Patent ID: 11970214
Assignee: KIA CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 9:
10. A vehicle body for an electrical vehicle, the vehicle body comprising:
side sills configured to extend anteroposteriorly along side surfaces of a floor panel of the vehicle body and couple to the floor panel;
rear side members having front end portions configured to overlap rear end portions of the side sills, the rear side members configured to extend rearwards along the side surfaces of the floor panel and couple to the floor panel;
a battery positioned at a lower portion of the floor panel, wherein the battery is mounted to portions of the side sills in front of the rear side members and to portions at which the side sills overlap the rear side members;
rear extension members configured to:
extend rearwards along the side surfaces of the floor panel and couple to the floor panel,
have a strength less than a strength of any of the side sills and the rear side members, and
include front ends connected to rear ends of the rear side members;

a first cross member, which is disposed between the rear side members and is coupled thereto and to a middle portion of which the battery is mounted;
a second cross member disposed between the rear extension members and coupled thereto; and
a subframe, which is mounted to two ends of the first cross member, which is connected to the rear side members, and to two ends of the second cross members, which are connected to the rear extension members.