(19)

(11)

EP 0 323 464 A1

(12)

(43) Date of publication: 12.07.1989 Bulletin 1989/28 (21) Application number: 87905520.0 (22) Date of filing: 07.08.1987

(51) International Patent Classification (IPC):  B67D 1/ 08( . ) (86) International application number: PCT/US1987/001931 (87) International publication number: WO 1988/001249 (25.02.1988 Gazette 1988/05)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 11.08.1986 US 19860895161 (71) Applicant: APV ROSISTA, INC. Rockford, IL 61101 (US)	(72) Inventors: BREWER, Andrew, J. Canoga Park, CA 91306 (US) GUNN, Jeffrey, W. Thousand Oaks, CA 91360 (US) HAGAN, James, P. Chatsworth, CA 91311 (US) (74) Representative: Godsill, John Kenneth, et al  Haseltine Lake & Co. Hazlitt House 28 Southampton Buildings Chancery Lane London WC2A 1AT London WC2A 1AT (GB)