Invention Grant
- Patent Title: Pneumatic tire with tread having sipe
- Patent Title (中): 带轮胎胎面的气动轮胎
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Application No.: US12134326Application Date: 2008-06-06
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Publication No.: US08544512B2Publication Date: 2013-10-01
- Inventor: Toshiyuki Ohashi
- Applicant: Toshiyuki Ohashi
- 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: JP2007-218688 20070824
- Main IPC: B60C11/12
- IPC: B60C11/12
Abstract:
A sipe formed in a block of a tread surface is provided with a first sipe portion having a first wide portion, a second sipe portion having a second wide portion in a different side from the first wide portion in a sipe width direction and positioned close to a sipe bottom portion side of the first sipe portion so as to become wider than the first sipe portion, and a third sipe portion having a third wide portion in the same side as the first wide portion in the sipe width direction and positioned close to a sipe bottom portion side of the second sipe portion so as to become wider than the second sipe portion.
Public/Granted literature
- US20090050248A1 PNEUMATIC TIRE Public/Granted day:2009-02-26
Information query
