CA1042498A - Thermal regulator ballast - Google Patents
Thermal regulator ballastInfo
- Publication number
- CA1042498A CA1042498A CA211,094A CA211094A CA1042498A CA 1042498 A CA1042498 A CA 1042498A CA 211094 A CA211094 A CA 211094A CA 1042498 A CA1042498 A CA 1042498A
- Authority
- CA
- Canada
- Prior art keywords
- circuit
- capacitance
- ballast circuit
- ballast
- power
- 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.)
- Expired
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
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
-
- 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
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41216773A | 1973-11-02 | 1973-11-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1042498A true CA1042498A (en) | 1978-11-14 |
Family
ID=23631873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA211,094A Expired CA1042498A (en) | 1973-11-02 | 1974-10-09 | Thermal regulator ballast |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5078173A (ja) |
CA (1) | CA1042498A (ja) |
DE (1) | DE2451120A1 (ja) |
GB (1) | GB1485166A (ja) |
ZA (1) | ZA746373B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6316872B1 (en) | 1995-09-22 | 2001-11-13 | Gl Displays, Inc. | Cold cathode fluorescent lamp |
US5834889A (en) | 1995-09-22 | 1998-11-10 | Gl Displays, Inc. | Cold cathode fluorescent display |
US6201352B1 (en) | 1995-09-22 | 2001-03-13 | Gl Displays, Inc. | Cold cathode fluorescent display |
CN1161819C (zh) * | 1998-05-06 | 2004-08-11 | 泛海企业有限公司 | 冷阴极气体放电发光装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU3657078A (en) * | 1977-06-04 | 1979-12-06 | Hepworth Plastics Ltd | Pipe joint |
-
1974
- 1974-10-07 ZA ZA00746373A patent/ZA746373B/xx unknown
- 1974-10-09 CA CA211,094A patent/CA1042498A/en not_active Expired
- 1974-10-28 DE DE19742451120 patent/DE2451120A1/de not_active Withdrawn
- 1974-10-30 GB GB47006/74A patent/GB1485166A/en not_active Expired
- 1974-11-01 JP JP49125568A patent/JPS5078173A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2451120A1 (de) | 1975-05-07 |
ZA746373B (en) | 1975-10-29 |
JPS5078173A (ja) | 1975-06-25 |
GB1485166A (en) | 1977-09-08 |
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