Actuating device for a tightly closing sliding door.

摘要

Actuating device comprising, on the one hand, a first geared-motor unit (10) acting in the initial phase of movement of the door from its closing position by means of a cam (14) and roller (15) device and, on the other hand, a second geared-motor unit (20) acting during the approximately horizontal phase of movement of the door by means of a torque limiter (25) and suitable transmission means.