| 摘要 |
FIELD: ventilation.SUBSTANCE: air distribution grill comprises a housing with established in it of at least two groups of the guide blades in the form of flat plates, and the latter, for each of the groups, are made with tilting of their planes by the guides in the opposite direction from the axis of the housing and, on the part of the air intake, are hingedly fixed on a common bar with the possibility of its reciprocating movement along the axis of the housing.EFFECT: control of opening angle and intensity of decay of supply air jet at reducing energy costs on its formation.3 cl, 2 dwg |
