Patent ID: 9738320
Date: 2017-08-22
CPC Classifications: B60K,B60R,B60Y,B62D

Claim:
1. A vehicle body front structure, comprising: a dashboard lower panel that separates a power unit compartment defined at a front portion of a vehicle body so as to accommodate a power unit from a passenger compartment which is situated directly behind the power unit compartment; left and right front side frames that extend to the front of the vehicle body from the dashboard lower panel, and that enable to mount the power unit thereon by means of left and right mount portions; and a front bumper beam that is attached to stretch between front ends of the left and right front side frames, wherein the left and right front side frames have at least three left and right bending portions including left and right front bending portions, left and right middle bending portions which are situated spaced apart to the rear from the left and right front bending portions, and left and right rear bending portions which are situated spaced apart to the rear from the left and right middle bending portions, the left and right front bending portions are restraint sections that enable to restrain the power unit by holding the power unit from both sides thereof in a vehicle's width direction while absorbing collision energy by being bent to project inwards in the vehicle's width direction by means of a collision load exerted on a front end of the vehicle body from the front, the left and right rear bending portions are energy absorbing sections that enable to absorb the collision energy by being bent outwards in the vehicle's width direction by means of the collision load and being struck by the power unit which is moved rearward together with the left and right front bending portion by means of the collision load, and the left and right middle bending portions are bending assistance sections that enable to be bent outwards in the vehicle's width direction so as to allow the bending of the left and right front bending portions and the left and right rear bending portions.