JPS61107199U - - Google Patents
Info
- Publication number
- JPS61107199U JPS61107199U JP19079684U JP19079684U JPS61107199U JP S61107199 U JPS61107199 U JP S61107199U JP 19079684 U JP19079684 U JP 19079684U JP 19079684 U JP19079684 U JP 19079684U JP S61107199 U JPS61107199 U JP S61107199U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- low
- discharge lamp
- lighting
- pressure discharge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Description
第1図は従来の点灯装置の一例を示す説明用回
路図、第2図は本考案の一実施例を示す説明用回
路図、第3図イ〜ホは各部における波形を模式的
に示す説明図、第4図は電流増幅回路の他の例を
示す説明用回路図である。
1…安定器、2…点灯管、SW…電源スイツチ
、SO…交流電源、3…放電ランプ、4A,4B
…フイラメント電極、5…高周波点灯回路、T…
高周波トランス、6…フイラメント電極予熱回路
、61…タイマ用半導体回路、62…電流増幅回
路、621,622,623…トランジスタ。
Fig. 1 is an explanatory circuit diagram showing an example of a conventional lighting device, Fig. 2 is an explanatory circuit diagram showing an embodiment of the present invention, and Figs. 3 A to E schematically show waveforms at various parts. 4 are explanatory circuit diagrams showing other examples of the current amplification circuit. 1...Ballast, 2...Lighting tube, SW...Power switch, SO...AC power supply, 3...Discharge lamp, 4A, 4B
...Filament electrode, 5...High frequency lighting circuit, T...
High frequency transformer, 6... Filament electrode preheating circuit, 61... Semiconductor circuit for timer, 62... Current amplification circuit, 621, 622, 623... Transistor.
Claims (1)
メント電極を有し消費電力が3W以下の小電力低
圧放電ランプを点灯するための小電力低圧放電ラ
ンプ点灯装置であつて、周波数が20〜50KH
zの高周波点灯回路と、点灯開始時に一定時間だ
け前記フイラメント電極を予熱するための、タイ
マ用半導体回路及び電流増幅回路を有して成るフ
イラメント電極予熱回路とを具えて成ることを特
徴とする小電力低圧放電ランプ点灯装置。 A low-power low-pressure discharge lamp lighting device for lighting a low-power low-pressure discharge lamp with a power consumption of 3W or less, which has a filament electrode made of a resistance wire with an electrical resistance of 30Ω or less, and has a frequency of 20 to 50KH.
z high-frequency lighting circuit, and a filament electrode preheating circuit comprising a timer semiconductor circuit and a current amplification circuit for preheating the filament electrode for a certain period of time at the start of lighting. Power low pressure discharge lamp lighting device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19079684U JPS61107199U (en) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19079684U JPS61107199U (en) | 1984-12-18 | 1984-12-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61107199U true JPS61107199U (en) | 1986-07-07 |
Family
ID=30748247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19079684U Pending JPS61107199U (en) | 1984-12-18 | 1984-12-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61107199U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4815980U (en) * | 1971-07-01 | 1973-02-22 | ||
JPS59208098A (en) * | 1983-05-12 | 1984-11-26 | Shimizu Shoji Kk | Improvement of adhesive strength of paint film formed by anionic electrodeposition |
-
1984
- 1984-12-18 JP JP19079684U patent/JPS61107199U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4815980U (en) * | 1971-07-01 | 1973-02-22 | ||
JPS59208098A (en) * | 1983-05-12 | 1984-11-26 | Shimizu Shoji Kk | Improvement of adhesive strength of paint film formed by anionic electrodeposition |
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