High pressure sodium vapor lamp having improved monolithic alumi

Details High pressure sodium vapor lamp having improved monolithic alumi High pressure sodium vapor lamp having improved monolithic alumi

1975-02-26

1976-01-13

Lawrence, James W.

Electric lamp and discharge devices

With support and/or spacing structure for electrode and/or...

For plural electrodes of discharge device

313221, 313227, H01J 6130, H01J 6118

Patent

active

039327825

ABSTRACT:
A high pressure sodium vapor lamp contains a monolithic arc tube, the ends of which have a smaller inside diameter than has the body of the arc tube. Current-supply metal members are directly sealed in the ends of the arc tube.

REFERENCES:
patent: 3281309 (1966-10-01), Ross
patent: 3363134 (1968-01-01), Johnson
patent: 3564328 (1971-02-01), Bagley et al.
patent: 3832590 (1974-08-01), Yamazaki et al.

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