Patent ID: 8851556
Filing Date: 2014-10-07
Classification: B62D

Abstract:
1. A vehicle-body side portion structure of a vehicle, which includes a center pillar extending in a vehicle-body vertical direction at a position between front and rear door openings formed at a vehicle-body side portion, the center pillar comprising: an outer panel forming a vehicle-body outside; an inner panel forming a vehicle-body inside; a first reinforcement panel provided between the outer panel and the inner panel and comprising a bottom wall portion extending in a vehicle-body longitudinal direction, both-side vertical wall portions extending in a vehicle-body width direction from the bottom wall portion, and both-side flange portions extending in the vehicle-body longitudinal direction from the both-side vertical wall portions, whereby a cross section of the first reinforcement panel is formed in substantially a hat shape; and a second reinforcement panel provided inside the first reinforcement panel and comprising a bottom wall portion extending in the vehicle-body longitudinal direction and both-side vertical wall portions extending in the vehicle-body width direction from the bottom wall portion, whereby a cross section of the second reinforcement panel is formed in substantially a U shape, wherein said second reinforcement panel is provided inside the first reinforcement panel such that the bottom wall portion and the both-side vertical wall portions of the second reinforcement panel substantially match the bottom wall portion and the both-side vertical wall portions of the first reinforcement panel, respectively, and said second reinforcement panel is joined to the first reinforcement panel such that the bottom wall portion of the second reinforcement panel is joined to the bottom wall portion of the first reinforcement panel and one of the both-side vertical wall portions of the second reinforcement panel is joined to one of the both-side vertical wall portions of the first reinforcement panel which matches said one of the both-side vertical wall portions of the second reinforcement panel, without joining the other of the both-side vertical wall portions of the second reinforcement panel to the other of the both-side vertical wall portions of the first reinforcement panel which matches the other of the both-side vertical wall portions of the second reinforcement panel.