BLOWER ASSEMBLY Russian patent published in 2016 - IPC F04D29/40 

FIELD: ventilation.

SUBSTANCE: claimed adapter for the blower assembly comprises an air inlet, multiple air outlets and a circular casing with the circular inner wall. The latter makes an adapter channel for the suction of air from outside the adapter by the air escaping from the air outlets. Besides, there is the outer wall arranged around the inner wall. The said circular casing comprises an air channel for air escape to the air outlets. The air channel comprises the outer section located between the inner wall and outer wall to extend around the adapter channel. Besides, there are multiple discharge sections arranged across the adapter channel to allow the air to flow toward the appropriate air outlets. The air channel inlet section is configured to allow air feed to every end of each outlet section.

EFFECT: uniform pressure at the end of every discharge section.

12 cl, 16 dwg