Invention Grant
- Patent Title: Pneumatic tire
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Application No.: US15508682Application Date: 2015-09-03
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Publication No.: US10759233B2Publication Date: 2020-09-01
- Inventor: Tadao Matsumoto , Yasutaka Iwata , Kentaro Yagyu , Fumikazu Yamashita , Shingo Umekita , Yasuaki Kuniyasu , Hiroaki Ninomiya
- Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
- Applicant Address: JP Kobe-Shi, Hyogo
- Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
- Current Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
- Current Assignee Address: JP Kobe-Shi, Hyogo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@17c68ef4 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@58aa5207 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@3e320f20
- International Application: PCT/JP2015/075029 WO 20150903
- International Announcement: WO2016/035840 WO 20160310
- Main IPC: B60C15/06
- IPC: B60C15/06 ; B60C15/00 ; B60C9/22 ; B29D30/72 ; B29D30/48

Abstract:
In the tire 2, fillers 10 are layered over clinches 8 in portions outward of a carcass 14 in the axial direction. A carcass ply 50 is turned up around cores 44. Turned-up portions 50a are disposed between the fillers 10 and apexes 46. Each clinch 8 has a maximum thickness Tcx that is measured along a line normal to an inner surface, in the axial direction, of the clinch 8. A ratio of a thickness Tf1 of the filler 10 to a sum of the thickness Tf1 and the thickness Tcx is greater than or equal to 0.1 and not greater than 0.6. A percentage of a complex elastic modulus E*f of the filler 10 relative to a complex elastic modulus E*a of the apex 46 is greater than or equal to 70% and not greater than 125%.
Public/Granted literature
- US20170274710A1 PNEUMATIC TIRE Public/Granted day:2017-09-28
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