(19)

(11)

EP 3 455 135 A1

(12)

(43) Date of publication: 20.03.2019 Bulletin 2019/12 (21) Application number: 17796925.0 (22) Date of filing: 12.05.2017

(51) International Patent Classification (IPC):  B64D 41/00(2006.01) B64C 27/12(2006.01) H02S 10/40(2014.01) B64D 27/24(2006.01) H02S 40/38(2014.01) (86) International application number: PCT/US2017/032373 (87) International publication number: WO 2017/197245 (16.11.2017 Gazette 2017/46)

(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: 13.05.2016 US 201662335818 P (71) Applicant: Aurora Flight Sciences Corporation Manassas, VA 20110 (US)	(72) Inventor: EHRMANTRAUT, Adam Scott Dunfries, Virginia 22025 (US) (74) Representative: Bryn-Jacobsen, Caelia et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)