| 摘要 |
<p>A door-actuating device, in which the mechanical system consists of a screw spindle (1) which is actuated by an electric reduction motor and which is connected to the door (3) via a moveable slide (4), is characterised in that the moveable slide (4) can be fastened to the door and removed by means of locking elements (5) which are provided in the door (3) and which can be actuated at least from outside, the locking elements (5) preferably being controllable by a bolt (6), and the moveable slide (4) being accommodated in a guide (7) which partially surrounds the screw spindle (1) and which is preferably narrower at the edges, through which the moveable slide projects and in which it moves, than on its base surface, the slide being moveable upwards and downwards between two lifting-device ends (10) which determine the stopping of the electric reduction motor (2). …<IMAGE>… </p> |
