(19)

(11)

EP 2 627 843 A2

(12)

(88) Date of publication A3: 21.06.2012 (43) Date of publication: 21.08.2013 Bulletin 2013/34 (21) Application number: 11784735.0 (22) Date of filing: 13.10.2011

(51) International Patent Classification (IPC):  E05B 63/00(2006.01) E05B 17/20(2006.01) E05B 15/10(2006.01) (86) International application number: PCT/GB2011/001478 (87) International publication number: WO 2012/049461 (19.04.2012 Gazette 2012/16)

(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: 13.10.2010 GB 201017317 (71) Applicant: IEC Limited Poole, Dorset BH17 0BD (GB)	(72) Inventor: GUY, Simon William Kent ME8 7AT (GB) (74) Representative: Howson, Richard G.B.  Kilburn & Strode LLP 20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)