To vary a wall thickness depending on a load to be inputted to a rear cross member.SOLUTION: A vehicle body rear floor structure includes a rear floor panel 14 that is disposed in a rear part of a vehicle body, and a rear cross member 16 that is placed on the rear floor panel 14 and extended in a vehicle width direction. The rear cross member 16 includes a cross member front piece 18 that is disposed in a front part of a vehicle, and a cross member rear piece 20 that is disposed in a rear part of the vehicle, wherein the cross member front piece and the cross member rear piece are preliminarily divided from each other. The rear cross member 16 is formed by integrally joining the cross member front piece 18 and the cross member rear piece 20.SELECTED DRAWING: Figure 3
【課題】リヤクロスメンバに対して入力される荷重に対応して肉厚を変更すること。【解決手段】車体後部に配置されるリヤフロアパネル14と、リヤフロアパネル14に載置され、車幅方向に沿って延在するリヤクロスメンバ16とを備え、リヤクロスメンバ16は、予め分割して形成され、車両前方に配置されるクロスメンバフロント18と、車両後方に配置されるクロスメンバリヤ20とを有し、リヤクロスメンバ16は、クロスメンバフロント18とクロスメンバリヤ20とが一体的に結合して構成されている。【選択図】図3
VEHICLE BODY REAR FLOOR STRUCTURE
車体リヤフロア構造
2020-01-09
Patent
Electronic Resource
Japanese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |