Vehicle body structure
First Claim
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1. A vehicle body structure comprising:
- a front floor under which a fuel cell stack case accommodating a fuel cell stack is disposed; and
floor frames which extend along sides of the vehicle, the floor frames comprise;
front lower portions which are disposed under the front floor, and to which the fuel cell stack case is fixed;
rear upper portions under which a sub- frame having a fuel tank is installed so that a front face of the sub-frame and a rear face of the fuel cell stack case, both of which are formed to be flat, oppose each other; and
stepped portions, which connect the front lower portions to the rear upper portions.
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Abstract
The disclosure relates to a vehicle body structure safeguarding a fuel tank from damage resulting from collisions without greatly increasing the weight of the vehicle. The vehicle body structure includes a front floor under which a fuel cell stack case accommodating a fuel cell stack is disposed, and side sills and floor frames which extend along the sides of the vehicle, and on which a sub-frame for housing a fuel tank is installed. The front face of the sub-frame and the rear face of the fuel cell stack case are flat and oppose each other.
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Citations
2 Claims
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1. A vehicle body structure comprising:
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a front floor under which a fuel cell stack case accommodating a fuel cell stack is disposed; and
floor frames which extend along sides of the vehicle, the floor frames comprise;
front lower portions which are disposed under the front floor, and to which the fuel cell stack case is fixed;
rear upper portions under which a sub- frame having a fuel tank is installed so that a front face of the sub-frame and a rear face of the fuel cell stack case, both of which are formed to be flat, oppose each other; and
stepped portions, which connect the front lower portions to the rear upper portions.
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2. A vehicle body structure comprising:
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a front floor;
a fuel cell stack case positioned under the front floor, the fuel cell stack case including a flat rear face;
floor frames which extend along sides of the vehicle, the floor frames comprising;
front lower portions coupled to the fuel cell stack case, rear upper portions, step portions connecting the front lower portions and the rear upper portions, a sub-frame being positioned under the rear upper portions and constructed to support a fuel tank, the sub-frame including a flat front face opposite the flat rear face of the fuel cell stack case.
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Specification