(19)

(11)

EP 0 673 496 A1

(12)

(43) Date of publication: 27.09.1995 Bulletin 1995/39 (21) Application number: 94919451.0 (22) Date of filing: 16.12.1993

(51) International Patent Classification (IPC):  F28F 9/ 18( . ) F28F 21/ 06( . ) F28F 9/ 02( . ) (86) International application number: PCT/CA1993/000544 (87) International publication number: WO 1994/015163 (07.07.1994 Gazette 1994/15)

(84) Designated Contracting States: BE DE FR GB IT NL SE (30) Priority: 21.12.1992 GB 19920026554 (71) Applicant: Cesaroni, Anthony Joseph Unionville, Ontario L3R 8J1 (CA)	(72) Inventor: Cesaroni, Anthony Joseph Unionville, Ontario L3R 8J1 (CA) (74) Representative: Abitz, Walter, Dr.-Ing., et al  Patentanwälte Abitz & Partner, Poschingerstrasse 6 D-81679 München D-81679 München (DE)