The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 04, 2022

Filed:

Feb. 28, 2018
Applicants:

Centre National DE LA Recherche Scientifique, Paris, FR;

Ecole Normale Superieure DE Cachan, Cachan, FR;

Inventors:

François Hild, Chatenay-Malabry, FR;

Hugo Leclerc, Cachan, FR;

Stéphane Roux, Rosny-sous-Bois, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 11/16 (2006.01); G06T 7/32 (2017.01); G06T 7/00 (2017.01); G06F 30/23 (2020.01); G06F 30/17 (2020.01); G01B 15/06 (2006.01); G01M 5/00 (2006.01); G06F 111/10 (2020.01);
U.S. Cl.
CPC ...
G01B 11/16 (2013.01); G01B 15/06 (2013.01); G01M 5/005 (2013.01); G06F 30/17 (2020.01); G06F 30/23 (2020.01); G06T 7/32 (2017.01); G06T 7/97 (2017.01); G06F 2111/10 (2020.01); G06T 2207/10072 (2013.01);
Abstract

A computer-implemented method for identifying mechanical parameters of an object subjected to mechanical stress is provided. The method comprises a step of acquiring, by an imaging means, images of the object taken before and during the application of the mechanical stress, three steps of calculating the effects due to the stress carried out either on the basis of the modeling of the recorded images or on the basis of a theoretical mechanical modeling of the stress, a step of defining a functional equal to the difference between the two models and a last step of minimizing said functional so that the experimental model is as close as possible to the theoretical mechanical model. Additional measurements make it possible to refine the method.


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