Patent attributes
A mechanism device includes a hinge mechanism, a holding base, a guiding member and a fixing member. The holding base is pivoted to the frame by the hinge mechanism and includes a main casing, a first holding casing and a second holding casing. The first holding casing and the second holding casing extend from two opposite sides of the main casing along a direction away from the hinge mechanism, such that the main casing, the first holding casing and the second holding casing cooperatively define a holding slot with openings formed on two sides thereof, so as to hold an electronic device. The guiding member is disposed within the holding slot and for guiding the electronic device into the holding slot. The fixing member is disposed within the holding slot and for fixing the electronic device inside the holding slot after the electronic device enters the holding slot.