US 11,745,802 B2
Side sill assembly of vehicle with reinforced stiffness and method for manufacturing the same
Won-Jung Song, Seoul (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 Dec. 29, 2021, as Appl. No. 17/565,194.
Claims priority of application No. 10-2021-0120465 (KR), filed on Sep. 9, 2021.
Prior Publication US 2023/0070480 A1, Mar. 9, 2023
Int. Cl. B62D 25/02 (2006.01); B60J 5/04 (2006.01); B62D 21/15 (2006.01)
CPC B62D 25/025 (2013.01) [B60J 5/0437 (2013.01); B62D 21/157 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A side sill assembly of a vehicle with reinforced stiffness, the side sill assembly comprising:
a side sill inner, a side sill outer, and a reinforcement unit provided between the side sill inner and the side sill outer,
wherein the reinforcement unit includes:
an upper member having a first upper surface and a first lower surface located lower than the first upper surface, wherein the first upper surface and the first lower surface are alternately disposed in a longitudinal direction of the vehicle;
a lower member having a second upper surface and a second lower surface located lower than the second upper surface, wherein the second upper surface and the second lower surface are alternately disposed in the longitudinal direction of the vehicle; and
an intermediate member bonded to the upper member and the lower member, respectively, between the upper member and the lower member.