Patent ID: 7322395

Claim:
A rolling door comprising: a door leaf which can be rolled up; a vertical roller casing for taking up the door leaf in at least a partially rolled up state; a sliding bar slidable in a horizontal direction and on which the door leaf is fastened; a horizontal guide rail located at a top of the door leaf and in which the sliding bar is slidably mounted, wherein the roller casing is fastened on a wall by way of its rear side or its outer side, the guide rail is fastened exclusively on one side directly or indirectly on the roller casing and on the other side in a holder attached directly or indirectly to a wall and the guide rail is a hollow profile; a pulling carriage with running rollers displaceably mounted in the hollow profile, wherein the hollow profile has a single slot which is open in a downward direction, and the pulling carriage is connected to the sliding bar through this slot; and a motor for displacing the sliding bar and located in the roller casing or on the roller casing, wherein the displacement of the sliding bar is induced by a spindle which is driven by the motor, and the spindle is arranged in an interior of the guide rail, engages in at least one internal thread in the pulling carriage and is mounted in the holder on a side which is directed away from the roller casing.