GB2038572B - Control circuit for fluorescent lamps - Google Patents
Control circuit for fluorescent lampsInfo
- Publication number
- GB2038572B GB2038572B GB7942009A GB7942009A GB2038572B GB 2038572 B GB2038572 B GB 2038572B GB 7942009 A GB7942009 A GB 7942009A GB 7942009 A GB7942009 A GB 7942009A GB 2038572 B GB2038572 B GB 2038572B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control circuit
- fluorescent lamps
- lamps
- fluorescent
- circuit
- 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
- H05B41/02—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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7942009A GB2038572B (en) | 1978-12-12 | 1979-12-05 | Control circuit for fluorescent lamps |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7848069 | 1978-12-12 | ||
GB7942009A GB2038572B (en) | 1978-12-12 | 1979-12-05 | Control circuit for fluorescent lamps |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2038572A GB2038572A (en) | 1980-07-23 |
GB2038572B true GB2038572B (en) | 1983-02-16 |
Family
ID=26269931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7942009A Expired GB2038572B (en) | 1978-12-12 | 1979-12-05 | Control circuit for fluorescent lamps |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2038572B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5898278A (en) * | 1995-08-09 | 1999-04-27 | Pinbeam Ag | Series resonant lamp circuit having direct electrode connection between rectifier and AC source |
JPWO2005038826A1 (en) * | 2003-10-21 | 2007-02-01 | タイコ エレクトロニクス レイケム株式会社 | PTC element and starter circuit for fluorescent lamp |
-
1979
- 1979-12-05 GB GB7942009A patent/GB2038572B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2038572A (en) | 1980-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |