Solar heat absorber plate

Details Solar heat absorber plate Solar heat absorber plate

1978-03-29

1979-01-09

Sprague, Kenneth W.

Stoves and furnaces

Heaters

Surface

237 1A, 165166, F24J 302

Patent

active

041332997

ABSTRACT:
An absorber plate for water heating collectors. A cover sheet has a blackened upward surface for absorbing sunlight and a plurality of ridges on its lower surface. A back sheet has an equal number of grooves, the spacing of said grooves matching said ridges, the cover sheet and the back sheet being assembled so that the ridges nest in the grooves, the grooves being wider and shallower than said ridges so that a plurality of water passages partially bounded by the ridges and the grooves are formed when the cover sheet and the back sheet are assembled in nesting relation.

REFERENCES:
patent: 1119063 (1914-12-01), Burnap
patent: 2285998 (1942-06-01), Morrison et al.
patent: 3215134 (1965-11-01), Thompson
patent: 3399664 (1968-09-01), Suhay
patent: 4000850 (1977-01-01), Diggs

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