Invention Grant
- Patent Title: Runflat tire with sidewall-reinforcing inserts
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Application No.: US15549296Application Date: 2016-02-01
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Publication No.: US10894448B2Publication Date: 2021-01-19
- Inventor: James M. Kirby
- Applicant: Bridgestone Americas Tire Operations, LLC
- Applicant Address: US TN Nashville
- Assignee: Bridgestone Americas Tire Operations, LLC
- Current Assignee: Bridgestone Americas Tire Operations, LLC
- Current Assignee Address: US TN Nashville
- International Application: PCT/US2016/015897 WO 20160201
- International Announcement: WO2016/130347 WO 20160818
- Main IPC: B60C17/00
- IPC: B60C17/00 ; B60C9/12

Abstract:
A run-flat tire having a tread, an inner liner disposed beneath the tread, a body ply, and a pair of sidewalls axially spaced apart from one another is disclosed. The run-flat tire further includes a pair of sidewall-reinforcing portions each disposed in respective sidewall regions and each having a fabric barrier; a first sidewall-reinforcing insert between the fabric barrier and the inner liner; and a second sidewall-reinforcing insert disposed between the fabric barrier and the body ply. The fabric barrier extends not more than an entire length of the sidewall-reinforcing portion.
Public/Granted literature
- US20180037069A1 A RUNFLAT TIRE WITH SIDEWALL-REINFORCING INSERTS Public/Granted day:2018-02-08
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