US 12,330,767 B2
Wing load support structure of the fuselage
Won Ki Song, Seongnam-si (KR); Jung Jong Chun, Seoul (KR); and Dae Hee Lee, Incheon (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 Nov. 21, 2023, as Appl. No. 18/516,428.
Claims priority of application No. 10-2023-0043911 (KR), filed on Apr. 4, 2023.
Prior Publication US 2024/0336347 A1, Oct. 10, 2024
Int. Cl. B64C 1/26 (2006.01); B64C 1/06 (2006.01); B64C 1/10 (2006.01); B64C 3/18 (2006.01)
CPC B64C 1/26 (2013.01) [B64C 1/061 (2013.01); B64C 1/10 (2013.01); B64C 3/185 (2013.01); B64C 3/187 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A wing load support structure of a fuselage, comprising:
a first joint mounted on a front spar of a wing unit of the fuselage;
a center bulk head comprising a first spar joint configured to couple to the first joint and to support a vertical load of the front spar transmitted by the wing unit;
a second joint mounted on a rear spar of the wing unit;
a spar cover comprising a second spar joint, configured to couple to the second joint, connected to a rear bulk head via a bulk head upper support; and
a support unit configured to support the spar cover and the rear bulk head inside the fuselage and configured to support a vertical load of the rear spar transmitted via the wing unit,
wherein the center bulk head comprises:
an upper bulk head configured to support the first spar joint; and
a lower bulk head coupled to the upper bulk head such that an inner region is formed between the upper bulk head and the lower bulk head supporting the upper bulk head.