Fixing device for attaching motor-driven roller screen to suspended ceiling, has protrusions at ends on inner housing supported on horizontal limbs of profile pieces of mounting housing

摘要

An elongate mounting housing (1) in the ceiling is substantially larger than an inner housing (10) accommodating the roller screen and driver motor. The mounting housing has a profile piece at each end with horizontal limbs. The outer ends of the inner housing have respective downward facing protrusions (11) which are sported on the horizontal limbs of the profile pieces.