Invention Grant
- Patent Title: Tire
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Application No.: US15631055Application Date: 2017-06-23
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Publication No.: US10821781B2Publication Date: 2020-11-03
- Inventor: Toshiki Horiguchi , Hiroshi Yamaoka , Yoshiaki Kanematsu
- Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
- Applicant Address: JP Kobe
- Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
- Current Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
- Current Assignee Address: JP Kobe
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7cc1606f
- Main IPC: B60C11/12
- IPC: B60C11/12 ; B60C11/03 ; B60C11/00

Abstract:
A tire includes a tread part having main grooves and lands demarcated by the main grooves. A crown land between a pair of crown main grooves includes first crown lug grooves extending from one crown groove to tire axial direction inner side and terminated within the crown land, second crown lug grooves extending from the other crown groove to the tire axial inner side and terminated within the crown land, and first crown sipes formed at tire circumferential direction positions and connecting the crown grooves, each first crown sipe includes a first side crown sipe piece extending from one crown groove to the tire axial inner side, a second side crown sipe piece not positioned on an extension line of the first side piece and extending from the other crown groove to the tire axial inner side, and a connecting crown sipe piece connecting the first and second sipe pieces.
Public/Granted literature
- US20180015789A1 TIRE Public/Granted day:2018-01-18
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