Multi-scale method for measuring the shape, movement and/or deformation of a structural part subjected to stresses by creating a plurality of colorimetric speckled patterns

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United States of America Patent

PATENT NO 9852514
SERIAL NO

14905597

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Abstract

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Disclosed is a method for measuring movement and/or deformation of a study part subjected to an external stress, the method implementing a color digital image acquisition device and image correlation unit. The method includes: acquisition (250) of a plurality of color digital images of the surface of the study part by way of the color digital image acquisition device during the application of an external stress on the study part, and processing (260) of the color digital images acquired in the step of acquisition of a plurality of color digital images so as to highlight contrasting details on variable scales.

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Patent Owner(s)

Patent OwnerAddress
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE75794 PARIS CEDEX 16
ECOLE NORMALE SUPERIEURE DE CACHAN61 AVENUE DU PRÉSIDENT WILSON CACHAN CEDEX 94235
AIRBUS GROUP SAS31700 BLAGNAC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hild, Francois Chatenay Malabry, FR 3 7
Petiot, Caroline Les Ulis, FR 7 22
Roux, Stephane Rosny-Sous-Bois, FR 8 33

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