(19)

(11)

EP 2 783 054 A1

(12)

(43) Date of publication: 01.10.2014 Bulletin 2014/40 (21) Application number: 12795601.9 (22) Date of filing: 22.11.2012

(51) International Patent Classification (IPC):  E04F 13/08(2006.01) (86) International application number: PCT/GB2012/052897 (87) International publication number: WO 2013/076494 (30.05.2013 Gazette 2013/22)

(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: 23.11.2011 GB 201120187 (71) Applicant: Imperial Consultants Limited Lancashire BB4 4QJ (GB)	(72) Inventors: SKILLIN, Kevin Manchester M3 4EF (GB) POBERENZY, Kenneth Paul Loughborough Leicestershire LE11 4QT (GB) (74) Representative: Dauncey, Mark Peter  Marks & Clerk LLP 1 New York Street Manchester, M1 4HD Manchester, M1 4HD (GB)