Fluorescent lamp having three electrodes for starting at low tem

Details Fluorescent lamp having three electrodes for starting at low tem Fluorescent lamp having three electrodes for starting at low tem

1989-06-20

1992-01-14

Yusko, Donald J.

Electric lamp and discharge devices

With gas or vapor

Three or more electrode discharge device

313234, 313488, 313596, H01J 546, H01J 6154, H01J 6500

Patent

active

050813951

ABSTRACT:
A fluorescent lamp having an improved starting performance, especially at low temperatures. A gas under a low pressure is sealed in a glass tube having a pair of electrodes mounted thereon, and a fluorescent material is coated on the inner surface of the glass tube, the fluorescent material being activated to emit light by a discharge between the pair of electrodes. A third electrode is provided between the pair of electrodes, the third electrode being connected to one of the pair of electrodes.

REFERENCES:
patent: 2491854 (1949-12-01), Force
patent: 4700101 (1987-10-01), Ellner et al.

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