(19)

(11)

EP 0 510 037 A1

(12)

(43) Date of publication: 28.10.1992 Bulletin 1992/44 (21) Application number: 91901801.0 (22) Date of filing: 15.01.1991

(51) International Patent Classification (IPC):  A63B 21/ 062( . ) A63B 21/ 068( . ) A63B 21/ 00( . ) (86) International application number: PCT/FI1991/000015 (87) International publication number: WO 1991/010479 (25.07.1991 Gazette 1991/17)

(84) Designated Contracting States: AT BE DE FR GB IT NL SE (30) Priority: 16.01.1990 FI 19900000240 (71) Applicant: PEKKANEN, Olli SF-02730 Espoo (FI)	(72) Inventor: PEKKANEN, Olli SF-02730 Espoo (FI) (74) Representative: Kummelsten, Per-Arne, et al  UPPSALA PATENTBYRA P.O. Box 9013 S-750 09 Uppsala S-750 09 Uppsala (SE)