Automatic temperature and humidity regulation – Ventilator type
Patent
1978-08-31
1980-05-13
Wayner, William E.
Automatic temperature and humidity regulation
Ventilator type
200219, 337308, F24F 700
Patent
active
042024927
ABSTRACT:
An air circulation system including an enclosure, air circulating devices for conveying ambient temperature air into the enclosure, actuating apparatus for the air circulating devices including a supporting frame, an upwardly extending support member adjacent each end of the supporting frame, a pair of rods each having one end affixed adjacent the end of one of the support members with their free ends extending toward and spaced from one another, a mercury bulb switch suspended between the free ends of the rods, rod deflection assemblies disposed along the length of each of the rods, each of the rod deflection assemblies including an expandable fluid chamber mounted on the supporting frame and operatively connected to one of the rods, a sensing element operatively connected to each of the rod deflection assemblies, one of the sensing elements being located outside the enclosure and the other sensing element positioned inside the enclosure, each of the sensing elements including a sealed hollow bulb connected by tubing to one of the expandable fluid chambers to form a closed atmosphere therewith, and lead wires electrically connecting the mercury bulb switch with the air circulating devices.
REFERENCES:
patent: 1654523 (1928-01-01), Bihl
patent: 1691666 (1928-11-01), Muffly
patent: 2037155 (1936-04-01), Stuart
patent: 2067959 (1937-01-01), Wasson
patent: 2474369 (1949-06-01), Ray
patent: 3493175 (1970-02-01), Fogarty et al.
patent: 4023947 (1977-05-01), Ferry
patent: 4147038 (1979-04-01), Hoebing et al.
Tanner Harry
Urban Arthur L.
Wayner William E.
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