Tubular skylight with improved dome
AssigneeODL, Incorporated
InventorsDavid A. DeBlock, Gwen H. Kramer, Ronald L. Sitzema, Jr.
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Abstract
A tubular skylight having an improved dome improving the efficiency of the skylight. The dome includes an integral prism in a portion of its outer surface to reflect light downwardly through the skylight. The dome is hemispherical, and the prism includes a plurality of grooves extending along great circles that pass through the apex of the dome. The prism covers only an angular segment of the hemispherical dome; and the grooves stop short of the apex of the dome.
Claims17
An improved tubular skylight including a dome to be mounted on a roof, a light diffuser to be mounted on a ceiling, and a reflective tube extending between the dome and the light diffuser, wherein the improvement comprises said dome comprising:
- a generally hemispherical body having an apex, an interior surface, and an exterior surface, said interior surface being generally smooth, said exterior surface including a generally smooth portion and a prismatic portion, said prismatic portion being an angular section of said dome, said prismatic portion including a plurality of vertical grooves extending along great circles of said hemispherical body passing through said apex.
A skylight dome assembly comprising:
- a flashing to be mounted on a roof;
- and
- a skylight dome to be mounted on said flashing, said dome having an interior surface and an exterior surface, said exterior surface including a prismatic portion.
A skylight dome comprising a body having a base and a dome portion extending above said base, said dome portion including an apex, an interior surface, and an exterior surface, said exterior surface defining a prismatic portion, said prismatic portion defining a plurality of grooves between said base and said apex along said dome portion.
Dependencies are inferred from the claim text.