Carbon electrode for emitting light similar to sunshine for ligh

Details Carbon electrode for emitting light similar to sunshine for ligh Carbon electrode for emitting light similar to sunshine for ligh

1975-07-22

1977-01-25

Chatmon, Jr., Saxfield

Electric lamp and discharge devices

Electrode and shield structures

Composite electrodes or shields

13 18, 314 60, 313311, 313354, 313355, H01J 102, H01J 114, H01J 138, H01J 148

Patent

active

040053253

ABSTRACT:
A carbon electrode for a carbon arc lamp for emitting light similar to sunshine for use as a light source in light-fastness and weathering tests. The carbon electrode is composed of carbon which is homogeneously mixed with an amount of an incandescent material in a proportion of 6 to 12 weight percent of the total weight of the carbon and incandescent material together, and then molded into the shape of the electrode. The surface of the carbon electrode, exclusive of the top thereof, is provided with a copper or other metal coating.

REFERENCES:
patent: 2185679 (1940-01-01), Parisot
patent: 3262005 (1966-07-01), Riek
patent: 3297903 (1967-01-01), Riek
patent: 3313976 (1967-04-01), Lauzau et al.
patent: 3399322 (1968-08-01), Ambe

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