Manual autonomous device for opening and closing barrier in vehicle for e.g. leaving person from vehicle, has cable connected to barrier to bring barrier to closed position when container comes down in tank after lifting container

摘要

The device has an exterior opened tank (31) containing a liquid (25), and an interior opened container (29) including a bottom with a calibrated hole (30). The container is suspended to a cable (19) that is guided by a pulley (20) and is connected to a barrier (18) in a manner to bring the barrier from an opened position to a closed position when the container comes down in the tank after lifting the container by opening the barrier. The container is suspended to another cable (13) guided by the pulley and other pulleys (12, 22).