Vehicle rear structure

Patent metadata

Field	Value
Publication number	US-12583535-B2
Application number	US-202318512364-A
Country	US
Kind code	B2
Filing date	Nov 17, 2023
Priority date	Feb 21, 2023
Publication date	Mar 24, 2026
Grant date	Mar 24, 2026

Abstract

The framework includes a pair of right and left side frames extending in the longitudinal direction of the vehicle, a second cross member connected to the rear portions of the side frames so as to bridge along the lateral direction of the vehicle and supporting the rear portion of the motor, and the side frames. A third cross member is connected to the rear of the second cross member so as to bridge along the right-left direction of the vehicle, and detachably supports the spare tire so as to hang it. The third cross member is formed in an inverted U shape, has a spare tire lifting device in the middle in the longitudinal direction, and has attachment portions to which the rear ends of the leaf springs are attached at one end side and the other longitudinal end side of the third cross member.

First claim

What is claimed is:

1 . A vehicle rear structure in which a motor that generates a driving force is supported under a rear portion of a frame of a vehicle, and a spare tire is supported behind the motor in a vehicle front-rear direction, wherein:
the frame includes
a pair of right and left side frames extending in the vehicle front-rear direction,
a front cross member that is connected to rear portions of the side frames such that the front cross member spans along a vehicle right-left direction and supports a rear portion of the motor, and
a rear cross member that is connected to portions of the side frames such that the rear cross member spans along the vehicle right-left direction behind the front cross member in the vehicle front-rear direction and detachably supports the spare tire; and
the rear cross member is inverted U-shaped, is provided with a support device for the spare tire in a middle of the rear cross member in a longitudinal direction of the rear cross member, and is provided with attachment portions to each of which a rear end of a leaf spring is attached, the attachment portions being provided in one end side and another end side of the rear cross member in the longitudinal direction.

2 . The vehicle rear structure according to claim 1 , wherein:
the one end side and the other end side of the rear cross member in the longitudinal direction are bent such that the one end side and the other end side protrude below the respective side frames; and the attachment portions are configured to include protruding portions on the one end side and the other end side of the rear cross member, and shackles attached to the respective protruding portions.

3 . The vehicle rear structure according to claim 1 , wherein a width of each of one end side and another end side of the front cross member in an longitudinal direction of the front cross member is set to be larger than a width of the other portion of the front cross member, and a width of each of a bent portion on the one end side and a bent portion on the other end side of the rear cross member is set to be larger than a width of the other portion of the rear cross member.

Assignees

• Toyota Motor Co Ltd

Inventors

• Furukawa Tomoaki

Classifications

• B62D43/045

  the wheel or its cradle being attached to one or more chains or cables for handling · CPC title

• B62D43/04

  attached beneath the vehicle body · CPC title

• B62D25/08

  Front or rear portions {(sub-frames for mounting engine or suspensions B62D21/11)} · CPC title

• B62D43/002 Primary

  Handling devices, mainly for heavy wheels (via cables and chains B62D43/045) · CPC title

• B62D21/152

  Front or rear frames · CPC title