(19)

(11)

EP 2 724 435 A1

(12)

(43) Date of publication: 30.04.2014 Bulletin 2014/18 (21) Application number: 12740187.5 (22) Date of filing: 20.06.2012

(51) International Patent Classification (IPC):  H02G 1/00(2006.01) H02G 3/32(2006.01) H02G 3/04(2006.01) (86) International application number: PCT/GB2012/051423 (87) International publication number: WO 2012/175959 (27.12.2012 Gazette 2012/52)

(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: 24.06.2011 GB 201110701 (71) Applicant: Retro Eco Limited London NW5 2RD (GB)	(72) Inventors: WAITE, James London NW5 2RD (GB) WEBB, Lawrence London NW5 2RD (GB) HOBBS, Richard London NW5 2RD (GB) (74) Representative: Ertl, Nicholas Justin  Elkington and Fife LLP Prospect House 8 Pembroke Road Sevenoaks Kent TN13 1XR Sevenoaks Kent TN13 1XR (GB)