(19)

(11)

EP 1 161 594 A1

(12)

(43) Date of publication: 12.12.2001 Bulletin 2001/50 (21) Application number: 98902577.0 (22) Date of filing: 16.01.1998

(51) International Patent Classification (IPC)7: D21F 1/02 (86) International application number: PCT/US9800/831 (87) International publication number: WO 9936/613 (22.07.1999 Gazette 1999/29)

(84) Designated Contracting States: AT DE FI FR GB SE (71) Applicant: BELOIT TECHNOLOGIES, INC. Wilmington,Delaware 19803 (US)	(72) Inventors: FIELD, Roderic Bury BL0 9SW (GB) WORSICK, A., D. Lancashire 8L1 8UL (GB) (74) Representative: Schmitz, Jean-Marie et al Dennemeyer & Associates S.A.,P.O. Box 1502 1015 Luxembourg 1015 Luxembourg (LU)