(19)

(11)

EP 1 668 204 A1

(12)

(43) Date of publication: 14.06.2006 Bulletin 2006/24 (21) Application number: 04761349.2 (22) Date of filing: 24.09.2004

(51) International Patent Classification (IPC):  E04F 19/06(1968.09) E04C 2/00(1968.09) E04F 13/08(1968.09) (86) International application number: PCT/AU2004/001314 (87) International publication number: WO 2005/031085 (07.04.2005 Gazette 2005/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 26.09.2003 AU 2003905292 11.12.2003 AU 2003906894 (71) Applicant: Coastal Innovations Pty Ltd Laurieton, NSW 2443 (AU)	(72) Inventors: WILLIAMS, Kevin Laurieton, NSW 2443 (AU) TAYLOR, Alan Laurieton, NSW 2443 (AU) (74) Representative: Thacker, Darran Ainsley et al Serjeants, 25 The Crescent, King Street Leicester LE1 6RX Leicester LE1 6RX (GB)