(19)

(11)

EP 0 264 412 A1

(12)

(43) Date of publication: 27.04.1988 Bulletin 1988/17 (21) Application number: 87902530.0 (22) Date of filing: 29.04.1987

(51) International Patent Classification (IPC):  B65G 39/ 09( . ) (86) International application number: PCT/FI1987/000057 (87) International publication number: WO 1987/006562 (05.11.1987 Gazette 1987/24)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI NL SE (30) Priority: 02.05.1986 FI 19860001852 (71) Applicant: KOIVUSILTA, Raimo SF-20110 Turku (FI)	(72) Inventor: KOIVUSILTA, Raimo SF-20110 Turku (FI) (74) Representative: Knoblauch, Ulrich, Dr.-Ing.  Kühhornshofweg 10 D-60320 Frankfurt D-60320 Frankfurt (DE)