Patent attributes
A card storage device includes a housing defining an accommodating cavity, a sliding piece slidably connected to the housing, and a card pushing piece arranged in the housing. The accommodating cavity penetrates the housing. The card pushing piece is connected to the sliding piece. The card pushing piece and the accommodating cavity are enclosed to form an accommodating groove. Step portions are arranged on at least one side of the card pushing piece. The step portions are arranged in steps. When the sliding piece moves toward an opening of the accommodating groove. The sliding piece drives the card pushing piece to move toward the opening of the accommodating groove. When the card pushing piece moves in a direction away from the opening of the accommodating groove, the card pushing piece drives the sliding piece to move in the direction away from the opening of the accommodating groove.