| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a back door mounting structure which reduces weight and improves strength of a rear part of a vehicle body. <P>SOLUTION: This structure includes: a roof panel 102 having a rear end extension part 160 inclined downward from a hinge attachment seat surface 110 to the rear part of the vehicle body; a roof back inner member 112 extended in vehicle width direction on the vehicle inside of the roof panel 102 and joined to the rear end of the rear end extension part 160; a roof back inner reinforcement 120 which has a first seat surface 122 and a first extension part 120d extended from the first seat surface 122 substantially in parallel to the rear end extension part 160 while keeping a gap to the rear end of the vehicle and joined to the rear end extension part 160; and a hinge reinforcement 132, which has a second seat surface 134 protruding from periphery in a rectangular shape and a tongue piece 136 inclined downward from the second seat surface 134 to the rear part of the vehicle and jointed to the first extension part 120d. <P>COPYRIGHT: (C)2013,JPO&INPIT |
