Low-pressure mercury vapor lamp with an adhering unit to...

Details Low-pressure mercury vapor lamp with an adhering unit to... Low-pressure mercury vapor lamp with an adhering unit to...

2005-03-09

2009-10-06

Roy, Sikha (Department: 2879)

Electric lamp and discharge devices

With envelope

Having base and connector

C313S011000, C313S113000, C313S492000, C315S058000, C362S294000, C362S216000, C362S260000

Reexamination Certificate

active

07598662

ABSTRACT:
A compact self-ballasted fluorescent lamp includes a double-spiral arc tube and a holder. The holder has a tubular protrusion which is surrounded by the arc tube, at a center of its main surface. A closed end of the protrusion and a part of the arc tube facing the end of the protrusion are bonded together using a silicone adhesive. A part of a vertical printed circuit board that is used as a lighting circuit is housed within the protrusion.

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