(19)

(11)

EP 0 374 175 A1

(12)

(43) Date of publication: 27.06.1990 Bulletin 1990/26 (21) Application number: 88907726.0 (22) Date of filing: 26.08.1988

(51) International Patent Classification (IPC):  B61B 13/ 06( . ) B65G 9/ 00( . ) (86) International application number: PCT/GB1988/000705 (87) International publication number: WO 1989/001891 (09.03.1989 Gazette 1989/06)

(84) Designated Contracting States: AT DE FR GB IT NL SE (30) Priority: 29.08.1987 GB 19870020465 23.09.1987 GB 19870022351 (71) Applicant: S.R. Gent PLC Barnsley Yorkshire S70 6JE (GB)	(72) Inventors: O'KEEFE, Michael Darfield Barnsley (GB) BROOK, Kevin Sandal Wakefield WF2 6SW (GB) (74) Representative: Orr, William McLean, et al  URQUHART-DYKES & LORD 5th Floor, Tower House Merrion Way Leeds West Yorkshire, LS2 8PA Leeds West Yorkshire, LS2 8PA (GB)