Turning collectors for solar radiation

Details Turning collectors for solar radiation Turning collectors for solar radiation

1975-05-20

1976-09-28

Sprague, Kenneth W.

Stoves and furnaces

Ovens

Domestic

60641, F24J 302

Patent

active

039825264

ABSTRACT:
A device is provided for turning a solar collector about the polar axis so that the collector is directed toward the sun as the sun tracks the sky each day. It includes two heat-expansive elements and a shadow plate. In the morning a first expansive element is heated, expands to turn the collector to face the sun, while the second expansive element is shaded by the plate. In the afternoon the second element is heated, expands to turn the collector to face the sun, while the first is shaded by the plate.

REFERENCES:
patent: 1951404 (1934-03-01), Goddard
patent: 3213284 (1965-10-01), Lord
June, 1971, "Passive Solar Array Orientation Devices for Terrestrial Application", Fairbank and Morse, pp. 67-79.

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