Title:
ALL ROAD SURFACE CORRESPONDING PNEUMATIC TIRE AND USING METHOD THEREFOR
Document Type and Number:
Japanese Patent JP2001347810
Kind Code:
A
Abstract:
To improve traveling safety of a vehicle by enhancing frictional force for icy and snowy road surfaces.
This tire is provided with a tread part 1, a side wall part 2, bead parts 3, bead cores 4 disposed in the bead parts 3, carcass 5 extended toroidally between a pair of bead cores 4 and a belt 6 disposed on an outer peripheral side of a crown part of the carcass 5. The tread part 1 is constituted of a first tread region 7 grounding in a maximum load capacity applying state under filling of maximum air pressure and a second tread region 8 located adjacent to a side part of the first tread region 7 and grounding by reduction of filled air pressure.
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Inventors:
MORINAGA HIROSHI
OTANI KOJI
YOKOTA HIDETOSHI
OTANI KOJI
YOKOTA HIDETOSHI
Application Number:
JP2000170798A
Publication Date:
December 18, 2001
Filing Date:
June 07, 2000
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
B60C3/00; B60C9/18; B60C11/00; B60C11/01; (IPC1-7): B60C11/00; B60C3/00; B60C9/18; B60C11/01
Attorney, Agent or Firm:
Akihide Sugimura (2 outside)
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