US 11,999,412 B2
Side sill assembly of vehicle with reinforced stiffness
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 May 12, 2022, as Appl. No. 17/742,997.
Claims priority of application No. 10-2021-0120467 (KR), filed on Sep. 9, 2021.
Prior Publication US 2023/0072451 A1, Mar. 9, 2023
Int. Cl. B62D 25/02 (2006.01); B62D 21/15 (2006.01); B62D 27/02 (2006.01)
CPC B62D 25/025 (2013.01) [B62D 21/157 (2013.01); B62D 27/023 (2013.01)] 17 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 provided in a longitudinal direction of the vehicle;
a lower member provided in the longitudinal direction of the vehicle, and located to be spaced from the upper member under the upper member; and
an intermediate member having an upper surface bonded to a bottom portion of the upper member and a lower surface bonded to an upper surface of the lower member alternately formed thereon, and
wherein the lower member is formed so that a width of the lower member in a width direction of the vehicle is narrower than a width of the intermediate member.