(19)

(11)

EP 3 161 304 A1

(12)

(43) Date of publication: 03.05.2017 Bulletin 2017/18 (21) Application number: 15733397.2 (22) Date of filing: 24.06.2015

(51) International Patent Classification (IPC):  F03B 13/10(2006.01) F03B 13/26(2006.01) (86) International application number: PCT/EP2015/064258 (87) International publication number: WO 2015/197694 (30.12.2015 Gazette 2015/52)

(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 Designated Validation States: MA (30) Priority: 25.06.2014 GB 201411261 (71) Applicant: Tidalstream Limited Southam, Warwickshire CV47 0HF (GB)	(72) Inventors: TODMAN, Michael Southam Warwickshire CV47 2BT (GB) ARMSTRONG, John London W4 2AF (GB)