(19)

(11)

EP 2 567 021 A2

(12)

(88) Date of publication A3: 29.12.2011 (43) Date of publication: 13.03.2013 Bulletin 2013/11 (21) Application number: 11719870.5 (22) Date of filing: 05.05.2011

(51) International Patent Classification (IPC):  D07B 1/18(2006.01) (86) International application number: PCT/GB2011/050875 (87) International publication number: WO 2011/138610 (10.11.2011 Gazette 2011/45)

(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: 05.05.2010 GB 201007447 (71) Applicant: Parker Scanrope AS 3115 Tonsberg (NO)	(72) Inventor: SCHULZ, Neil Richard East Sussex BN27 1JN (GB) (74) Representative: Orr, Robert  Urquhart-Dykes & Lord LLP Tower North Central Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)