Tread surface structures for mud evacuation

US9207150B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9207150-B2
Application numberUS-95241110-A
CountryUS
Kind codeB2
Filing dateNov 23, 2010
Priority dateNov 25, 2009
Publication dateDec 8, 2015
Grant dateDec 8, 2015

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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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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

The present invention provides structures on the tread of a tire that improve the evacuation of mud, soil and the like. In particular, different tread features are provided that may improve the evacuation of mud, soil and the like by themselves or by strategically combining them. These different tread features may be tested to see how they affect mud evacuation at different rotational speeds by a test apparatus that mimics the performance of a tire. For example, a tread that has offset shoulder tread blocks, which shows good mud evacuation at lower speeds, may be combined with shoulder grooves with pockets that show good mud evacuation at intermediate speeds to see if this combination provides a solution that has the lowest change of speed necessary to evacuate 50-87% of the mud found in the grooves.

First claim

Opening claim text (preview).

What is claimed is: 1. A tire with a tread having circumferential and axial directions, said tread comprising staggered outside tread blocks located in a shoulder region of the tread and ridges with pockets formed therein found on bottom surfaces of a plurality of shoulder grooves found on the tread, wherein the staggered outside tread block outside wall is offset by an axial distance from an adjacent outside tread block outside wall. 2. The tire of claim 1 , w…

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What does patent US9207150B2 cover?
The present invention provides structures on the tread of a tire that improve the evacuation of mud, soil and the like. In particular, different tread features are provided that may improve the evacuation of mud, soil and the like by themselves or by strategically combining them. These different tread features may be tested to see how they affect mud evacuation at different rotational speeds by…
Who is the assignee on this patent?
Buresh Patrick J, Michelin & Cie, Michelin Rech Tech
What technology area does this patent fall under?
Primary CPC classification G01M17/021. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Dec 08 2015 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).