US 12,280,867 B2
Leaf spring type landing gear
Jung Jin Lee, Sejong-si (KR)
Assigned to KOREA AEROSPACE RESEARCH INSTITUTE, Daejeon (KR)
Filed by KOREA AEROSPACE RESEARCH INSTITUTE, Daejeon (KR)
Filed on Nov. 15, 2022, as Appl. No. 18/055,807.
Claims priority of application No. 10-2021-0157193 (KR), filed on Nov. 16, 2021.
Prior Publication US 2023/0150655 A1, May 18, 2023
Int. Cl. B64C 25/58 (2006.01); B64C 25/04 (2006.01); B64C 25/06 (2006.01); B64C 25/32 (2006.01)
CPC B64C 25/58 (2013.01) [B64C 25/04 (2013.01); B64C 25/06 (2013.01); B64C 2025/325 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A leaf spring landing gear mounted on a lower portion of a fuselage of an aircraft, comprising:
a first frame connected to the fuselage and bent to have a circle center below;
a second frame formed in a pair and connected to both sides of the first frame in the width direction, respectively, extending outward in the width direction of the first frame; and
a third frame formed in a pair and connected to the second frame disposed on one side in the width direction of the first frame and the second frame disposed on the other side in the width direction of the first frame, respectively, extending outward in the width direction of the second frame and at least partially bent to have a circle center below the third frame,
wherein the second frame includes a 2-1st frame connected to the first frame and a 2-2nd frame connected to the third frame having circle centers formed in opposite directions and is formed to be bent in an S shape.