(19)

(11)

EP 1 105 830 A1

(12)

(43) Date of publication: 13.06.2001 Bulletin 2001/24 (21) Application number: 99939283.0 (22) Date of filing: 19.08.1999

(51) International Patent Classification (IPC)7: G06K 7/12, G06K 19/06, G05B 19/418, G05B 19/12 (86) International application number: PCT/CA9900/769 (87) International publication number: WO 0011/595 (02.03.2000 Gazette 2000/09)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 20.08.1998 CA 2245412 (71) Applicant: CENTRE DE RECHERCHE INDUSTRIELLE DU QUEBEC Ste-FoyQuebec, G1P 4C7 (CA)	(72) Inventors: LABBE, Jacques Ste-Foy, Québec G2E 4H4 (CA) BILODEAU, Sylvain Ste-Foy, Québec G2G 2M2 (CA) (74) Representative: Reinhardt, Harry et al Mayer, Frank, Reinhardt,Schwarzwaldstrasse 1A 75173 Pforzheim 75173 Pforzheim (DE)