AIR DISTRIBUTOR Russian patent published in 1996 - IPC

FIELD: ventilation. SUBSTANCE: the first and second cylindrical casings are furnished with tangential inlet connections and one-sided outlet connections. The delivery cylindrical branch is rigidly secured with its one end to the first casing for coverage of its outlet and passed with its free end through the second casing, forming an annular exit slit in its outlet. One arrangement used to change the flow twist pitch is made as a partition installed for movement in the first casing, and having a mechanism for adjusting its axial movement, attached to the wall of the first casing, opposite to the outlet. The wall width of the first casing is equidimensional, the minimum one on the side opposite to the inlet connection. The other arrangement is made in the form of a ring-shaped member embracing the delivery branch. it is installed in the second casing on the side opposite to the slit and connected to the mechanism adjusting its axial movement. EFFECT: improved design. 7 cl, 14 dwg