Invention Grant
- Patent Title: Pneumatic tire
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Application No.: US15026316Application Date: 2014-07-04
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Publication No.: US10661607B2Publication Date: 2020-05-26
- Inventor: Shinpei Sugiyasu
- Applicant: BRIDGESTONE CORPORATION
- Applicant Address: JP Chuo-ku, Tokyo
- Assignee: BRIDGESTONE CORPORATION
- Current Assignee: BRIDGESTONE CORPORATION
- Current Assignee Address: JP Chuo-ku, Tokyo
- Agency: Kenja IP Law PC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@407a1487
- International Application: PCT/JP2014/003560 WO 20140704
- International Announcement: WO2015/059851 WO 20150430
- Main IPC: B60C11/03
- IPC: B60C11/03 ; B60C11/13

Abstract:
The pneumatic tire of this disclosure includes on a tread surface at least one circumferential main groove having a groove width cyclically varying, and a lib-like land portion, wherein: among the lib-like land portions, a lib-like land portion disposed on at least one side of the circumferential main groove is formed in a shape such that: an outline shape of the lib-like land portion has a shape forming a protrusion, a tire widthwise position of the apex being equal on a tire circumference; a widthwise end portion adjacent to the circumferential main groove of the lib-like land portion is located on a side 0.3 mm or more inner than a position of the apex; an area on a tire widthwise end side of the tread surface of the lib-like land portion has a descending area with a width of 3% or more of the width of the lib-like land portion.
Public/Granted literature
- US20160236518A1 PNEUMATIC TIRE Public/Granted day:2016-08-18
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