Ballast device for compact fluorescent lamp

Details Ballast device for compact fluorescent lamp Ballast device for compact fluorescent lamp

1995-05-17

1996-10-29

Pascal, Robert

Electric lamp and discharge devices: systems

Combined load device or load device temperature modifying...

Discharge device load

315 58, 31331804, 439602, 439646, 439236, H01J 744, H01R 3308, H05B 4100

Patent

active

055699812

ABSTRACT:
A ballast device for a compact fluorescent lamp, comprises a ballast case including upper case 10-1, a lower case, and PCBs. The upper case has a incandescent lamp base 19 and the lower case has a socket substrate 11 having a compact fluorescent lamp socket. A bottom portion of the upper case is assembled with said lower case having a socket substrate 11. The PCBs includes a first PCB 15 where electronic circuit components 15-2 are mounted on, having a first receiving portion for allowing for the fluorescent lamp socket to be inserted in, and a second PCB 16 where a electronic circuit components 16-2 are mounted, and the mounted components 16-2 having long height are located in center area of the second PCB 16 to be located inside the bulb base 19.

REFERENCES:
patent: 4495443 (1985-01-01), Cummings
patent: 4647820 (1987-03-01), Chermin et al.
patent: 4761585 (1988-08-01), Linnman et al.
patent: 4931696 (1990-06-01), Brower
patent: 4961027 (1990-10-01), Muessli
patent: 5015917 (1991-05-01), Nigg
patent: 5164635 (1992-11-01), De Jong et al.
patent: 5189339 (1993-02-01), Peshak
patent: 5336116 (1994-08-01), Boteler

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