rolling resistance.

The pneumatic tire is equipped with: a tread part 1; a pair of side wall parts 2; a pair of bead parts 3; a carcass 5 which is toroidally extended between bead cores 4 in respective bead parts 3, and is comprised of at least one carcass ply which winds back respective side part portions from the inner side toward the outer side in the tire width direction around a bead core 4; a belt 6 which is disposed at the outer peripheral side of a crown area of the carcass and formed by two layers or more inclined belt layers made of a cord extending to the inclined direction with respect to a tire equatorial plane; and a tread rubber 9 disposed outward in the radial direction of the belt. A recessed part 10 continued circumferentially in a loop is formed on the belt 6 and the tread rubber 8 at least in one place in the tread width direction.


Inventors:
ICHIHARA EIJI
Application Number:
JP2008133617A
Publication Date:
December 03, 2009
Filing Date:
May 21, 2008
Export Citation:
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Assignee:
BRIDGESTONE CORP
International Classes:
B60C11/00; B60C3/00; B60C9/18
Domestic Patent References:
JP2006327502A2006-12-07
JPS5787704A1982-06-01
Foreign References:
WO2002042094A12002-05-30
Attorney, Agent or Firm:
Kenji Sugimura
Kiyoshi Kuruma
Tatsuya Sawada
Kazuyuki Tomita
Suzuki Kazutoshi