FR2301992B3 - - Google Patents
Info
- Publication number
- FR2301992B3 FR2301992B3 FR7504924A FR7504924A FR2301992B3 FR 2301992 B3 FR2301992 B3 FR 2301992B3 FR 7504924 A FR7504924 A FR 7504924A FR 7504924 A FR7504924 A FR 7504924A FR 2301992 B3 FR2301992 B3 FR 2301992B3
- 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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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
- G08B5/38—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing light
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/46—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for giving flashing caution signals during drive, other than signalling change of direction, e.g. flashing the headlights or hazard lights
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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
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7504924A FR2301992A1 (en) | 1975-02-18 | 1975-02-18 | Winking warning lights system for roadworks - has several incandescent lamps each with its own supply system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7504924A FR2301992A1 (en) | 1975-02-18 | 1975-02-18 | Winking warning lights system for roadworks - has several incandescent lamps each with its own supply system |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2301992A1 FR2301992A1 (en) | 1976-09-17 |
FR2301992B3 true FR2301992B3 (en) | 1977-10-28 |
Family
ID=9151340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7504924A Granted FR2301992A1 (en) | 1975-02-18 | 1975-02-18 | Winking warning lights system for roadworks - has several incandescent lamps each with its own supply system |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2301992A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2808415A1 (en) * | 1978-02-27 | 1979-08-30 | Fridmark Mats Holgersson | Flashing light display for road-works - is made up of chain of flash units each incorporating oscillator, multivibrator switching and control circuits |
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1975
- 1975-02-18 FR FR7504924A patent/FR2301992A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2301992A1 (en) | 1976-09-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |