(19)

(11)

EP 3 513 073 A2

(12)

(88) Date of publication A3: 26.04.2018 (43) Date of publication: 24.07.2019 Bulletin 2019/30 (21) Application number: 17829686.9 (22) Date of filing: 15.09.2017

(51) International Patent Classification (IPC):  F04B 43/02(2006.01) F04B 43/04(2006.01) F04B 49/06(2006.01) (86) International application number: PCT/IB2017/001471 (87) International publication number: WO 2018/051192 (22.03.2018 Gazette 2018/12)

(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 MD (30) Priority: 16.09.2016 US 201662395568 P (71) Applicants: Davis, Paul Church Crookham, Hampshire GU52 8BF (GB) Jaworski, Mike Chruch Crookham, Hampshire GU52 8BF (GB)	(72) Inventors: Davis, Paul Church Crookham, Hampshire GU52 8BF (GB) Jaworski, Mike Chruch Crookham, Hampshire GU52 8BF (GB) (74) Representative: Vitillo, Giuseppe  Barzanò & Zanardo Milano S.p.A. Corso Vittorio Emanuele II, 61 10128 Torino 10128 Torino (IT)