Infrared inspection of metallic web structures

US8994817B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8994817-B2
Application numberUS-201113295678-A
CountryUS
Kind codeB2
Filing dateNov 14, 2011
Priority dateNov 14, 2011
Publication dateMar 31, 2015
Grant dateMar 31, 2015

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Abstract

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Systems and methods for detecting anomalies in web structures used in the formation of tires are disclosed. A thermal imaging device, such as an infrared camera, can be used to scan a portion of web structure as the web structure leaves a calender. The thermal images can be analyzed for temperature differentials in the web structure. The presence of a temperature differential can signify the presence of an anomaly in the web structure, such as a missing or out of place cable anomaly, an improper edge trim anomaly, or a missing rubber material anomaly.

First claim

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What is claimed is: 1. A method for inspecting a web structure for use in the formation of a tire as the web structure exits a calender machine capable of pressing heated rubber sheets against each other, the web structure comprising a plurality of metallic cables embedded in a rubber material, the method comprising: scanning a portion of the web structure with a thermal imaging device as the web structure exits the calender machine and the web structure is in a thermodynamic stat…

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What does patent US8994817B2 cover?
Systems and methods for detecting anomalies in web structures used in the formation of tires are disclosed. A thermal imaging device, such as an infrared camera, can be used to scan a portion of web structure as the web structure leaves a calender. The thermal images can be analyzed for temperature differentials in the web structure. The presence of a temperature differential can signify the pr…
Who is the assignee on this patent?
Heintze David P, Michelin Rech Tech, Michelin & Cie
What technology area does this patent fall under?
Primary CPC classification G01N25/72. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Mar 31 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).