Automatic flowrate regulator for ventilation and air-conditioning installations

摘要

This invention relates to an automatic flowrate regulator for ventilation and air-conditioning installations, wherein it comprises a rigid flap articulated in the body and which is subjected, on the one hand, to elastic means, on the other hand, to the pressure of the air stream, this antagonistic action ensuring control of said flap which at any moment leaves free a section adapted to ensure balancing of the installation.