(19)

(11)

EP 0 508 998 A1

(12)

(43) Date of publication: 21.10.1992 Bulletin 1992/43 (21) Application number: 91900876.0 (22) Date of filing: 18.12.1990

(51) International Patent Classification (IPC):  B29C 45/ 74( . ) H05B 3/ 58( . ) B29C 47/ 82( . ) (86) International application number: PCT/GB1990/001976 (87) International publication number: WO 1991/009720 (11.07.1991 Gazette 1991/15)

(84) Designated Contracting States: AT BE CH DE DK ES FR GR IT LI LU NL SE (30) Priority: 22.12.1989 GB 19890029145 (71) Applicant: ELMATIC (CARDIFF) LIMITED Rumney Cardiff CF3 8XH (GB)	(72) Inventor: SKALITZKY, John, Michael Nr. Cowbridge Glamorgan CF7 7RQ (GB) (74) Representative: James, Michael John Gwynne, et al  Wynne-Jones, Lainé & James Morgan Arcade Chambers 33, St. Mary Street Cardiff Clamorgan CF1 2AB Cardiff Clamorgan CF1 2AB (GB)