(19)

(11)

EP 0 650 572 A1

(12)

(43) Date of publication: 03.05.1995 Bulletin 1995/18 (21) Application number: 93916076.0 (22) Date of filing: 14.07.1993

(51) International Patent Classification (IPC):  F24F 13/ 068( . ) (86) International application number: PCT/GB1993/001483 (87) International publication number: WO 1994/002786 (03.02.1994 Gazette 1994/04)

(84) Designated Contracting States: BE CH DE ES FR LI NL (30) Priority: 16.07.1992 GB 19920015151 (71) Applicant: GILBERTS (BLACKPOOL) LIMITED Blackpool, Lancashire FY4 4QT (GB)	(72) Inventors: PENDLETON, Carl Bispham, Blackpool FY2 0QB (GB) BROWN, Ian Michael Garnforth, Lancs. LA6 1HH (GB) (74) Representative: Brierley, Anthony Paul, et al  Appleyard Lees 15 Clare Road Halifax West Yorkshire HX1 2HY Halifax West Yorkshire HX1 2HY (GB)