Tire tread having incisions

US9308780B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9308780-B2
Application numberUS-201113637234-A
CountryUS
Kind codeB2
Filing dateMar 17, 2011
Priority dateMar 31, 2010
Publication dateApr 12, 2016
Grant dateApr 12, 2016

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  2. Abstract

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  5. First independent claim

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Abstract

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A tread for a tire with raised elements delimited by cuts, at least one of these raised elements having a sipe of a maximum depth at most equal to the thickness of the tread, and running in a main direction determined by the ends of the sipe on the tread surface in the as-new condition and a secondary direction running into the thickness of the tread, having a first part, running in the secondary direction between the contact face in the as-new condition and a depth at least equal to 40% of the maximum depth and a second part extending the first part into the thickness of the tread, and extending over a depth. The second part has, in the main direction of the sipe, at least one first portion and at least one second portion, each having a length less than the length (L).

First claim

Opening claim text (preview).

The invention claimed is: 1. A tread made of a rubber compound for a tire, this tread having a thickness E and comprising a plurality of raised elements delimited by cuts, each raised element comprising: a contact face intended to come into contact with the road surface, and lateral faces intersecting this contact face along edge corners, wherein a collection of contact faces of the raised elements forms a tread surface of the tread, wherein at least one of the…

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What does patent US9308780B2 cover?
A tread for a tire with raised elements delimited by cuts, at least one of these raised elements having a sipe of a maximum depth at most equal to the thickness of the tread, and running in a main direction determined by the ends of the sipe on the tread surface in the as-new condition and a secondary direction running into the thickness of the tread, having a first part, running in the seconda…
Who is the assignee on this patent?
Palgen Marie-Claude, Michelin & Cie, Michelin Rech Tech
What technology area does this patent fall under?
Primary CPC classification B60C11/12. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Tue Apr 12 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). 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).