JPS4995479A - - Google Patents
Info
- Publication number
- JPS4995479A JPS4995479A JP48122267A JP12226773A JPS4995479A JP S4995479 A JPS4995479 A JP S4995479A JP 48122267 A JP48122267 A JP 48122267A JP 12226773 A JP12226773 A JP 12226773A JP S4995479 A JPS4995479 A JP S4995479A
- Authority
- JP
- Japan
- 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
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/05—Starting and operating circuit for fluorescent lamp
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30279372A | 1972-11-01 | 1972-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4995479A true JPS4995479A (ja) | 1974-09-10 |
Family
ID=23169234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48122267A Pending JPS4995479A (ja) | 1972-11-01 | 1973-11-01 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3801867A (ja) |
| JP (1) | JPS4995479A (ja) |
| CA (1) | CA1027169A (ja) |
| DE (1) | DE2354004A1 (ja) |
| FR (1) | FR2204937A1 (ja) |
| NL (1) | NL7314967A (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4004184A (en) * | 1974-02-19 | 1977-01-18 | John Ott Laboratories, Inc. | Apparatus for operating gaseous discharge lamps on direct current from a source of alternating current |
| NL175371C (nl) * | 1975-06-30 | 1984-10-16 | Philips Nv | Werkwijze voor het bedrijven van een lagedruknatriumdampontladingslamp, en schakelingsinrichting voor de uitvoering van die werkwijze. |
| US4042856A (en) * | 1975-10-28 | 1977-08-16 | General Electric Company | Chopper ballast for gaseous discharge lamps with auxiliary capacitor energy storage |
| US4189663A (en) * | 1976-06-15 | 1980-02-19 | Forest Electric Company | Direct current ballasting and starting circuitry for gaseous discharge lamps |
| US4107580A (en) * | 1977-02-24 | 1978-08-15 | Thackray Philip C | Ballast circuit for gas glow discharge devices |
| US4289993A (en) * | 1978-06-02 | 1981-09-15 | Quietlite International, Ltd. | Direct current power source for an electric discharge lamp |
| US4327309A (en) * | 1980-06-23 | 1982-04-27 | General Electric Company | Fluorescent lamp power supply with low voltage lamp polarity reversal |
| JPS6016080B2 (ja) * | 1980-08-20 | 1985-04-23 | ウシオ電機株式会社 | 直流放電灯点灯装置 |
| NL8400923A (nl) * | 1984-03-23 | 1985-10-16 | Philips Nv | Elektrische inrichting voor het onsteken en voeden van een gas- en/of dampontladingsbuis. |
| DE3517248A1 (de) * | 1985-05-13 | 1986-11-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zum betrieb von gasentladungslampen mit hoeherfrequentem strom |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3066241A (en) * | 1960-11-18 | 1962-11-27 | Sylvania Electric Prod | Apparatus for operating gaseous discharge lamps from a d.c. source |
| US3471747A (en) * | 1967-02-02 | 1969-10-07 | Gen Motors Corp | Starting circuit and solid state running circuit for high pressure arc lamp |
| US3462643A (en) * | 1967-03-31 | 1969-08-19 | Rca Corp | Switching type voltage and current regulator and which can include voltage doubling means for a load |
| US3619713A (en) * | 1969-04-01 | 1971-11-09 | Sola Basic Ind Inc | High-frequency lamp circuit for copying apparatus |
| US3675078A (en) * | 1969-05-08 | 1972-07-04 | Pichel Ind Inc | Electronic lamp driving circuit for hand held lamp |
| US3731182A (en) * | 1971-09-06 | 1973-05-01 | Blackwell Electronics Ind Co L | Phase control type dimming system with means to compensate for the hysteresis effect |
-
1972
- 1972-11-01 US US00302793A patent/US3801867A/en not_active Expired - Lifetime
-
1973
- 1973-10-27 DE DE19732354004 patent/DE2354004A1/de active Pending
- 1973-10-29 CA CA184,505A patent/CA1027169A/en not_active Expired
- 1973-10-31 NL NL7314967A patent/NL7314967A/xx unknown
- 1973-10-31 FR FR7338771A patent/FR2204937A1/fr not_active Withdrawn
- 1973-11-01 JP JP48122267A patent/JPS4995479A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA1027169A (en) | 1978-02-28 |
| FR2204937A1 (ja) | 1974-05-24 |
| NL7314967A (ja) | 1974-05-03 |
| US3801867A (en) | 1974-04-02 |
| DE2354004A1 (de) | 1974-05-09 |