Invention Grant
- Patent Title: Pneumatic tire
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Application No.: US16486488Application Date: 2017-12-27
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Publication No.: US11433713B2Publication Date: 2022-09-06
- Inventor: Hiraku Kouda , Takayuki Shiraishi , Tatsuro Shinzawa , Takanori Uemura
- Applicant: The Yokohama Rubber Co., LTD.
- Applicant Address: JP Tokyo
- Assignee: The Yokohama Rubber Co., LTD.
- Current Assignee: The Yokohama Rubber Co., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Thorpe North & Western
- Priority: JPJP2017-027544 20170217
- International Application: PCT/JP2017/046990 WO 20171227
- International Announcement: WO2018/150746 WO 20180823
- Main IPC: B60C11/12
- IPC: B60C11/12

Abstract:
In a pneumatic tire, a sipe includes an edge on a leading side and an edge on a trailing side; the edge and the edge each include a chamfered portion shorter than a sipe length of the sipe; a non-chamfered region in which other chamfered portions are not present is provided at portions facing the chamfered portions of the sipe; and for all chamfered portions, including at least the chamfered portions of the sipe, formed on grooves other than main grooves, with a ground contact width being equally divided into three in the tire lateral direction, a total volume SCE of chamfered portions provided in a center region centrally located in the tire lateral direction and each of total volumes SSH of chamfered portions provided in shoulder regions located on either side of the center region satisfy a relationship SCE
Public/Granted literature
- US20200047560A1 Pneumatic Tire Public/Granted day:2020-02-13
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