| 摘要 |
PROBLEM TO BE SOLVED: To effectively prevent deformation of front end parts of front side frames with simple constitution at the time of a collision of an automobile, etc. SOLUTION: In this structure, a bumper reinforcement 2 is mounted to be removable at the front end parts of the front side frames 1 disposed on left and right sides of a vehicle body to connect the front end parts with each other of both the front side frames 1. The bumper reinforcement 2 is provided with reinforcement main body parts 4 extending in a vehicle width direction. At both the left and right end parts, mounting bracket parts 5 and 6 fixed to upper wall surfaces and bottom wall surfaces of the front side frames 1 with mounting bolts are provided. Stepped parts 7 and 8 opposed to at least one of a front surface upper end part or a front surface lower end part of each of the front side frames 1 are provided among the mounting bracket parts 5 and 6 and the reinforcement main body parts 4. COPYRIGHT: (C)2005,JPO&NCIPI
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