Mazda Motor Corporation

Koutaro Takada

Hidetaka Goto

Kentaro Nomura

Takuya Kubo

Morihide Yamada

Kazuhisa Hatano

A rear vehicle-body structure for suppressing deformation of a corner portion of a lift gate opening is provided, including a pair of left and right inner wheel wells having damper supports; and a framework member on a rear side of the inner wheel wells forming an opening edge of a back door opening. The framework member includes a header extending in a vehicle width direction forming an upper end edge of the back door opening; and pillars extending from the header to a vehicle lower side via corner portions of the back door opening. A pair of gussets connect rear portions of the inner wheel wells and the pillars to each other; a pair of connecting members connect the rear portions of the inner wheel wells and places near the corner portions to each other; and the gussets and the connecting members are joined at places near the damper supports.

Rear vehicle-body structure of vehicle

A vehicle-body structure for suppressing deformation of a lift gate opening is provided. Embodiments include a vehicle having a rear annular framework formed from a cross member, side braces, connecting members, and a rear header; a rear suspension on lower surfaces of side pillars in the same position as the cross member in a vehicle front-rear direction; and wheel well inner portions on the vehicle rear side with respect to the cross member, each having an upper end having a damper supporting portion for mounting a suspension damper. The side braces each connect a place near the cross member and a place near the damper supporting portion to each other in a vehicle up-down direction; and the connecting members each connect a place near each end portion of the rear header in a vehicle width direction and the place near the damper supporting portion to each other.

A battery unit comprises plural battery modules and a battery case storing the plural battery modules, and is arranged over a range from a first storage area located below a front seat to second and third storage areas located in back of the front seat. The number of front-side fastening portions of the battery modules corresponding to the first storage area is set to be smaller than the number of rear-side fastening portions of the battery modules corresponding to the first storage area. The fastening portion is arranged on an inward side, in a vehicle width direction, of the fastening portion provided at an outward side in the vehicle width direction.

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Aki-gun, Japan

Koutaro Takada