Patent attributes
A locking structure fixes an interface card having a lateral portion and an end portion to a main board. The locking structure includes a sliding member having a sliding groove for the lateral portion of the interface card to slide along and a containing groove for placement of an elastic member; and the elastic member having a bending rod rotatably installed in the containing groove and a rotating portion protruding to a region outside of the containing groove when the bending rod is disposed in the containing groove. The rotation portion props against the end portion of the interface card when the interface card is in the sliding groove.