(19)

(11)

EP 0 898 632 A1

(12)

(43) Date of publication: 03.03.1999 Bulletin 1999/09 (21) Application number: 97923173.0 (22) Date of filing: 16.05.1997

(51) International Patent Classification (IPC):  E04H 15/ 44( . ) E04H 15/ 42( . ) E04H 15/ 58( . ) E04H 15/ 40( . ) E04H 15/ 54( . ) E04H 15/ 32( . ) (86) International application number: PCT/GB1997/001341 (87) International publication number: WO 1997/043508 (20.11.1997 Gazette 1997/50)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 16.05.1996 GB 19960010235 (71) Applicant: Bendit, Jonathan Edingburgh EH6 6JA (GB)	(72) Inventor: Bendit, Jonathan Edingburgh EH6 6JA (GB) (74) Representative: Cooper, John, et al  Murgitroyd & Company, Chartered Patent Agents, 373 Scotland Street Glasgow G5 8QA Glasgow G5 8QA (GB)