(19)

(11)

EP 1 631 517 A1

(12)

(43) Date of publication: 08.03.2006 Bulletin 2006/10 (21) Application number: 03738915.2 (22) Date of filing: 15.05.2003

(51) International Patent Classification (IPC):  B66B 1/26(1968.09) H02P 5/00(1968.09) (86) International application number: PCT/US2003/015244 (87) International publication number: WO 2004/106209 (09.12.2004 Gazette 2004/50)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicant: OTIS ELEVATOR COMPANY Farmington, CT 06032 (US)	(72) Inventors: FINN, Alan Hebron, CT 06248 (US) OH, Jae-Hyuk Tolland, CT 06108 (US) PENG, Pei-Yuan Ellington, CT 06029 (US) PIETRZYKOWSKI, Chris Unionville, CT 06085 (US) (74) Representative: Leckey, David Herbert  Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street London EC4V 4EL London EC4V 4EL (GB)