US 11,939,003 B2
Rear vehicle body structure
ChangHak Kang, Hwaseong-si (KR); Chan Woong Jeon, Incheon (KR); Chulhee Heo, Hwaseong-si (KR); and HaeHoon Lee, Suwon-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 Aug. 4, 2022, as Appl. No. 17/880,760.
Claims priority of application No. 10-2021-0188454 (KR), filed on Dec. 27, 2021.
Prior Publication US 2023/0202579 A1, Jun. 29, 2023
Int. Cl. B62D 25/20 (2006.01); B60N 2/015 (2006.01)
CPC B62D 25/2027 (2013.01) [B60N 2/015 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A rear vehicle body structure of a vehicle, the vehicle comprising an underbody and an upper body coupled to the underbody, the rear vehicle body structure comprising:
a rear floor panel provided in a rear part of the upper body and coupled to the rear part of the underbody, the rear floor panel comprising forming parts extending in a vertical direction from both sides of the vehicle, respectively;
a center floor panel provided on a center part of the upper body and connected to the rear floor panel;
a rear seat mount unit mounted on the rear floor panel, the rear seat mount unit comprising:
a rear crossmember disposed along a vehicle width direction and coupled to an upper part of the forming parts;
a front crossmember disposed along the vehicle width direction and coupled to the center floor panel with a predetermined height difference from the rear crossmember; and
a plurality of seat mounting brackets coupled to an upper surface of the front crossmember to extend to a height corresponding to the height difference and disposed to be spaced apart along the vehicle width direction, wherein the front crossmember comprises second bonding flange parts respectively formed on a front edge and a rear edge along a length direction of the vehicle and coupled to an upper surface of the center floor panel.