Mazda Motor Corporation

Hiroshi Tazaki

Kuniaki Nagao

Koji Tobita

Yoshinobu Nomura

Yukihiro Kanemaru

Akiyoshi Okada

Hideaki Akahosi

Kenjyu Kurino

Kenzou Kihara

Kozo Hirota

The invention provides both a partial and a full vehicle body frame. In both of the frames, a front unit is connected at its lower portion to a floor unit at its front portion. A connection line of both the units tapers inward transversely as it progresses toward a front end of the floor unit.

Vehicle body frame

In an underbody structure for a rear-engine rear-drive car or a midship-engine rear-drive car, a dash panel for separating the passenger compartment from a trunk formed at the front of the body is provided with a concave portion projecting into the passenger compartment in the lower portion of the dash panel substantially at the center thereof and the fuel tank is disposed partly in the concave portion and partly in the trunk.

Underbody structure for vehicle

Growing community of inventors

Hiroshima, Japan

Hiroshi Tazaki