(19)

(11)

EP 2 771 514 A1

(12)

(43) Date of publication: 03.09.2014 Bulletin 2014/36 (21) Application number: 12787058.2 (22) Date of filing: 26.10.2012

(51) International Patent Classification (IPC):  E01D 19/10(2006.01) E04G 1/15(2006.01) (86) International application number: PCT/GB2012/052664 (87) International publication number: WO 2013/061072 (02.05.2013 Gazette 2013/18)

(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: 27.10.2011 GB 201118568 (71) Applicant: Web Rigging Services Ltd. Inverkeithing KY11 1HZ (GB)	(72) Inventor: BISSET, Gordon Irvine Edinburgh EH6 5EU (GB) (74) Representative: Lucas, Brian Ronald  Lucas & Co. 135 Westhall Road Warlingham, Surrey CR6 9HJ Warlingham, Surrey CR6 9HJ (GB)