(19)

(11)

EP 0 458 834 A1

(12)

(43) Date of publication: 04.12.1991 Bulletin 1991/49 (21) Application number: 90903195.0 (22) Date of filing: 09.02.1990

(51) International Patent Classification (IPC):  B65G 59/ 06( . ) B65G 59/ 10( . ) H01M 2/ 04( . ) B29C 65/ 78( . ) H01M 2/ 02( . ) B29C 65/ 20( . ) (86) International application number: PCT/GB1990/000206 (87) International publication number: WO 1990/009684 (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: 18.02.1989 GB 19890003755 (71) Applicant: TBS ENGINEERING LIMITED Cheltenham, Gloucestershire GL51 9TY (GB)	(72) Inventor: HOPWOOD, Robert Timothy Heatherly, Cheltenham, Gloucestershire (GB) (74) Representative: Dunlop, Brian Kenneth Charles, et al  c/o Wynne-Jones, Lainé & James 22 Rodney Road Cheltenham Gloucestershire GL50 1JJ Cheltenham Gloucestershire GL50 1JJ (GB)