(19)

(11)

EP 0 225 908 A1

(12)

(43) Date of publication: 24.06.1987 Bulletin 1987/26 (21) Application number: 86903644.0 (22) Date of filing: 13.05.1986

(51) International Patent Classification (IPC):  F16H 3/ 54( . ) F16H 3/ 60( . ) (86) International application number: PCT/SE1986/000222 (87) International publication number: WO 1986/007423 (18.12.1986 Gazette 1986/27)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 07.06.1985 SE 19850002826 20.02.1986 SE 19860000760 (71) Applicant: AHLSTRÖM, Sven-Ake S-822 00 Alfta (SE)	(72) Inventor: AHLSTRÖM, Sven-Ake S-822 00 Alfta (SE)