Fluorescent lamp with end of life arc quenching structure

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium

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Details

313631, 313626, 313331, H01J 162, H01J 1704, H01J 550

Patent

active

055856934

ABSTRACT:
A fluorescent lamp comprises a glass tube, an electrode at each end of the tube, each of the electrodes including a pair of lead wires extending through each sealed end of the tube and joined to a coil, and a capsule containing metal hydride disposed in the tube and having a decomposition temperature higher than temperatures within the tube during normal operation of the lamp.

REFERENCES:
patent: 3560790 (1971-02-01), Vollmer
patent: 3629916 (1971-12-01), Vollmer
patent: 3840324 (1974-10-01), Shaffer et al.
patent: 4055686 (1977-10-01), Steinberg et al.
patent: 5098326 (1992-03-01), Gorczyca et al.
patent: 5278473 (1994-01-01), Parks

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