Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent
1979-09-06
1985-02-12
Demeo, Palmer
Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
H01J 6144
Patent
active
044994036
ABSTRACT:
A skin tanning lamp construction of a fluorescent type is described utilizing a combination of two different phosphor materials in order to provide a more effective sun tanning source. The particular phosphor combination can be utilized as a blended mixture having a preselected level of one phosphor component to limit the amount of erythemal radiation produced by said mixture.
REFERENCES:
patent: 2846403 (1978-08-01), Hoekstra et al.
patent: 3431215 (1969-03-01), Chenot
patent: 3670193 (1972-06-01), Thorington et al.
patent: 3764840 (1973-10-01), Shiraishi
patent: 4095113 (1978-06-01), Wolff
patent: 4150321 (1979-04-01), Schetters et al.
patent: 4194125 (1980-03-01), Wolff
Ewing Frank I.
Leppelmeier Elton T.
Demeo Palmer
General Electric Company
Jacob Fred
McDevitt John F.
Schlamp Philip L.
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