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(11)

EP 1 056 922 A1

(12)

(43) Date of publication: 06.12.2000 Bulletin 2000/49 (21) Application number: 99904629.5 (22) Date of filing: 22.02.1999

(51) International Patent Classification (IPC)7: E06B 9/52, E04C 2/42, E04F 19/08, B60R 27/00, F16B 5/07, F24F 11/00, F24F 13/06, F24F 13/28 (86) International application number: PCT/AU9900/097 (87) International publication number: WO 9942/694 (26.08.1999 Gazette 1999/34)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 20.02.1998 AU 5542398 28.05.1998 AU 6906898 12.06.1998 AU 7185598 (71) Applicant: Security Inventions Pty. Ltd Toowong, QLD 4066 (AU)	(72) Inventors: TAYLOR, Peter, Syme Hamilton, QLD 4007 (AU) EDLIN, Andrew, Craig Sunnybank, QLD 4109 (AU) (74) Representative: Wolf, Eckhard, Dr.-Ing. et al Patentanwälte Wolf & LutzHauptmannsreute 93 70193 Stuttgart 70193 Stuttgart (DE)