JPS55137664A - Lighting device - Google Patents
Lighting deviceInfo
- Publication number
- JPS55137664A JPS55137664A JP4640079A JP4640079A JPS55137664A JP S55137664 A JPS55137664 A JP S55137664A JP 4640079 A JP4640079 A JP 4640079A JP 4640079 A JP4640079 A JP 4640079A JP S55137664 A JPS55137664 A JP S55137664A
- Authority
- JP
- Japan
- Prior art keywords
- glass tube
- lighting device
- fluorescent
- glass
- small diameter
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/92—Lamps with more than one main discharge path
Landscapes
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4640079A JPS55137664A (en) | 1979-04-15 | 1979-04-15 | Lighting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4640079A JPS55137664A (en) | 1979-04-15 | 1979-04-15 | Lighting device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55137664A true JPS55137664A (en) | 1980-10-27 |
Family
ID=12746095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4640079A Pending JPS55137664A (en) | 1979-04-15 | 1979-04-15 | Lighting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55137664A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60111846A (ja) * | 1983-11-21 | 1985-06-18 | 三菱電機株式会社 | 給湯用冷凍サイクル |
JPS6142852A (ja) * | 1984-08-01 | 1986-03-01 | Matsushita Electric Works Ltd | 可変色放電灯およびその制御方法 |
JPS61256591A (ja) * | 1985-05-07 | 1986-11-14 | 松下電工株式会社 | 調光装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5126943U (ja) * | 1974-08-19 | 1976-02-27 | ||
JPS5220000A (en) * | 1975-08-08 | 1977-02-15 | Matsushita Electric Ind Co Ltd | Traffic signal unit |
-
1979
- 1979-04-15 JP JP4640079A patent/JPS55137664A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5126943U (ja) * | 1974-08-19 | 1976-02-27 | ||
JPS5220000A (en) * | 1975-08-08 | 1977-02-15 | Matsushita Electric Ind Co Ltd | Traffic signal unit |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60111846A (ja) * | 1983-11-21 | 1985-06-18 | 三菱電機株式会社 | 給湯用冷凍サイクル |
JPS6142852A (ja) * | 1984-08-01 | 1986-03-01 | Matsushita Electric Works Ltd | 可変色放電灯およびその制御方法 |
JPH0454340B2 (ja) * | 1984-08-01 | 1992-08-31 | Matsushita Electric Works Ltd | |
JPS61256591A (ja) * | 1985-05-07 | 1986-11-14 | 松下電工株式会社 | 調光装置 |
JPH0576156B2 (ja) * | 1985-05-07 | 1993-10-22 | Matsushita Electric Works Ltd |
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