Tube holder structure of a fluorescent lamp

Details Tube holder structure of a fluorescent lamp Tube holder structure of a fluorescent lamp

H - Electricity

01

J

H01J 61/02 (2006.01) H01J 5/48 (2006.01)

Patent

CA 2551536

A fluorescent lamp mainly comprises a lamp tube(1), a tube holder(2) and a lamp cap(3), wherein said tube holder(2) has one end fixed to the lamp cap(3) and the other end assembled to the lamp tube(1), characterized in that the walls(2-6) of said tube holder(2) are moved outward in radial direction, thereby substantially circularity gaps(2-3) are formed between the walls(2-6) and the end parts(1-2) of said lamp tube(1), and that said gaps(2-3) are filled with suitable heat insulating material(5) having low heat conduction and resistance to high temperature. An advantage of the present invention is that the hottest parts(2-2) of the tube holder(2) no longer melt and thereby safety is ensured, and that smoke or blackening will not appear any longer. Such fluorescent lamp will enjoy more popularity of the users.

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