Title:
【発明の名称】空気入りラジアルタイヤ
Document Type and Number:
Japanese Patent JP3357458
Kind Code:
B2
Abstract:
PURPOSE:To reduce pattern noise without impairing traction performance or braking performance on a wet road. CONSTITUTION:In a pneumatic tire having a number of blocks of land parts 3 formed of plural vertical grooves 1 extended along the circumference of the tire and lateral grooves 2 opening in the vertical grooves 1 in a tread part T, plural reinforcement elements 7 of which cross sectional surface is increased gradually from a tread surface aperture end 5 of the lateral groove 2 toward a groove bottom 6 are formed to protrude alternately to overlap with each other between land part side wall surfaces 4 facing each other in the land part side wall surfaces 4 forming boundary parts of the land parts 3 with the lateral grooves 2.
Inventors:
Hiroshi Nakamura
Application Number:
JP12275694A
Publication Date:
December 16, 2002
Filing Date:
June 03, 1994
Export Citation:
Assignee:
Toyo Tire & Rubber Co., Ltd.
International Classes:
B60C11/03; B60C11/04; B60C11/11; B60C11/13; G10K11/16; (IPC1-7): B60C11/04; B60C11/11; B60C11/13
Domestic Patent References:
| JP717216A | ||||
| JP3276802A | ||||
| JP624610A |
Attorney, Agent or Firm:
Yasushi Oshima (1 person outside)