(19)

(11)

EP 0 963 155 A1

(12)

(43) Date of publication: 15.12.1999 Bulletin 1999/50 (21) Application number: 98902008.0 (22) Date of filing: 30.01.1998

(51) International Patent Classification (IPC):  A01K 31/ 16( . ) (86) International application number: PCT/FI1998/000092 (87) International publication number: WO 1998/033376 (06.08.1998 Gazette 1998/31)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI NL SE Designated Extension States: AL LT LV RO SI (30) Priority: 03.02.1997 FI 19970000444 (71) Applicant: Mäkelä, Tauno 35700 Vilppula (FI)	(72) Inventor: Mäkelä, Tauno 35700 Vilppula (FI) (74) Representative: Kahilainen, Hannu Juhani  Tampereen Patenttitoimisto Oy, Hermiankatu 6 33720 Tampere 33720 Tampere (FI)