Patent ID: 7731538

Claim:
A card connector comprising: a housing for accommodating a first card, a second card, and a third card; a first contact member arranged inside the housing to be connected to the first card; a second contact member arranged inside the housing to be connected to the second card, which has a larger width than the first card and a smaller thickness than the first card; a third contact member arranged inside the housing to be connected to the third card, which has a smaller width than the first card and the second card and a smaller thickness than the first card and the second card; and a control mechanism configured to selectively guide each one of the first card, the second card, and the third card to a corresponding one of a first contact position, a second contact position and a third contact position in order to connect to the first contact member, the second contact member, and the third contact member, respectively, a bottom face of the first card situated at the first contact position, a bottom face of the second card situated at the second contact position, and a bottom face of the third card situated at the third contact position being non-coplanar; wherein when one of the first card, the second card, and the third card is connected, the control mechanism prevents other cards from being connected; wherein the control mechanism includes a common card loading slot to which one of the first card and the second card is to be inserted, the common card loading slot being closed by the inserted one of the first card and the second card; a third card tray that is displaceably arranged at an upper side of a card accommodating space connected to the common card loading slot, the third card tray being configured to connect the third card to the third contact member when the third card is placed in the third card tray and the third card tray is inserted toward the third contact member; and a regulating mechanism that prevents the first card and the second card from being inserted into the card accommodating space via the common card loading slot when the third card is placed in the third card tray and the third card tray is inserted toward the third contact member, wherein the regulating mechanism includes a thrust portion that is thrust toward the card accommodating space with respect to the third card tray when the third card is placed in the third card tray, wherein the regulating mechanism includes a thrust portion that is thrust toward the card accommodating space with respect to the third card tray when the third card is placed in the third card tray.