Patent ID: 8413943

Claim:
A securing device for a tablet device comprising a main seat having a pivot having a distal end; a sidewall; a threaded hole axially formed in the distal end of the pivot; and a mounting channel radially formed through the pivot, communicating with the threaded hole and having two open ends respectively formed through the sidewall of the pivot; two positioning rods respectively mounted through the open ends of the mounting channel of the pivot, and each one of the positioning rods having an inner end protruding into the mounting channel of the pivot; and an outer end being toothed; two first resilient elements respectively mounted between the pivot and one of the positioning rods and between the pivot and the other one of the positioning rods, and pushing the positioning rods outwards; two driving sliders mounted on the main seat and being transversely slidable, and each one of the driving sliders having a rack transversely protruding from the driving slider and having a toothed driving surface corresponding to and engaging the toothed outer end of a corresponding positioning rod; two sets of holding legs respectively mounted on the driving sliders, and each one of the holding legs having a proximal end connected to a corresponding driving slider; a distal end; and a hook mounted on the distal end of the holding leg; and a lock securely mounted on the main seat and having a lock body; a connecting rod protruding from an inner end of the lock body, detached from the lock body when the lock body is locked, attached to the lock body when the lock body is unlocked, mounted through the threaded hole of the pivot and having an outer thread formed on an outer surface of the connecting rod and screwed to the pivot; and a distal end; and a cable attached to the lock body and having a distal end and a lasso formed on the distal end of the cable.