Patent attributes
An adjustable tablet device holder includes a holder body including an arched sliding slot located in the back side and a locating plate extended from the back side adjacent to the arched sliding slot, and an adjustment mechanism including a turnable mounted in the holder body and having a position-limit rod extended out of the arched sliding slot and movable between the two ends of the arched sliding slot to rotate the turnable and lockable to the locating plate by a lock to stop the turntable from rotation and four clamping plates vertically and horizontally mounted in four sides and defining a clamping space for holding a mobile tablet device and movable inwardly and outwardly to adjust the horizontal width and vertical height of the clamping space upon rotation of the turnable.