Flourescent lamp whose ballast has an output power that is...

Details Flourescent lamp whose ballast has an output power that is... Flourescent lamp whose ballast has an output power that is...

2008-12-30

2011-11-15

Vu, David Hung (Department: 2821)

Electric lamp and discharge devices: systems

Combined load device or load device temperature modifying...

Load device and impedance

C315S056000, C313S318090

Reexamination Certificate

active

08058807

ABSTRACT:
A fluorescent lamp includes a ballast, a holder, a power regulating switch, and a fluorescent tube. The power regulating switch includes a housing, a base, plurality of inductors, a plurality of first contacts, a plurality of second contacts, a plurality of conducting bridges, a plurality of push rods, and a plurality of elastic members. The circuit of the power regulating switch has different values of inductance and output power by provision of the inductors, and the output power of the power regulating switch is regulated by the electrical connection between each of the first contacts and the respective different second contact so as to fit the fluorescent tube of different power specifications.

REFERENCES:
patent: 4337414 (1982-06-01), Young
patent: 7256547 (2007-08-01), Kubota et al.
patent: 7293897 (2007-11-01), Mendelsohn
patent: 7592742 (2009-09-01), Takahara et al.

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