(19)

(11)

EP 0 586 413 A1

(12)

(43) Date of publication: 16.03.1994 Bulletin 1994/11 (21) Application number: 92909783.0 (22) Date of filing: 19.05.1992

(51) International Patent Classification (IPC):  D01G 15/ 92( . ) D01H 4/ 32( . ) D01G 19/ 10( . ) (86) International application number: PCT/GB1992/000908 (87) International publication number: WO 1992/021801 (10.12.1992 Gazette 1992/31)

(84) Designated Contracting States: AT BE CH DE ES FR GB IT LI NL (30) Priority: 25.05.1991 GB 19910011373 (71) Applicant: JAMES HOLDSWORTH & BROTHERS LIMITED Mirfield WF14 8NQ (GB)	(72) Inventor: HOLDSWORTH, William Cumberworth, Huddersfield (GB) (74) Representative: Belcher, Simon James, et al  Urquhart-Dykes & Lord Tower House Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)