STRUCTURE FOR OPENING AND CLOSING FUEL FILLER OPENING

The present invention provides a structure for opening and closing a fuel filler opening having a main flap and a dust flap which are opened or closed in accordance with insertion or removal of a fuel gun to a filler pipe. The dust flap is arranged at an outer end side with respect to the main flap, is constituted by a plurality of flaps arranged flush with each other, and is opened such that ends of the respective flaps are separated from each other by the fuel gun inserted into the filler pipe.