US 12,486,027 B2
Landing gear system for mobile object
Choung Hyoung Kim, Anyang-si (KR); and Hong Ju Lee, Anyang-Si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on May 18, 2023, as Appl. No. 18/198,910.
Claims priority of application No. 10-2022-0169054 (KR), filed on Dec. 6, 2022.
Prior Publication US 2024/0182158 A1, Jun. 6, 2024
Int. Cl. B64C 25/26 (2006.01); B64C 25/12 (2006.01); B64C 25/24 (2006.01); B64C 25/50 (2006.01); F16H 37/12 (2006.01)
CPC B64C 25/26 (2013.01) [B64C 25/12 (2013.01); B64C 25/24 (2013.01); B64C 25/50 (2013.01); F16H 37/122 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A landing gear system comprising:
a first shaft device configured to adjust a driving direction of a fuselage;
a second shaft device coupled to the first shaft device and configured to retract the first shaft device into the fuselage or extend the first shaft device from the fuselage;
a driver configured to supply driving force to operate one of the first shaft device and the second shaft device; and
a power transmission device configured to transfer the driving force of the driver to the one of the first shaft device and the second shaft device by coupling the driver to the one of the first shaft device and the second shaft device,
wherein the second shaft device comprises:
a first gear formed on at least a portion of an outer circumferential surface of a second shaft;
a second gear spaced apart from the first gear and connected to the power transmission device; and
a flexible drive transmission member configured to couple the first gear and the second gear.