Title:
TIRE FOR EMERGENCY
Document Type and Number:
Japanese Patent JP3452402
Kind Code:
B2
Abstract:
PURPOSE: To positively produce the vibration so as to urge a driver to exchange into a ground tire in an early stage by providing run-out parts of which a run-out quantity from the circularity of a tire is a specific value on 1-3 positions in the tire circumferential direction of a tread face.
CONSTITUTION: Recessed run-out parts 4 of which a run-out quantity Δ from the circularity of a tire to the inside in the radial direction is 0.5-2.5mm are formed on 1-3 positions in the tire circumferential direction of the tread face 2 of an emergency tire T. Consequently, remarkable vibration is positively produced from the emergency tire T during running without spoiling running safety, a driver is surely let to recognize mounting of the emergency tire T, and hence he can be urged to exchange into a ground tire in an early stage.
Inventors:
Zenichiro Shinoda
Tomohiko Kogure
Yoshiaki Hashimura
Tomohiko Kogure
Yoshiaki Hashimura
Application Number:
JP19564694A
Publication Date:
September 29, 2003
Filing Date:
August 19, 1994
Export Citation:
Assignee:
Yokohama Rubber Co., Ltd.
International Classes:
B60C3/00; B60C5/00; B60C11/00; B60C19/00; (IPC1-7): B60C3/00; B60C11/00; B60C19/00
Domestic Patent References:
| JP5926307A | ||||
| JP56146406A | ||||
| JP3295708A | ||||
| JP5519643A | ||||
| JP63145937A |
Other References:
馬庭孝司，自動車用タイヤの知識と特性，日本，山海堂，１９７９年 ８月１０日，Ｐ．１０２−１０６
Attorney, Agent or Firm:
Shinichi Ogawa (2 outside)
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