Ceiling rail for door is fixed to ceiling, wall or frame, and has swivel bracket, for rollers or cog wheels

摘要

The double-T or C-shaped ceiling-rail (1) is installed above the door leaf (3) in the middle of it. The other end of the ceiling-rail is fixed to the ceiling and or wall or garage lintel or door frame (2).. The door-leaf is joined to a swivel bracket (5) on which are rollers, cog wheels or such like (4) guided along and inside the rail.