False ceiling for offices - has down pipes from ceiling air duct to bottom end outlet slots and raster grid of straps with pipes at intersections

摘要

False ceiling suspended from a permanent ceiling has means to introduce air to the office space below. Pipes (5) depend from ventilation ducts in the ceiling and terminate in air outlets air bottom end. The suspended ceiling has a grid of strap member (1,2) which intersect one another, with the pipes at these crossing points (3). The pipes should be at least partly flexible, pref. at the two ends top and bottom. Bayonet fastenings couple up the top ends of the system pipes, with slot nozzle boxes as ventilators at the bottom end of each of the several pipes. Electrical service lines are laid inside or along outside the pipes, down to plug sockets or end box at lower end of pipes.