Stoves and furnaces – Ovens – Domestic
Patent
1977-02-07
1978-07-04
Sprague, Kenneth W.
Stoves and furnaces
Ovens
Domestic
237 1A, F24J 302
Patent
active
040982602
ABSTRACT:
The disclosure relates to a heat collecting and heat radiating roof structure for use in collecting solar energy and/or for use in radiating unwanted heat to the far sky; the disclosure relating specifically to a roof construction having rafters and duct means intermediate the rafters with return and delivery channels or passages through which air may be circulated to collect heat from the sun's rays, which may be absorbed by the roof structure, or to reject heat at night to the far sky if desired; the disclosure relating to novel construction of duct means between roof rafters; the duct means being made of sheet metal and having upwardly extending portions covered by an inverted U-shaped structure located directly above each rafter. The disclosure also relates to a radiation transparent convection and dust shield means disposed over the heat collecting ducts of the roof structure.
REFERENCES:
patent: 1742861 (1930-01-01), Johnson
patent: 3902474 (1975-09-01), Pyle
patent: 3991937 (1976-11-01), Heilemann
patent: 4010733 (1977-03-01), Moore
patent: 4020989 (1977-05-01), Kautz
Flickinger Don J.
Robertson John A.
Sprague Kenneth W.
Yeung James C.
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