hubgliedertor, with a plurality of tabular door elements, which, by means of joints, hinges or the like around a horizontally extending pivot axes are connected to one another, wherein the gate with the aid of guide pins or - rollers in lateral guide tracks, the gate of a vertical closed position by means of a sheet into a horizontal open position, at the upper (lower) edge (5) of each gate element (1) such a tooth projection (7) is provided and on the lower (upper) edge (6) at least one of the projection of the adjacent element (1 '') is adapted to the recess (13) is provided, characterized in that the tooth-like projection (7) a of the front surface (8) of the element (1) and to the tooth tip (9) rising (descending) leading edge (10) and a of the tooth tip to to the rear face (11) of the element (1) falling (rising) trailing edge (12), wherein during the pivoting of the elements (1, 1'') in the arcuate region of the guide track (4) only one opening spacing (d) occurs, which excludes the clamping of a finger.
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