Title:
【発明の名称】空気入りタイヤ
Document Type and Number:
Japanese Patent JP3104029
Kind Code:
B2
Abstract:
PURPOSE:To provide a pneumatic tire having the capability of reducing tire noise via the reduction of sound energy itself. CONSTITUTION:In a tire having blocks 1 of a plurality of main grooves 2 extended in a tire peripheral direction, and sub-grooves 3 extended in a tire radial direction intersecting the main grooves 2 respectively on a tread, the angle of the tread of the blocks 1 in a meridian section with the side walls 5 and 6 of the main grooves 2 or sub-grooves 3 is made smaller at the tread side than the peripheral center of the blocks 1.
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Inventors:
Yutaka Fukasawa
Application Number:
JP11765791A
Publication Date:
October 30, 2000
Filing Date:
May 22, 1991
Export Citation:
Assignee:
Yokohama Rubber Co., Ltd.
International Classes:
B60C11/04; B60C11/11; B60C11/13; (IPC1-7): B60C11/11; B60C11/04; B60C11/13
Domestic Patent References:
| JP62255203A | ||||
| JP1204805A |
Attorney, Agent or Firm:
Shinichi Ogawa (2 outside)