GB1371742A - Ignition circuit for fluorescent lamps - Google Patents
Ignition circuit for fluorescent lampsInfo
- Publication number
- GB1371742A GB1371742A GB4073A GB4073A GB1371742A GB 1371742 A GB1371742 A GB 1371742A GB 4073 A GB4073 A GB 4073A GB 4073 A GB4073 A GB 4073A GB 1371742 A GB1371742 A GB 1371742A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fluorescent lamps
- ignition circuit
- ignition
- circuit
- lamps
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1925171 | 1971-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1371742A true GB1371742A (en) | 1974-10-23 |
Family
ID=4438287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4073A Expired GB1371742A (en) | 1971-12-31 | 1973-01-01 | Ignition circuit for fluorescent lamps |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT323287B (fr) |
BE (1) | BE793526A (fr) |
CH (1) | CH546530A (fr) |
DE (1) | DE2262299B2 (fr) |
FR (1) | FR2166096B3 (fr) |
GB (1) | GB1371742A (fr) |
NL (1) | NL7217868A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0502512A1 (fr) * | 1991-03-04 | 1992-09-09 | Gte Products Corporation | Circuit d'allumage et d'opération pour lampe de décharge à arc |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK339586D0 (da) * | 1986-07-16 | 1986-07-16 | Silver Gruppen Prod As | Elektronisk ballast |
-
0
- BE BE793526D patent/BE793526A/fr unknown
-
1971
- 1971-12-31 CH CH546530D patent/CH546530A/xx not_active IP Right Cessation
-
1972
- 1972-02-14 AT AT115272A patent/AT323287B/de not_active IP Right Cessation
- 1972-12-20 DE DE19722262299 patent/DE2262299B2/de active Pending
- 1972-12-27 FR FR7246467A patent/FR2166096B3/fr not_active Expired
- 1972-12-29 NL NL7217868A patent/NL7217868A/xx unknown
-
1973
- 1973-01-01 GB GB4073A patent/GB1371742A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0502512A1 (fr) * | 1991-03-04 | 1992-09-09 | Gte Products Corporation | Circuit d'allumage et d'opération pour lampe de décharge à arc |
Also Published As
Publication number | Publication date |
---|---|
DE2262299A1 (de) | 1973-07-12 |
NL7217868A (fr) | 1973-07-03 |
CH546530A (de) | 1974-02-28 |
DE2262299B2 (de) | 1974-08-29 |
FR2166096A1 (fr) | 1973-08-10 |
BE793526A (fr) | 1973-04-16 |
AT323287B (de) | 1975-07-10 |
FR2166096B3 (fr) | 1976-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |