(19)

(11)

EP 2 912 227 A1

(12)

(43) Date of publication: 02.09.2015 Bulletin 2015/36 (21) Application number: 13794950.9 (22) Date of filing: 16.10.2013

(51) International Patent Classification (IPC):  E01C 11/04(2006.01) E04B 1/48(2006.01) E04F 15/14(2006.01) E04B 5/32(2006.01) (86) International application number: PCT/GB2013/052704 (87) International publication number: WO 2014/060752 (24.04.2014 Gazette 2014/17)

(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 Designated Extension States: BA ME (30) Priority: 17.10.2012 GB 201218666 (71) Applicant: Spurrell, Shaun Anthony Edington, Somerset TA7 9LF (GB)	(72) Inventor: Spurrell, Shaun Anthony Edington, Somerset TA7 9LF (GB) (74) Representative: Glansdorp, Freija Gwendolyn et al Greaves Brewster LLP Copa House Station Road Cheddar Somerset BS27 3AH Somerset BS27 3AH (GB)