(19)

(11)

EP 2 689 074 A1

(12)

(43) Date of publication: 29.01.2014 Bulletin 2014/05 (21) Application number: 12760484.1 (22) Date of filing: 22.03.2012

(51) International Patent Classification (IPC):  E04B 1/343(2006.01) E04H 1/12(2006.01) E04B 1/344(2006.01) (86) International application number: PCT/AU2012/000309 (87) International publication number: WO 2012/126066 (27.09.2012 Gazette 2012/39)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 22.03.2011 AU 2011901059 (71) Applicant: Tektum Ltd Rushcutters Bay, NSW 2011 (AU)	(72) Inventors: PERREN, Nicolas Jean Paul Rushcutters Bay NSW 2011 (AU) GRANT, Thomas Addison Rushcutters Bay NSW 2011 (AU) (74) Representative: Bublak, Wolfgang  Bardehle Pagenberg Partnerschaft mbB Patentanwälte, Rechtsanwälte Prinzregentenplatz 7 81675 München 81675 München (DE)