NOISE-LESS VENTILATION PLANT

摘要

FIELD: .ventilation engineering ^ SUBSTANCE: noise-less ventilation plant comprises rectangular casing mounted on the frame and made of noise suppressing frame panels and fan wheel mounted in the casing and secured to the shaft that passes throughout the casing. The shaft is actuated by an electric motor through the wedge-belt transmission. The casing receives inlet and outlet branch pipes. ^ EFFECT: enhanced silencing. ^ 5 cl, 3 dwg