Illumination – Light source and modifier – Louvered or grid type modifier
Patent
1993-05-04
1994-01-25
Cole, Richard R.
Illumination
Light source and modifier
Louvered or grid type modifier
362351, 362354, F21V 100, F21V 1102
Patent
active
052821196
ABSTRACT:
Electric lamps of the type embodying a lampshade, particularly a combination louvre and baffle which diffuses the electric light through the sides of the lampshade. The louvre is positioned above the electric light fixtures, so as to reflect and diffuse light radiating upwardly and the baffle is positioned at the side of the electric light source so as to diffuse laterally light through the lampshade.
REFERENCES:
patent: 2078032 (1937-04-01), Sibbert
patent: 2308071 (1943-01-01), Foss et al.
patent: 2369778 (1945-02-01), Feder
patent: 3784811 (1974-01-01), Feder
patent: 3878390 (1975-04-01), Feder
patent: 4063079 (1977-12-01), Feder
Cole Richard R.
Semmes David H.
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