Higher efficiency incandescent lighting unit having an improved

Details Higher efficiency incandescent lighting unit having an improved Higher efficiency incandescent lighting unit having an improved

1984-01-16

1986-02-25

Chatmon, Saxfield

Electric lamp and discharge devices: systems

Condenser in the supply circuit

Electric switch in the condenser circuit

315241R, 315245, 361 15, 361 58, H05B 3700, H05B 3900, H05B 4114

Patent

active

045729913

ABSTRACT:
An improved general service incandescent lamp having an improved capacitive ballast circuit for operating a low voltage filament of the lamp is disclosed. Various embodiments of an improved capacitive ballast circuit that substantially eliminates unwanted stored energy and unwanted resistive dissipation are disclosed.

REFERENCES:
patent: 3274484 (1966-09-01), Gebhardt et al.
patent: 3406324 (1968-10-01), Ayers
patent: 4012667 (1977-03-01), Ishida et al.
patent: 4447764 (1984-05-01), Kornrumpf et al.

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