Karosseriestruktur für ein Fahrzeug und Fahrzeug mit einer Karosseriestruktur

Details

Veröffentlichungs-Nr.

EP4768365

Anmeldetag

15. Dezember 2025

Veröffentlichung

1. Juli 2026

Rechtsraum

EP

Abstract

[Problem] To efficiently transmit a frontal collision load, which is directed from a front frame to the rear of a vehicle, to a side sill and a tunnel side frame that are offset from the front frame in a vehicle front view during a frontal collision of the vehicle. [Solution] Side sills 4 arranged along both left and right sides of a floor panel 1 are each arranged at a position that overlaps a lower end portion of a respective outer hinge pillar 72 in an inward displaced shape, in which a lower portion is displaced inward in a vehicle width direction, in the vehicle width direction. A rear portion 32 of each of front frames 3 provided on both left and right sides in a front space PR of a dash panel 2 is formed as a rear enlargement portion gradually enlarged toward a rear end portion and is formed as a part of a cast body 100, a rear end portion of which is joined to the dash panel 2. The rear end portion of the cast body 100 is configured to overlap a front end portion of each of the side sills 4 and a front end portion 122 of a tunnel side frame 12 provided in a tunnel portion 10 of the floor panel 1 in a vehicle front view.

Anmelder

Firma

MAZDA MOTOR CORPORATION

Land

🇯🇵 Japan