(19)

(11)

EP 0 858 531 A1

(12)

(43) Date of publication: 19.08.1998 Bulletin 1998/34 (21) Application number: 96934873.0 (22) Date of filing: 01.11.1996

(51) International Patent Classification (IPC):  E01C 19/ 05( . ) F26B 3/ 20( . ) E01C 19/ 10( . ) F26B 3/ 30( . ) (86) International application number: PCT/FI1996/000587 (87) International publication number: WO 1997/016600 (09.05.1997 Gazette 1997/20)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 02.11.1995 FI 19950000466U (71) Applicant: Anomatic Oy 21530 Paimio (FI)	(72) Inventors: HEIKKINEN, Hannu FIN-87500 Kajaani (FI) KARILAINEN, Matti FIN-21530 Paimio (FI) (74) Representative: Kuosmanen, Timo, et al  Kolster Oy Ab, P.O. Box 148, Iso Roobertinkatu 23 00121 Helsinki 00121 Helsinki (FI)