AU4790190A - An electronic capacitive ballast for flourescent and other discharge lamps - Google Patents
An electronic capacitive ballast for flourescent and other discharge lampsInfo
- Publication number
- AU4790190A AU4790190A AU47901/90A AU4790190A AU4790190A AU 4790190 A AU4790190 A AU 4790190A AU 47901/90 A AU47901/90 A AU 47901/90A AU 4790190 A AU4790190 A AU 4790190A AU 4790190 A AU4790190 A AU 4790190A
- Authority
- AU
- Australia
- Prior art keywords
- flourescent
- discharge lamps
- capacitive ballast
- electronic capacitive
- electronic
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/02—Details
- H05B41/04—Starting switches
- H05B41/042—Starting switches using semiconductor devices
- H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
- H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
- H05B41/18—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN797DE1989 IN176607B (en) | 1989-09-07 | 1989-09-07 | |
IN797/89 | 1989-09-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU4790190A true AU4790190A (en) | 1991-03-14 |
Family
ID=11091283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU47901/90A Abandoned AU4790190A (en) | 1989-09-07 | 1990-01-11 | An electronic capacitive ballast for flourescent and other discharge lamps |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0437908A1 (en) |
AU (1) | AU4790190A (en) |
IN (1) | IN176607B (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3978368A (en) * | 1973-02-21 | 1976-08-31 | Hitachi, Ltd. | Discharge lamp control circuit |
GB1511237A (en) * | 1974-07-02 | 1978-05-17 | Gen Electric | Circuits for operating electric discharge lamps |
FR2441990A1 (en) * | 1978-11-17 | 1980-06-13 | Lampes Sa | Fluorescent tube firing circuit - has triac fired to draw DC heating current through tube electrodes and ceases operation once tube fires or fails |
FR2546357B1 (en) * | 1983-05-20 | 1985-12-20 | Gloria Sa | DEVICE FOR STARTING AND SUPPLYING A GAS DISCHARGE TUBE |
EP0327404A1 (en) * | 1988-02-04 | 1989-08-09 | Century International Ltd. | Electronic ballast and starter circuit |
-
1989
- 1989-09-07 IN IN797DE1989 patent/IN176607B/en unknown
-
1990
- 1990-01-11 AU AU47901/90A patent/AU4790190A/en not_active Abandoned
- 1990-01-18 EP EP90300504A patent/EP0437908A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0437908A1 (en) | 1991-07-24 |
IN176607B (en) | 1996-08-03 |
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