Actuation device for motorized locking-release of a door or entrance door

摘要

A closure device for armored doors or the like, in which the wing or leaf (3) is provided with a metallic reinforcement frame, comprising a metallic tubular element (6) that acts as a reinforcement for the metallic frame and delimits internally a seat (6a,7a,8a), a lock (9) arranged in the seat, and a traction element (10b,11b) actuated by the lock for the movement of a respective locking-release bolt (12,13) for the leaf.