Lift door leaf, has recess with circular edge section arranged at distance from front wall or rear wall, where distance between front wall and rear wall is same as distance between edge section and front wall or rear wall

摘要

The door leaf has a rear wall (2) arranged at a distance from a front wall, where the front wall and/or the rear wall have a recess (1). Connecting units are provided at the recess for connecting the front wall and the rear wall, where the recess has a circular edge section (4) that is arranged at a distance from the front wall or the rear wall. The distance between the front wall and the rear wall is same as the distance between the edge section of the recess and the front wall or the rear wall, where the recess is formed as a spacer between the rear wall and the front wall.