Phosphorescent lamp shade

Details Phosphorescent lamp shade Phosphorescent lamp shade

1997-10-25

1998-11-10

Sember, Thomas M.

Illumination

Light source or light source support and luminescent material

362311, 362351, 362806, F21V 916

Patent

active

058333495

ABSTRACT:
A lamp having a lamp shade that phosphesces after the light from the bulb is extinguished. The glowing lamp shade provides a low level light that comforts children who are afraid of total darkness and allows them to drift off to sleep. The life of the afterglow is preferably about twenty minutes to half an hour. Decoration is developed on the surface of the lamp shade by painting opaque designs or attaching opaque paper or cloth on the surace of the lampshade.

REFERENCES:
patent: 2000985 (1935-04-01), Quinlan et al.
patent: 5143438 (1992-09-01), Giddens
patent: 5408396 (1995-04-01), Stanley
patent: 5462930 (1995-10-01), Brown, Sr.
patent: 5654552 (1997-08-01), Toombs

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