(19)

(11)

EP 2 673 423 A1

(12)

(43) Date of publication: 18.12.2013 Bulletin 2013/51 (21) Application number: 12705706.5 (22) Date of filing: 09.02.2012

(51) International Patent Classification (IPC):  E03D 11/00(2006.01) (86) International application number: PCT/GB2012/050287 (87) International publication number: WO 2012/107768 (16.08.2012 Gazette 2012/33)

(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: 09.02.2011 GB 201102244 (71) Applicant: Staley, Cyril SL6 1YZ (GB)	(72) Inventor: Staley, Cyril SL6 1YZ (GB) (74) Representative: Johnson, Terence Leslie  Hurst Cottage Sutton Pulborough, West Sussex RH20 1PL Pulborough, West Sussex RH20 1PL (GB)