(19)

(11)

EP 0 831 955 A1

(12)

(43) Date of publication: 01.04.1998 Bulletin 1998/14 (21) Application number: 97907272.0 (22) Date of filing: 21.03.1997

(51) International Patent Classification (IPC):  A63B 31/ 11( . ) (86) International application number: PCT/IT1997/000064 (87) International publication number: WO 1997/035644 (02.10.1997 Gazette 1997/42)

(84) Designated Contracting States: BE DE DK ES FI FR GB GR IE IT NL PT SE Designated Extension States: AL SI (30) Priority: 22.03.1996 IT 1996BO00161 (71) Applicant: Curatolo, Pio Maria Guglielmo 06122 Perugia (IT)	(72) Inventor: Curatolo, Pio Maria Guglielmo 06122 Perugia (IT)