(19)

(11)

EP 0 830 513 A1

(12)

(43) Date of publication: 25.03.1998 Bulletin 1998/13 (21) Application number: 97915594.0 (22) Date of filing: 03.04.1997

(51) International Patent Classification (IPC):  E04B 1/ 19( . ) F16B 7/ 04( . ) (86) International application number: PCT/GB1997/000944 (87) International publication number: WO 1997/038229 (16.10.1997 Gazette 1997/44)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 05.04.1996 HR 19960000160 (71) Applicants: JONES, Graham Henry Blackheath, London SE3 7LG (GB) Calic, Bruno 51000 Rijeka (HR)	(72) Inventor: CALIC, Bruno 51000 Rijeka (HR) (74) Representative: Jones, Graham H., et al  Graham Jones & Company 77 Beaconsfield Road Blackheath London SE3 7LG London SE3 7LG (GB)