(19)

(11)

EP 0 048 254 A1

(12)

(43) Date of publication: 31.03.1982 Bulletin 1982/13 (21) Application number: 81900808.0 (22) Date of filing: 30.03.1981

(51) International Patent Classification (IPC):  B65G 33/ 14( . ) B65G 65/ 46( . ) B65G 65/ 22( . ) (86) International application number: PCT/SE1981/000102 (87) International publication number: WO 1981/002723 (01.10.1981 Gazette 1981/23)

(84) Designated Contracting States: AT CH DE FR GB LI LU NL (30) Priority: 28.03.1980 SE 19800002410 (71) Applicant: PERSSON, Arne S-820 27 Söderala (SE)	(72) Inventor: PERSSON, Arne S-820 27 Söderala (SE) (74) Representative: Bjerkén, Jarl Hakan  Bjerkéns Patentbyra KB P.O.Box 1274 S-801 37 Gävle S-801 37 Gävle (SE)