Humidity and temperature responsive device and method of making

Details Humidity and temperature responsive device and method of making Humidity and temperature responsive device and method of making

1975-02-25

1976-12-28

O'Dea, William F.

Automatic temperature and humidity regulation

Humidity control

62176E, 73336, G05D 2308

Patent

active

039997065

ABSTRACT:
A humidity and temperature responsive device having a temperature sensor provided with a part that moves upon changes in sensed temperature and having a humidity sensor that is provided with a part that moves upon changes in sensed humidity. A tension spring interconnects the movable parts together so that the same act together to vary a bleed valve arrangement so that the output pressure of the device can be utilized to indicate enthalpy or operate control devices to select air with high or low enthalpy.

REFERENCES:
patent: 1504080 (1924-08-01), Roesch
patent: 2059846 (1936-11-01), Bulger
patent: 2106083 (1938-01-01), Chappell et al.
patent: 2191630 (1940-02-01), Shutts
patent: 2949513 (1960-08-01), Davidson
patent: 3664580 (1972-05-01), Martin
patent: 3730426 (1973-05-01), Braukmann
patent: 3859616 (1975-01-01), Ladany

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