Sun following-up device for solar heat utilization apparatus

Details Sun following-up device for solar heat utilization apparatus Sun following-up device for solar heat utilization apparatus

1980-12-04

1982-12-07

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

126425, G01J 120

Patent

active

043629318

ABSTRACT:
A sun following-up device for a solar heat utilization apparatus which comprises a hollow cylindrical member, a fish eye lens unit on the top of said cylindrical member, a series of vertically spaced lenses positioned within said cylindrical member, a casing positioned on the bottom of said cylindrical member, a screen glass positioned within said casing for forming an image thereon, a pair of spaced diffusion glasses positioned on the undersurface of said screen glass to define a slit between the opposing faces thereof, a pair of photosensitive cells positioned on the undersurface of said diffusion glasses, optical fibers having one ends received in said slit leaving a clearance between the ends and a pair of photosensitive cells secured to said optical fibers.

REFERENCES:
patent: 3917942 (1975-11-01), McCay
patent: 4287411 (1981-09-01), Beucci
patent: 4324225 (1982-04-01), Trihey

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