Self-luminous light source

Details Self-luminous light source Self-luminous light source

1983-07-19

1985-10-08

Bentley, Stephen C.

Illumination

Light source or light source support and luminescent material

362399, 362431, 362390, 362311, 313 54, F21V 916

Patent

active

045464170

ABSTRACT:
A self-luminous light source is disclosed having a light-permeable shell, a body disposed within the shell, defining a space between the shell and body, a member connecting the shell and body, radioactive gas disposed in the space, and a phosphor coating on at least one surface of the shell and body. The shell and body may be coaxial glass tubes defining an annular space of restricted width, connected to one another by annular end members.

REFERENCES:
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patent: 2456179 (1948-12-01), Finer
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patent: 3005102 (1961-10-01), MacHutchin et al.
patent: 3038271 (1962-06-01), MacHutchin et al.
patent: 3176132 (1965-03-01), Muller
patent: 3358167 (1967-12-01), Shanks
patent: 3368287 (1968-02-01), Ault
patent: 3566125 (1971-02-01), Linhart, Jr. et al.
patent: 3578972 (1971-05-01), Dooley et al.
patent: 4383382 (1983-05-01), Hegarty

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