(19)

(11)

EP 2 188 461 A1

(12)

(43) Date of publication: 26.05.2010 Bulletin 2010/21 (21) Application number: 08782927.1 (22) Date of filing: 15.08.2008

(51) International Patent Classification (IPC):  E04B 9/36(2006.01) E04F 13/08(2006.01) E04B 9/28(2006.01) (86) International application number: PCT/AU2008/001179 (87) International publication number: WO 2009/023898 (26.02.2009 Gazette 2009/09)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 17.08.2007 AU 2007904400 P 21.12.2007 AU 2007906992 P (71) Applicant: Nelson, Cameron David Cronulla, NSW 2230 (AU)	(72) Inventor: Nelson, Cameron David Cronulla, NSW 2230 (AU) (74) Representative: Wightman, David Alexander  Barker Brettell LLP 138 Hagley Road Edgbaston Birmingham B16 9PW Edgbaston Birmingham B16 9PW (GB)