(19)

(11)

EP 0 456 744 A1

(12)

(43) Date of publication: 21.11.1991 Bulletin 1991/47 (21) Application number: 90903192.0 (22) Date of filing: 01.02.1990

(51) International Patent Classification (IPC):  B65G 15/ 00( . ) B65G 19/ 10( . ) B65G 37/ 00( . ) B65G 17/ 26( . ) B65G 19/ 30( . ) (86) International application number: PCT/GB1990/000149 (87) International publication number: WO 1990/009333 (23.08.1990 Gazette 1990/20)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI LU NL SE (30) Priority: 10.02.1989 GB 19890003015 (71) Applicant: HUWOOD INTERNATIONAL LIMITED Gateshead Tyne & Wear NE11 0LP (GB)	(72) Inventors: HODGSON, Alan Newcastle upon Tyne (GB) RICHMOND, Allan Highfield House West Avenue Newcastle upon Tyne (GB) (74) Representative: Szczuka, Jan Tymoteusz, et al  Cruikshank & Fairweather 19 Royal Exchange Square Glasgow G1 3AE Scotland Glasgow G1 3AE Scotland (GB)