Patent ID: 6948954

Claim:
An electrical connector assembly comprising: a receptacle connector comprising: a first insulating case defining a longitudinal direction and comprising a first base portion having a plug fitting section and a neck portion extending from at least one end of the first base portion along the longitudinal direction, a width of the neck portion perpendicular to the longitudinal direction being smaller than a corresponding width of the first base portion, a receiving space being formed between the neck portion and the first base portion; a plurality of first electrical contacts received in the plug fitting section of the first insulating case; and a shutter member mounted on the first insulating case and movably closing and opening the plug fitting section of the first insulating case, the shutter member comprising at least one opening communicating with the receiving space to always expose the neck portion; and a plug connector comprising: a second insulating case comprising a second base portion, a receptacle fitting section extending from the second base portion and a guide device extending from at least one end of the second base portion adjacent to the receptacle fitting section, the guide device being of a saddle shape and being engageable with the neck portion upon extending through the opening into the receiving space to drive the shutter member open the plug fitting section; and a plurality of second electrical contacts received in receptacle section of the second insulating case and electrically matable with the first electrical contacts; wherein the shutter member comprises a pair of shutter member halves; and wherein the guide device comprises a pair of guide columns spaced from each other; wherein the neck portion comprises a pair of slanted first guide faces; and wherein the guide columns comprise a pair of slanted second guide faces corresponding to the first guide faces.