(19)

(11)

EP 0 270 552 A1

(12)

(43) Date of publication: 15.06.1988 Bulletin 1988/24 (21) Application number: 86906022.0 (22) Date of filing: 14.10.1986

(51) International Patent Classification (IPC):  B65G 1/ 04( . ) B66F 9/ 07( . ) (86) International application number: PCT/SE1986/000472 (87) International publication number: WO 1987/002338 (23.04.1987 Gazette 1987/09)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 15.10.1985 SE 19850004771 (71) Applicant: AKTIEBOLAGET MTH GRUPPEN S-661 00 Säffle (SE)	(72) Inventors: LARSSON, Urban, Ake, Ingemar S-661 00 Säffle (SE) WIKLUND, Björn, Sture S-661 00 Säffle (SE) (74) Representative: Hynell, Magnus  Hynell Patenttjänst AB Box 236 S-683 02 Hagfors S-683 02 Hagfors (SE)