Invention Grant
- Patent Title: Method of manufacturing pneumatic tire and manufacturing pneumatic tire
- Patent Title (中): 制造充气轮胎和制造充气轮胎的方法
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Application No.: US12273637Application Date: 2008-11-19
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Publication No.: US08167015B2Publication Date: 2012-05-01
- Inventor: Tamotsu Mizutani
- Applicant: Tamotsu Mizutani
- Applicant Address: JP Osaka
- Assignee: Toyo Tire & Rubber Co., Ltd.
- Current Assignee: Toyo Tire & Rubber Co., Ltd.
- Current Assignee Address: JP Osaka
- Agency: Fish & Richardson P.C.
- Priority: JP2007-304537 20071126
- Main IPC: B60C19/08
- IPC: B60C19/08

Abstract:
A pneumatic tire includes a non-conductive tread surface and has an electrically conductive rubber in a wave-like or other configuration arranged in a tire circumferential direction. The tire has an electrically conductive sidewall rubber. Upper portions of the wave-like conductive rubber configuration are on the tread surface, while lower portions of the wave-like rubber configuration contact the electrically conductive sidewall rubber. As the tread surface and the electrically conductive rubber on the tread surface are worn away through use, the diametrically outermost portion of the electrically conductive sidewall rubber of the tire comes into contact with the ground and maintains an effective electrically conductive path.
Public/Granted literature
- US20090133791A1 METHOD OF MANUFACTURING PNEUMATIC TIRE AND MANUFACTURING PNEUMATIC TIRE Public/Granted day:2009-05-28
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