(19)

(11)

EP 2 744 956 A2

(12)

(88) Date of publication A3: 10.05.2013 (43) Date of publication: 25.06.2014 Bulletin 2014/26 (21) Application number: 12766123.9 (22) Date of filing: 15.08.2012

(51) International Patent Classification (IPC):  E04H 12/22(2006.01) F16B 23/00(2006.01) (86) International application number: PCT/GB2012/051996 (87) International publication number: WO 2013/024292 (21.02.2013 Gazette 2013/08)

(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: 16.08.2011 GB 201114097 (71) Applicant: Babcock Networks Limited London W1U 1QX (GB)	(72) Inventors: STANLEY, Martin Grantham Lincolnshire NG32 1RD (GB) ALLSOP, Glenn Nottingham Nottinghamshire NG13 9HY (GB) (74) Representative: Stainthorpe, Vanessa Juliet  HGF Limited Fountain Precinct Balm Green Sheffield S1 2JA Sheffield S1 2JA (GB)