US 12,269,573 B2
Crash load distribution structure of fuselage
Won Ki Song, Seongnam-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 Jul. 12, 2023, as Appl. No. 18/221,289.
Claims priority of application No. 10-2023-0033991 (KR), filed on Mar. 15, 2023.
Prior Publication US 2024/0308638 A1, Sep. 19, 2024
Int. Cl. B64C 1/06 (2006.01)
CPC B64C 1/062 (2013.01) 16 Claims
OG exemplary drawing
 
1. A structure, comprising:
a floor frame defining a fuselage floor;
a skid member fastened to a lower portion of the floor frame; and
a crash box coupled to the skid member and extending to the lower portion of the floor frame, and configured to selectively deform in a crash load direction when a crash occurs thereto,
wherein the skid member includes a rear skid member disposed in a rear of the floor frame and fastened to the floor frame through insertion of a second fastening member, and
wherein the rear skid member is fastened to the lower portion of the floor frame so that the second fastening member passes through a first rear frame located at a rear side of the floor frame and a second rear frame dividing a boarding area in a fuselage, and is inserted into at least a second pipe nut integrated in the rear skid member.