Automatic flowrate regulator for ventilation and air-conditionin

Details Automatic flowrate regulator for ventilation and air-conditionin Automatic flowrate regulator for ventilation and air-conditionin

1994-07-06

1995-04-18

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

137499, 137521, G05D 701

Patent

active

054069777

ABSTRACT:
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.

REFERENCES:
patent: 3191615 (1965-06-01), Edwards
patent: 4117860 (1978-10-01), Carlin

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