(19)

(11)

EP 0 856 112 A1

(12)

(43) Date of publication: 05.08.1998 Bulletin 1998/32 (21) Application number: 97932091.0 (22) Date of filing: 27.06.1997

(51) International Patent Classification (IPC):  F16C 29/ 00( . ) F16C 29/ 12( . ) F16C 29/ 04( . ) F16C 33/ 58( . ) (86) International application number: PCT/SE1997/001163 (87) International publication number: WO 1998/009087 (05.03.1998 Gazette 1998/09)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 30.08.1996 SE 19960003163 (71) Applicant: Kolungen AB 464 92 Mellerud (SE)	(72) Inventor: GRANBOM, Bo S-464 92 Mellerud (SE) (74) Representative: Onn, Thorsten, et al  AB STOCKHOLMS PATENTBYRA Box 23101 104 35 Stockholm 104 35 Stockholm (SE)