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EP 2 201 191 A1

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(43) Date of publication: 30.06.2010 Bulletin 2010/26 (21) Application number: 08772705.3 (22) Date of filing: 25.07.2008

(51) International Patent Classification (IPC):  E04B 2/62(2006.01) F16S 3/06(2006.01) F16S 3/02(2006.01) E04C 2/38(2006.01) E04C 2/08(2006.01) (86) International application number: PCT/AU2008/001081 (87) International publication number: WO 2009/039557 (02.04.2009 Gazette 2009/14)

(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: 25.09.2007 AU 2007905213 (71) Applicant: 2020 Construction Systems Pty Ltd Fremantle, W.A. 6160 (AU)	(72) Inventors: PERRIMAN, William, S. Fremantle, W.A. 6160 (AU) TRAINER, Richard, J. Fremantle, W.A. 6160 (AU) ROMARO, Terry, S. Fremantle, W.A. 6160 (AU) (74) Representative: Intes, Didier Gérard André et al Cabinet Beau de Loménie 158, rue de l'Université 75340 Paris Cedex 07 75340 Paris Cedex 07 (FR)