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EP 0 854 746 A1

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(43) Date of publication: 29.07.1998 Bulletin 1998/31 (21) Application number: 96933536.0 (22) Date of filing: 10.10.1996

(51) International Patent Classification (IPC):  A63F 3/ 02( . ) A63F 9/ 06( . ) A63F 9/ 00( . ) (86) International application number: PCT/GB1996/002485 (87) International publication number: WO 1997/013563 (17.04.1997 Gazette 1997/17)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 10.10.1995 GB 19950020741 17.01.1996 GB 19960000933 24.01.1996 GB 19960001347 (71) Applicant: Durand (Assignees) Limited St. Peter Port, Guernsey GY1 4HP (GB)

(72) Inventors: JOHNSON, William Nevil Heaton, Cliffe House Guernsey GY1 2TQ (GB) Gambling, William Alexander, Univ.of Southampton Southampton SO17 1BJ (GB) HANNA, David Colin, University of Southampton Southampton SO17 1BJ (GB) EASON, Robert William, University of Southampton Southampton SO17 1BJ (GB) (74) Representative: Howden, Christopher Andrew  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 80801 München 80801 München (DE)