Compact fluorescent lamp with outer envelope

Details Compact fluorescent lamp with outer envelope Compact fluorescent lamp with outer envelope

1986-02-26

1988-05-17

Moore, David K.

Electric lamp and discharge devices

With temperature modifier

Double wall, jacket or casing for envelope

313318, 313493, 313634, 439227, 315 71, 362368, H01J 6134, H01J 6136

Patent

active

047453230

ABSTRACT:
A compact fluorescent lamp of the twin tube or double twin type which is protected by an outer envelope mounted to the fluorescent lamp or the housing which contains the fluorescent lamp ballast. In a preferred embodiment the outer envelope is in the shape of an incandescent lamp envelope.

REFERENCES:
patent: D289553 (1987-04-01), Gallagher
patent: D289928 (1987-05-01), Gallagher
patent: 4272703 (1981-06-01), Eckberg
patent: 4524301 (1985-06-01), Cohen et al.
patent: 4603277 (1986-07-01), Inamura et al.
patent: 4611148 (1986-09-01), Kato et al.

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