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1. (WO2015044196) IMAGE ACQUISITION DEVICE FOR THE VISUAL INSPECTION OF THE INNER SURFACE OF A TYRE, AND ASSOCIATED METHOD
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2015/044196 International Application No.: PCT/EP2014/070358
Publication Date: 02.04.2015 International Filing Date: 24.09.2014
IPC:
G01N 21/954 (2006.01)
G PHYSICS
01
MEASURING; TESTING
N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
21
Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light
84
Systems specially adapted for particular applications
88
Investigating the presence of flaws, defects or contamination
95
characterised by the material or shape of the object to be examined
954
Inspecting the inner surface of hollow bodies, e.g. bores
Applicants:
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN [FR/FR]; 12 cours Sablon F-63000 Clermont Ferrand, FR
MICHELIN RECHERCHE ET TECHNIQUE S.A. [CH/CH]; Route Louis Braille 10 CH-1763 Granges-Paccot, CH
Inventors:
CHARLAT, Julien; FR
LEOBAL, Christian; FR
Agent:
CASALONGA; Casalonga & Associes 8 Avenue Percier F-75008 Paris, FR
Priority Data:
135926326.09.2013FR
Title (EN) IMAGE ACQUISITION DEVICE FOR THE VISUAL INSPECTION OF THE INNER SURFACE OF A TYRE, AND ASSOCIATED METHOD
(FR) DISPOSITIF D'ACQUISITION D'IMAGES DESTINÉ À L'INSPECTION VISUELLE DE LA SURFACE INTÉRIEURE D'UN PNEUMATIQUE ET PROCÉDÉ ASSOCIÉ
Abstract:
(EN) The invention relates to a device (10) for the acquisition of images of the inner surface of a tyre, comprising at least one image acquisition module (14) provided with at least one lighting means (20) that can project a light beam onto a predetermined area of the inner surface of the tyre, at least one image acquisition means (22) that can acquire a light beam reflected off said area of the tyre, from said original light beam, and at least one reflector (30) which is optically arranged between the lighting means (20) and said area of the tyre.
(FR) Le dispositif (10) d'acquisition d'images de la surface intérieure d'un pneumatique comprend au moins un module d'acquisition (14) d'images pourvu d'au moins un moyen d'éclairage (20) apte à projeter un faisceau lumineux sur une zone prédéterminée de la surface intérieure du pneumatique, d'au moins un moyen d'acquisition (22) d'images apte à acquérir un faisceau lumineux réfléchi par ladite zone du pneumatique et issu du faisceau lumineux, et d'au moins un réflecteur (30) disposé optiquement entre le moyen d'éclairage (20) et ladite zone du pneumatique.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: French (FR)
Filing Language: French (FR)