(19)

(11)

EP 1 220 790 A1

(12)

(43) Date of publication: 10.07.2002 Bulletin 2002/28 (21) Application number: 99974031.9 (22) Date of filing: 21.09.1999

(51) International Patent Classification (IPC)7: B65D 30/10, A45C 7/00, A45C 13/04 (86) International application number: PCT/US9921/844 (87) International publication number: WO 0121/497 (29.03.2001 Gazette 2001/13)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (71) Applicants: Kellogg, Michael S. Oconomowoc,Wisconsin 53066 (US) Krotts, Dean B. Milwaukee,Wisconsin 53222 (US)	(72) Inventors: Kellogg, Michael S. Oconomowoc,Wisconsin 53066 (US) Krotts, Dean B. Milwaukee,Wisconsin 53222 (US) (74) Representative: Dee, Ian Mark  Eric Potter Clarkson,Park View House,58 The Ropewalk Nottingham NG1 5DD Nottingham NG1 5DD (GB)