(19)
(11) EP 4 476 137 A1

(12)

(43) Date of publication:
18.12.2024 Bulletin 2024/51

(21) Application number: 23753225.4

(22) Date of filing: 10.02.2023
(51) International Patent Classification (IPC): 
B64C 27/08(2023.01)
B64C 27/52(2006.01)
(52) Cooperative Patent Classification (CPC):
B64C 29/0033; B64U 10/13
(86) International application number:
PCT/KR2023/002029
(87) International publication number:
WO 2023/153879 (17.08.2023 Gazette 2023/33)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 10.02.2022 KR 20220017759
08.07.2022 US 202217860837

(71) Applicant: Shift Dynamics Inc.
Seongnam-si, Gyeonggi-do 13449 (KR)

(72) Inventor:
  • HONG, Yoo Jung
    Yongin-si Gyeonggi-do 16941 (KR)

(74) Representative: Müller Schupfner & Partner Patent- und Rechtsanwaltspartnerschaft mbB (Muc) 
Bavariaring 11
80336 München
80336 München (DE)

   


(54) MULTI-ROTOR AIRCRAFTS WITH PASSIVELY TILTABLE ROTOR GROUPS AND METHODS OF MAKING AND USING THE SAME