Stoves and furnaces – Tool having fluid fuel burner – Curling iron
Patent
1978-03-02
1980-05-27
Yeung, James C.
Stoves and furnaces
Tool having fluid fuel burner
Curling iron
126446, 165485, F24J 302
Patent
active
042045207
ABSTRACT:
A roofing tile having upper and lower ends and upper and lower surfaces, a transverse groove of substantially semicircular cross section in the upper surface of the roofing tile adjacent its upper end, and a transverse groove of substantially semicircular cross section in the lower surface of the roofing tile adjacent its lower end. A solar water heating system incorporated in a roof comprising roofing tiles having overlapping portions provided with registering transverse grooves of substantially semicircular cross section facing each other, with thermally conductive tubes in the registering grooves. A roofing tile which is a clay tile containing a thermally conductive material, with at least the exposed portion of the upper surface having a permanent black coating to enhance solar heat absorption.
REFERENCES:
patent: D25531 (1896-05-01), Spurgin
patent: D26717 (1897-03-01), Keiser
patent: 1125113 (1915-01-01), Junkers
patent: 4076026 (1978-02-01), Copping
patent: 4083360 (1978-04-01), Courvoisier et al.
patent: 4084365 (1978-04-01), Read
patent: 4086913 (1978-05-01), Gavin
patent: 4111188 (1978-09-01), Murphy, Jr.
Jones Larry
Yeung James C.
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