Actuator for a roof hatch

摘要

A roof ventilation device is disclosed, comprising a fixed frame, a roof hatch, such as a roof light, which is hingedly connected to the fixed frame and an actuator assembly for opening the roof hatch, as well as the actuator assembly as such. The actuator assembly comprises a lever arm which at a first end is pivotally connected to the roof hatch and drive means arranged on the fixed frame for displacing a second end of the lever arm along a predetermined path substantially in the plane of the fixed frame so as to open the roof hatch.