(19)

(11)

EP 0 594 661 A1

(12)

(43) Date of publication: 04.05.1994 Bulletin 1994/18 (21) Application number: 92914072.0 (22) Date of filing: 30.06.1992

(51) International Patent Classification (IPC):  D03C 3/ 20( . ) D03C 13/ 00( . ) (86) International application number: PCT/GB1992/001178 (87) International publication number: WO 1993/001337 (21.01.1993 Gazette 1993/03)

(84) Designated Contracting States: BE CH DE FR GB IT LI (30) Priority: 05.07.1991 GB 19910014563 (71) Applicant: BONAS MACHINE COMPANY LIMITED Gateshead ME11 OLF (GB)	(72) Inventors: MAHBOUDIAN-JONES, Malcolm Gawayne Boucher Belmont, Durham DH1 2BE (GB) PARKES, David John Owen Forest Hall, Tyne & Wear NE12 9LN (GB) (74) Representative: Dealtry, Brian, et al  Eric Potter & Clarkson St. Mary's Court St. Mary's Gate Nottingham NG1 1LE Nottingham NG1 1LE (GB)