Tire, and tire manufacturing method

US2016001607A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2016001607-A1
Application numberUS-201414770823-A
CountryUS
Kind codeA1
Filing dateMar 4, 2014
Priority dateMar 5, 2013
Publication dateJan 7, 2016
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

Tire frame step portions 18 are formed to a tire frame member 17 . The tire frame step portions 18 are formed further toward the tire equatorial plane side than tire axial direction end portions 30 A of a tread member 30 . Covering layers 24 are formed at the outside of the tire frame member 17 so as to span from bead portions to the tire frame step portions 18.

First claim

Opening claim text (preview).

1 . A tire, comprising: a tire frame member that is formed from a resin material and that includes at least a bead portion; a tread member that is disposed at a tire radial direction outer side of the tire frame member and that configures a tire tread; a tire frame step portion that is formed at a tire radial direction outer face side of the tire frame member, and that is formed further toward a tire equatorial plane side than a tire axial direction end portion of the tread member, and that becomes lower at a tire axial direction outer side; and a covering layer that is formed at an outer side of the tire frame member so as to span from the bead portion to the tire frame step portion. 2 . The tire of claim 1 , further comprising a flow stopping wall formed at an end portion on a tire tread side of the covering layer and adjacent to the tire axial direction end portion of the tread member. 3 . The tire of claim 1 , wherein: the tire frame member includes a reinforcement layer that is disposed at a tire radial direction outer side portion and that has a reinforcement cord; and the tire frame step portion is disposed further toward the tire axial direction outer side than a tire shoulder side end portion of the reinforcement layer.

Assignees

Inventors

Classifications

  • characterised by the material of the core, e.g. alloy · CPC title

  • Bead cores · CPC title

  • Cable cores, i.e. cores made-up of twisted wires · CPC title

  • Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers · CPC title

  • Shape of the shoulders between tread and sidewall, e.g. rounded, stepped or cantilevered · CPC title

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What does patent US2016001607A1 cover?
Tire frame step portions 18 are formed to a tire frame member 17 . The tire frame step portions 18 are formed further toward the tire equatorial plane side than tire axial direction end portions 30 A of a tread member 30 . Covering layers 24 are formed at the outside of the tire frame member 17 so as to span from bead portions to the tire frame step portions 18.
Who is the assignee on this patent?
Bridgestone Corp
What technology area does this patent fall under?
Primary CPC classification B60C13/002. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Thu Jan 07 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).