Patent ID: 11858558
Assignee: BYD COMPANY LIMITED
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B

Claim 7:
8. The body frame according to claim 1, wherein the transverse beam comprises a side waist beam, the longitudinal beam comprises the side vertical beam; the joint comprises a semi-cover joint disposed at a junction of the side waist beam and the side vertical beam; the semi-cover joint comprises:
a transverse beam connecting plate, wherein the transverse rivet comprises a third transverse rivet and a fourth transverse rivet disposed on the transverse beam connecting plate; the transverse beam connecting plate is mounted to the side waist beam by the third transverse rivet and the fourth transverse rivet; and
a longitudinal beam connecting plate, connected with the transverse beam connecting plate, wherein the longitudinal rivet comprises a third longitudinal rivet and a fourth longitudinal rivet disposed on the longitudinal beam connecting plate; the longitudinal beam connecting plate is mounted to the side vertical beam by the third longitudinal rivet and the fourth longitudinal rivet;
a central axis of the third transverse rivet and a central axis of the third longitudinal rivet are located in a first plane; a central axis of the fourth transverse rivet and a central axis of the fourth longitudinal rivet are located in a second plan; and the first plane and the second plane are disposed in parallel and perpendicular to a width direction of the body frame.