(19)

(11)

EP 0 605 547 A1

(12)

(43) Date of publication: 13.07.1994 Bulletin 1994/28 (21) Application number: 92920095.0 (22) Date of filing: 02.09.1992

(51) International Patent Classification (IPC):  B65C 9/ 40( . ) B65C 9/ 18( . ) B65C 9/ 46( . ) B65C 1/ 02( . ) B65C 9/ 42( . ) B65C 11/ 02( . ) (86) International application number: PCT/US1992/007407 (87) International publication number: WO 1993/007064 (15.04.1993 Gazette 1993/10)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 28.09.1991 DE 19914132369 (71) Applicant: MINNESOTA MINING AND MANUFACTURING COMPANY St. Paul, Minnesota 55133-3427 (US)	(72) Inventors: SCHWARZ, Werner, R. D-5090 Leverkusen 3 (DE) WILDT, Theo, N. D-5177 Titz (DE) GRAESSLE, Josef, A. D-4000 Düsseldorf (DE) (74) Representative: Hilleringmann, Jochen, Dipl.-Ing., et al  Patentanwälte von Kreisler-Selting-Werner, Bahnhofsvorplatz 1 (Deichmannhaus) D-50667 Köln D-50667 Köln (DE)