Hitachi, Ltd.

Hiromitsu Nagarekawa

Hideyuki Nakamura

Kimiyasu Yoshimura

Takashi Miyanaga

Mitsuo Iwasaki

A rail vehicle includes a roof structure, a side structure, a gable end structure, and an underframe. The underframe is configured from a hollow shaped member that includes a first upper side face plate arranged at a central portion in a widthwise direction of the underframe, a first lower side face plate arranged at the central portion, a second upper side face plate arranged at an end portion and positioned below the first upper side face plate, a second lower side face plate arranged at the end portion and positioned below the first lower side face plate, a third upper side face plate that connects the first upper side face plate and the second upper side face plate to each other, and a third lower side face plate that connects the first lower side face plate and the second lower side face plate to each other.

Growing community of inventors

Tokyo, Japan

Hiromitsu Nagarekawa