(19)

(11)

EP 0 959 959 A1

(12)

(43) Date of publication: 01.12.1999 Bulletin 1999/48 (21) Application number: 97901860.0 (22) Date of filing: 16.01.1997

(51) International Patent Classification (IPC):  A63B 63/ 00( . ) A63B 63/ 04( . ) (86) International application number: PCT/SE1997/000052 (87) International publication number: WO 1997/026956 (31.07.1997 Gazette 1997/33)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 25.01.1996 SE 19960000282 (71) Applicant: Skanshus AB 411 38 Göteborg (SE)	(72) Inventor: KIDMARK, Göte S-435 35 Mölnlycke (SE) (74) Representative: Cederbom, Hans Erik August, et al  Cegumark AB, Box 53047 400 14 Göteborg 400 14 Göteborg (SE)