(19)

(11)

EP 2 900 886 A1

(12)

(43) Date of publication: 05.08.2015 Bulletin 2015/32 (21) Application number: 13770435.9 (22) Date of filing: 24.09.2013

(51) International Patent Classification (IPC):  E04G 9/00(2006.01) E04G 13/02(2006.01) E04G 11/00(2006.01) E04G 17/06(2006.01) (86) International application number: PCT/EP2013/069827 (87) International publication number: WO 2014/048909 (03.04.2014 Gazette 2014/14)

(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 Designated Extension States: BA ME (30) Priority: 28.09.2012 DE 102012217688 (71) Applicant: Hünnebeck GmbH 40885 Ratingen (DE)	(72) Inventor: BERGER, Martin Kinnelon, NJ 07405 (US) (74) Representative: Gille Hrabal  Brucknerstrasse 20 40593 Düsseldorf 40593 Düsseldorf (DE)