Drive mechanism for a roller blind, mounted at a wall or ceiling, is fitted at a leg of the mounting for a close fit to prevent light entering through a gap

摘要

The blind, especially a roller blind, has a drive wheel (23) for the blind winding shaft in a housing (19) at a wall or ceiling mounting (12). The drive wheel is fitted at the plane of one mounting leg (16), in a pocket at 45[deg] to the wall or ceiling.