Toyota Jidosha Kabushiki Kaisha

Yukihiro Onishi

Mikio Nakashima

Nobuhiro Ichimura

Toyohisa Kodama

Masamichi Tajima

Naoto Taniyama

A vehicle-body lower structure includes: a side sill; and a cross member, wherein the side sill includes a side sill outer and a side sill inner, a bulk having a shape corresponding to the cross member is provided on the opposite side of the side sill inner from the cross member in a closed-section space formed by the side sill outer and the side sill inner, and the bulk includes a front wall portion, a rear wall portion placed behind the front wall portion in the vehicle-body front-rear direction, and a connecting wall portion connecting the front wall portion and the rear wall portion, the front wall portion and the connecting wall portion forming a first edge line extending in the vehicle width direction, and the rear wall portion and the connecting wall, portion forming a second edge line extending in the vehicle width direction.

Vehicle-body lower structure

A center pillar structure includes a pillar inner panel, a lower pillar outer panel disposed outward of the pillar inner panel in the vehicle-width direction, and an upper pillar outer panel disposed upward of the lower pillar outer panel in the vehicle-height direction. The lower pillar outer panel includes a side wall portion, a front wall portion connected to a front end of the side wall portion, and a rear wall portion connected to a rear end of the side wall portion. The upper pillar outer panel includes an overlapping portion overlapping the side wall portion, and the overlapping portion is provided at a lower end portion of the upper pillar outer panel in the vehicle-height direction. At least one of the front wall portion and the rear wall portion is provided with a linear bent portion extending in the vehicle-height direction.

Center pillar structure

A center pillar includes: an outer panel located outward in a vehicle-width direction; and an inner panel located inward of the outer panel in a vehicle-width direction, and forming a closed section, wherein the inner panel includes an installation opening formed in a lower end portion in a vehicle-height direction of the inner panel, a predetermined component being housed in the closed section via the installation opening, a pair of longitudinally long bead portions formed at both side edges of the inner panel so as to extend in the vehicle-height direction from an upper end portion to a peripheral edge of the installation opening, and a reinforcing coupling bead portion formed at a position above and near the installation opening in the vehicle-height direction, the reinforcing coupling bead portion coupling the pair of longitudinally long bead portions along the vehicle front-rear direction.

Growing community of inventors

Kariya, Japan

Yukihiro Onishi