Automatic damper control for air conditioning system humidifier

Details Automatic damper control for air conditioning system humidifier Automatic damper control for air conditioning system humidifier

2004-10-22

2008-10-14

Jiang, Chen-Wen (Department: 3744)

Automatic temperature and humidity regulation

Humidity control

C236S04400R, C062S091000

Reexamination Certificate

active

07434741

ABSTRACT:
A forced airflow air conditioning system includes a humidifier which is operable to humidify air bypassed from a supply air plenum to a return air duct or vice versa, the humidifier airflow being controlled by a damper closure member which is operably connected to a bimetal spring actuator or to an electric motor, both responsive to temperature of air flowing through the system. One embodiment includes an electric motor connected to the damper closure member and in circuit with a humidistat for opening the damper when humidification is required.

REFERENCES:
patent: 1751805 (1930-03-01), Fleisher
patent: 1751806 (1930-03-01), Fleisher
patent: 2268769 (1942-01-01), Newton
patent: 4382463 (1983-05-01), Ikebukuro
patent: 5695116 (1997-12-01), Karabin
patent: 6186407 (2001-02-01), Hammer et al.
patent: 6220039 (2001-04-01), Kensok et al.

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