(19)

(11)

EP 0 659 043 A1

(12)

(43) Date of publication: 28.06.1995 Bulletin 1995/26 (21) Application number: 93919479.0 (22) Date of filing: 31.08.1993

(51) International Patent Classification (IPC):  A01C 23/ 00( . ) B67D 7/ 36( . ) B65B 39/ 00( . ) (86) International application number: PCT/GB1993/001843 (87) International publication number: WO 1994/005146 (17.03.1994 Gazette 1994/07)

(84) Designated Contracting States: BE DE DK FR GB IE LU NL (30) Priority: 05.09.1992 GB 19920018854 (71) Applicant: G. & W. LEA (NANTWICH) LIMITED Nantwich, Cheshire CW5 5DD (GB)	(72) Inventor: LEA, Roger Winston Sutton Weaver, Cheshire WA7 3EF (GB) (74) Representative: Downey, William Gerrard  Wilson, Gunn, M'Caw & Co., 41-51 Royal Exchange, Cross Street Manchester M2 7BD Manchester M2 7BD (GB)