FIELD: construction.
SUBSTANCE: device includes swing arms provided with a drive mounted in a row under the roof drip cap by means of cylindrical hinges. The hinge axles are vertical, and free ends of the swing arms are connected inter se by means of longitudinal rods connected to the ends of the swing arms by vertical pins. A crank arm is mounted at a lower end of the axle of one of the swing arms, rotated in a plane relative to the arm by an angle greater than 90° and connected to the drive mechanism by means of a vertical pin.
EFFECT: increase of the operational reliability of the roof.
2 cl, 2 dwg
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