AUTOMOBILE FRONT BODY STRUCTURE

Abstract

An automobile front body structure including a front side frame and a lower frame. A front end of the front side frame and a front end of the lower frame are arranged in parallel in the direction of the vehicle width and are connected to one another.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

Certain preferred embodiments of the present invention will be described in detail below, by way of example only, with reference to the accompanying drawings, in which:

FIG. 1 is a perspective view showing the automobile front body structure of a first embodiment according to the present invention;

FIG. 2 is an enlarged view of area 2 in FIG. 1;

FIG. 3 is an exploded perspective view of the front body structure shown in FIG. 2;

FIG. 4 is a view along the arrow 4 in FIG. 2;

FIGS. 5A and 5B are diagrams showing a state in which a load is applied to the front body structure of the first embodiment;

FIG. 6 is an exploded perspective view showing a front body structure according to a second embodiment of the present invention;

FIG. 7 is a top plan view showing, partially in section, a part of the front body structure according to the second embodiment; and

FIG. 8 is a schematic view showing a conventional front body structure.

Claims

1. An automobile front body structure, comprising: a front side frame extending in a longitudinal direction of the vehicle body;a front pillar disposed above a rear part of the front side frame; anda lower frame that extends from a bottom end of the front pillar toward Ha front of the vehicle body and is disposed on an outside of the front side frame as viewed in a width direction of the vehicle, whereina front end of the front side frame and a front end of the lower frame are arranged in parallel in the width direction of the vehicle, and the front ends are connected to each other.

2. The automobile front body structure of claim 1, wherein an oblong part extending in the width direction of the vehicle is formed using the connected front ends, an impact absorber is provided along a front surface of the oblong part, and a bumper beam is attached to the impact absorber.

3. The automobile front body structure of claim 2, wherein the impact absorber comprises: a mounting plate attached to the front surface of the oblong part;a side frame impact absorbing member attached to the mounting plate, and provided in front of the front side frame; anda lower frame impact absorbing member attached to the mounting plate, and provided in front of the lower frame, and wherein an assembly having the mounting plate, the side frame impact absorbing member, and the lower frame impact absorbing member is attached to the front surface of the oblong part.

4. The automobile front body structure of claim 1, wherein opposing side surfaces of the front side frame and the lower frame are inclined at an angle of θ1 and θ2, and the front side frame and lower frame increase in width so as to come closer to each other toward the front ends thereof.

5. The automobile front body structure of claim 2, wherein the impact absorber extends over an entire surface area of the oblong part front surface.

6. The automobile front body structure of claim 3, wherein the assembly is attached to the oblong part front surface with a plurality of bolts.