(19)

(11)

EP 4 133 179 A1

(12)

(43) Date of publication: 15.02.2023 Bulletin 2023/07 (21) Application number: 21722706.5 (22) Date of filing: 09.04.2021

(51) International Patent Classification (IPC):  F04B 1/0474(2020.01) F04B 1/20(1968.09) F04B 1/324(2020.01) F04B 49/08(1968.09) F04B 1/14(1968.09) F04B 1/22(1968.09) F04B 23/06(1968.09) F04B 49/12(1995.01) (52) Cooperative Patent Classification (CPC): F04B 1/0474; F04B 1/14; F04B 23/06; F04B 49/123; F04B 49/08; F04B 1/20; F04B 1/22; F04B 1/324 (86) International application number: PCT/US2021/026637 (87) International publication number: WO 2021/207638 (14.10.2021 Gazette 2021/41)

(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: KH MA MD TN (30) Priority: 10.04.2020 US 202063008530 P (71) Applicant: Moog Inc. East Aurora, NY 14052 (US)	(72) Inventor: GEIGER, David Orchard Park, NY 14127 (US) (74) Representative: Hey, Andrew Stuart  Withers & Rogers LLP 2 London Bridge London SE1 9RA London SE1 9RA (GB)