(19)

(11)

EP 0 513 076 A1

(12)

(43) Date of publication: 19.11.1992 Bulletin 1992/47 (21) Application number: 91902970.0 (22) Date of filing: 31.01.1991

(51) International Patent Classification (IPC):  F24C 7/ 02( . ) H05B 6/ 64( . ) B65D 81/ 34( . ) (86) International application number: PCT/CA1991/000031 (87) International publication number: WO 1991/011893 (08.08.1991 Gazette 1991/18)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 02.02.1990 CA 19900200920 08.06.1990 US 19900535168 (71) Applicant: BECKETT INDUSTRIES INC. Oakville Ontario L6K 2H4 (CA)	(72) Inventor: BECKETT, D., Gregory Oakville, Ontario L6H 4E4 (CA) (74) Representative: Laight, Martin Harvey, et al  W.H. Beck, Greener & Co. 7 Stone Buildings Lincoln's Inn London WC2A 3SZ London WC2A 3SZ (GB)