(19)

(11)

EP 0 644 846 A1

(12)

(43) Date of publication: 29.03.1995 Bulletin 1995/13 (21) Application number: 92913466.0 (22) Date of filing: 12.06.1992

(51) International Patent Classification (IPC):  B65B 39/ 00( . ) B67C 3/ 26( . ) (86) International application number: PCT/US1992/004924 (87) International publication number: WO 1993/025437 (23.12.1993 Gazette 1993/30)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU MC NL SE (71) Applicant: SERVITECH, INC. Salt Lake City, UT 84104 (US)	(72) Inventors: NISH, Terry, E. Salt Lake City, UT 84116 (US) McCRAY, Cecil, Ray Salt Lake City, UT 84104 (US) (74) Representative: Meddle, Alan Leonard, et al  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München D-80801 München (DE)