FR2269834B1 - - Google Patents
Info
- Publication number
- FR2269834B1 FR2269834B1 FR7415349A FR7415349A FR2269834B1 FR 2269834 B1 FR2269834 B1 FR 2269834B1 FR 7415349 A FR7415349 A FR 7415349A FR 7415349 A FR7415349 A FR 7415349A FR 2269834 B1 FR2269834 B1 FR 2269834B1
- Authority
- FR
- France
- 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
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- 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
- H05B41/46—Circuits providing for substitution in case of failure of the lamp
-
- 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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
- H05B47/29—Circuits providing for substitution of the light source in case of its failure
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7415349A FR2269834A1 (en) | 1974-05-03 | 1974-05-03 | Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7415349A FR2269834A1 (en) | 1974-05-03 | 1974-05-03 | Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2269834A1 FR2269834A1 (en) | 1975-11-28 |
FR2269834B1 true FR2269834B1 (no) | 1978-01-13 |
Family
ID=9138420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7415349A Granted FR2269834A1 (en) | 1974-05-03 | 1974-05-03 | Lighting installation having two operating modes - has discharge and incandescentin parallel and switching between modes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2269834A1 (no) |
-
1974
- 1974-05-03 FR FR7415349A patent/FR2269834A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2269834A1 (en) | 1975-11-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |