Arrangement introduced in air diffuser for metro rail cars

摘要

"Arrangement introduced in air diffuser for metro rail cars.Especially a diffuser of air which stands out for its constructive characteristics completely new and original.Totally different from those currently employed in these compositions metro rail.With the particularity more the fact that prevent powder and waste in suspension during the process of circulation in the interior of the cars will fall by gravity on the passengers when the pairAlisau00e7u00e3o system; the model is distinguished by the fact that the walls (4) and (10) shall establish, alternately.Protrusions substantially "U" (11) and recesses substantially "U" - shaped inverted (12), and between the two, in each line inversion.The creation of small openings (13) is not aligned with the edges of the respective protrusions or indentations.The openings (13) are sufficient for air circulation and retention of particles and waste suspension; in the interior of the diffuser (1) are provided for elements in the screen (15) which follow the format,(reset, rectangular or any other, which serves as the basis for a filter element (16), like a blanket of polyester or the like.