Patent ID: 7906249

Claim:
A fuel tank for a fuel cell, the fuel tank accommodating a liquid fuel supplied to a fuel cell main body and being detachable with respect to said fuel cell main body, the fuel tank comprising: a tank container configured to accommodate the liquid fuel; a fuel injecting portion coupled to the tank container and configured to be engaged with a fuel supply portion included in said fuel cell main body, thereby providing a flow path for the liquid fuel between the tank container and the fuel cell main body; and a flow path opening and closing member including a fuel valve and a closing valve, the fuel valve being provided in the fuel injection portion and the closing valve being provided in the fuel injection portion, the fuel valve being located between the tank container and the closing valve along the flow path for the liquid fuel, wherein: the closing valve is configured to engage with the fuel supply portion and to open before the fuel valve opens when the fuel injecting portion and the fuel supply portion are being connected, and the closing valve is configured to close after the fuel valve closes when the fuel injecting portion and the fuel supply portion are being disconnected.