(19)

(11)

EP 0 236 332 A1

(12)

(43) Date of publication: 16.09.1987 Bulletin 1987/38 (21) Application number: 86900310.0 (22) Date of filing: 29.11.1985

(51) International Patent Classification (IPC):  A01H 1/ 02( . ) (86) International application number: PCT/SE1985/000496 (87) International publication number: WO 1986/003095 (05.06.1986 Gazette 1986/12)

(84) Designated Contracting States: BE FR GB NL (30) Priority: 30.11.1984 SE 19840006079 (71) Applicant: VITANS, Leo S-693 00 Degerfors (SE)	(72) Inventor: VITANS, Leo S-693 00 Degerfors (SE) (74) Representative: Axelsson, Rolf, et al  Kransell & Wennborg AB Box 27834 S-115 93 Stockholm S-115 93 Stockholm (SE)