FIELD: transport.
SUBSTANCE: drive device preventing dropping, for a power door (1) with a flexible curtain (5) folding or wrapping around a driving shaft (4) during its moving between an open and closed positions contains from one side, an independent engine or electric gearmotor (7) fixed along the axis of rotation which is shifted and parallel to the axis of rotation of the driving shaft (4), and from the other side, a device (8) for protection against dropping providing connection of the engine or electric gearmotor (7) with the driving shaft (4) and blocking accidental dropping of the flexible curtain (5).
EFFECT: prevention of door dropping.
13 cl, 7 dwg
