(19)

(11)

EP 2 524 094 A2

(12)

(88) Date of publication A3: 09.09.2011 (43) Date of publication: 21.11.2012 Bulletin 2012/47 (21) Application number: 11701548.7 (22) Date of filing: 12.01.2011

(51) International Patent Classification (IPC):  E04F 15/024(2006.01) (86) International application number: PCT/GB2011/050039 (87) International publication number: WO 2011/086373 (21.07.2011 Gazette 2011/29)

(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: 15.01.2010 GB 201000658 (71) Applicant: Cannon Technologies Limited New Milton, Hampshire BH25 5NU (GB)	(72) Inventor: REDDICLIFFE, Ted Hampshire BH25 5NU (GB) (74) Representative: Haley, Stephen  Gill Jennings & Every LLP The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)