(19)

(11)

EP 2 209 955 A1

(12)

(43) Date of publication: 28.07.2010 Bulletin 2010/30 (21) Application number: 08800122.7 (22) Date of filing: 08.10.2008

(51) International Patent Classification (IPC):  E04F 11/18(2006.01) F16G 11/02(2006.01) F16G 11/00(2006.01) E04H 17/12(2006.01) E04H 17/10(2006.01) F16G 11/10(2006.01) (86) International application number: PCT/AU2008/001487 (87) International publication number: WO 2009/046487 (16.04.2009 Gazette 2009/16)

(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: 08.10.2007 AU 2007905482 09.11.2007 AU 2007906188 13.03.2008 AU 2008901212 (71) Applicant: Arena IP International Pty Ltd as Trustee for The IP Discretionary Trust Townsville, QLD 4810 (AU)	(72) Inventor: ARENA, Michael Garbutt Queensland 4814 (AU) (74) Representative: Schalch, Rainer  E. Blum & Co. AG Vorderberg 11 8044 Zürich 8044 Zürich (CH)