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Vehicle rear portion structure

A vehicle rear, vehicle technology, applied in the directions of the lower structure, the upper structure, the vehicle components, etc., can solve the problem of the difficulty of fully lifting the rear suspension member 208, etc.

Active Publication Date: 2020-01-03
TOYOTA JIDOSHA KK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] Here, if Figure 14 As illustrated, when the rear part 200C of the rear side member is crushed in a manner of being crushed along its extending direction due to a compressive load instead of being convexly bent during a rear impact, the rear suspension member 208 It becomes more difficult to fully lift the rear of the

Method used

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  • Vehicle rear portion structure
  • Vehicle rear portion structure
  • Vehicle rear portion structure

Examples

Experimental program
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Embodiment Construction

[0037] refer to Figure 1 to Figure 11 , the vehicle rear structure according to this embodiment will be described. In addition, in Figure 1 to Figure 11Herein, the vehicle front-rear direction (hereinafter, appropriately described as the vehicle longitudinal direction) is represented by the axis marked by the symbol FR, and the vehicle width direction (hereinafter, appropriately described as the vehicle width direction) is represented by the axis marked by the symbol LW, The vertical direction (hereinafter, referred to as the vehicle height direction as appropriate) is represented by an axis marked with a symbol UP. The symbol FR is an abbreviation of Front, and the vehicle longitudinal axis FR is positive with the front of the vehicle. The symbol LW is an abbreviation of Left Width, and the vehicle width direction axis LW takes the vehicle width left direction as a positive direction. In addition, the direction above the vehicle height direction axis UP is a positive dir...

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PUM

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Abstract

A vehicle rear portion structure according to the invention comprises: rear side members (120) (a rear side member front (10) and a rear side member rear (20)) which are provided on both sides in a vehicle width direction at a vehicle rear, and extend in a vehicle length direction; and a rear suspension member (50) which is hung and supported by the rear side members (120). A ridgeline (L13) of abottom surface portion at a rear portion (26) of a rear side member rear at a rear of a fastening portion (80) of rear side members (120) to a rear portion of a rear suspension member is a slope shapewhich inclines downward toward a vehicle rear. A reinforcing member which is against a load in the vehicle length direction is attached to the rear portion (26) of the rear side members. A fragile portion which is formed at an upper portion of a side member reinforcement (110) and has a low rigidity compared to a lower portion of the side member reinforcement.

Description

[0001] This application claims priority from Japanese Patent No. 2018-122345 filed on June 27, 2018, which is hereby incorporated by reference in its entirety. technical field [0002] The present disclosure relates to a vehicle rear structure. Background technique [0003] In the vehicle rear portion, a rear side member is provided as a frame member. like Figure 12 As illustrated, a pair of rear side members 200 are provided at both sides in the vehicle width direction, and each extends in the vehicle length direction. The rear end of the rear side member 200 is connected to a bumper reinforcement 206 as a reinforcement member at the rear end of the vehicle via a lower back panel 202 and a bumper arm 204 . [0004] The rear suspension member 208 is suspended and supported by the rear side member 200 . The rear suspension member 208 is a support member that supports the suspension mechanism of the rear wheel. For example, the rear suspension member 208 includes a plurali...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B62D25/08
CPCB62D25/08B60K1/04B62D21/152B62D21/11B60K2001/0438B60G7/02B60G2204/148B60G2204/143B60G7/008B60G2300/50B60G9/04
Inventor 太田晃生吉本雅则
Owner TOYOTA JIDOSHA KK