JPS6019142U

JPS6019142U - cold cathode discharge lamp

Info

Publication number: JPS6019142U
Application number: JP11101083U
Authority: JP
Inventors: 吉池　良次; 馬場　正治
Original assignee: Toshiba Lighting and Technology Corp
Current assignee: Toshiba Lighting and Technology Corp
Priority date: 1983-07-19
Filing date: 1983-07-19
Publication date: 1985-02-08
Also published as: JPH0220753Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の冷陰極放電灯の一実施例の断面図、第
２図は同じく電極の縦断面図、第３図は同じく電極の他
の方向からの縦断面図、第４図は同じく電極をステムに
マウントした断面図、第５図は同じくマウントした電極
の平面図、第６図は上記実施例放電灯の電極がバルブに
接触し難いことを示す説明図、第７図は電極の他の例の
側面図、第８図は同じく平面図である。１・・・バルブ、３・・・ステム、４・・・内導線、５
・・・電極、５３・・・側壁、５４・・・スリット。第２図　　　　　　　第３図第４図Fig. 1 is a cross-sectional view of an embodiment of the cold cathode discharge lamp of the present invention, Fig. 2 is a longitudinal cross-sectional view of the electrode, Fig. 3 is a longitudinal cross-sectional view of the electrode from another direction, and Fig. 4 is a longitudinal cross-sectional view of the electrode. Similarly, FIG. 5 is a cross-sectional view of the electrode mounted on the stem, FIG. 5 is a plan view of the similarly mounted electrode, FIG. 6 is an explanatory diagram showing that the electrode of the discharge lamp of the above embodiment is difficult to contact the bulb, and FIG. 7 is the electrode. FIG. 8 is a side view of another example and is also a plan view. 1...Valve, 3...Stem, 4...Inner conductor, 5
...electrode, 53...side wall, 54...slit. Figure 2 Figure 3 Figure 4

Claims

[Scope of utility model registration request]

(1) It is characterized by comprising a tubular valve, an inner conductor introduced from the end face of the valve, and a cap-shaped electrode attached to the tip of the inner conductor, the tip of which has a smaller diameter than the base end. Cold cathode discharge lamp.

(2) The electrode has a slit formed from the proximal edge to the center of the side wall, and the inner conductive wire passes through the slund from inside the electrode, leads out to the outer surface of the side wall, and is fixed to the outer surface. A cold cathode discharge lamp according to claim 1 of the utility model registration claim.

(3) Utility model registration claim 2, characterized in that the end face of the valve is closed by a flared stem to introduce an inner conductor, and the head of this stem is inserted into the electrode. The cold cathode discharge lamp described in section.