(19)

(11)

EP 2 935 870 A1

(12)

(43) Date of publication: 28.10.2015 Bulletin 2015/44 (21) Application number: 13811916.9 (22) Date of filing: 18.12.2013

(51) International Patent Classification (IPC):  F03B 3/12(2006.01) F03D 1/06(2006.01) (86) International application number: PCT/EP2013/077235 (87) International publication number: WO 2014/096100 (26.06.2014 Gazette 2014/26)

(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: 19.12.2012 GB 201222943 (71) Applicant: Gurit (UK) Ltd. Newport Isle of Wight PO30 5WU (GB)	(72) Inventor: MCEWEN, Luke Lymington SO41 3SB (GB) (74) Representative: Jenkins, Peter David  Page White & Farrer Bedford House John Street London WC1N 2BF London WC1N 2BF (GB)