FR2185261A5 - - Google Patents
Info
- Publication number
- FR2185261A5 FR2185261A5 FR7316598A FR7316598A FR2185261A5 FR 2185261 A5 FR2185261 A5 FR 2185261A5 FR 7316598 A FR7316598 A FR 7316598A FR 7316598 A FR7316598 A FR 7316598A FR 2185261 A5 FR2185261 A5 FR 2185261A5
- 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
-
- 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
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
- B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
-
- 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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/05—Special features for controlling or switching of the light beam
- B60Q2300/052—Switching delay, i.e. the beam is not switched or changed instantaneously upon occurrence of a condition change
-
- 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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/30—Indexing codes relating to the vehicle environment
- B60Q2300/33—Driving situation
- B60Q2300/332—Driving situation on city roads
- B60Q2300/3321—Detection of streetlights
-
- 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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/30—Indexing codes relating to the vehicle environment
- B60Q2300/33—Driving situation
- B60Q2300/337—Tunnels or bridges
-
- 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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/40—Indexing codes relating to other road users or special conditions
- B60Q2300/42—Indexing codes relating to other road users or special conditions oncoming vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH703772A CH561611A5 (en) | 1972-05-12 | 1972-05-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2185261A5 true FR2185261A5 (en) | 1973-12-28 |
Family
ID=4318932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7316598A Expired FR2185261A5 (en) | 1972-05-12 | 1973-05-02 |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH561611A5 (en) |
DE (1) | DE2322137A1 (en) |
FR (1) | FR2185261A5 (en) |
IT (1) | IT987321B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3001394A1 (en) * | 1980-01-16 | 1981-07-23 | Bernhard 8331 Mamming Schweininger | Control circuit for vehicle headlights - reduces intensity by switching to lower-power light to avoid dazzling oncoming vehicle |
FR2596172A1 (en) * | 1986-03-20 | 1987-09-25 | Dietsch Jean | Electronic apparatus for illuminating motor vehicles |
EP0541491A1 (en) * | 1991-11-06 | 1993-05-12 | Jesa Automobile, Jutzeler, Erlenbach | Automatic vehicle headlamp dimming control |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3528220A1 (en) * | 1985-08-06 | 1987-02-12 | Siemens Ag | Monitoring device for preventing the dazzling effect of vehicle lights |
-
1972
- 1972-05-12 CH CH703772A patent/CH561611A5/xx not_active IP Right Cessation
-
1973
- 1973-05-02 DE DE19732322137 patent/DE2322137A1/en active Pending
- 1973-05-02 FR FR7316598A patent/FR2185261A5/fr not_active Expired
- 1973-05-08 IT IT2379973A patent/IT987321B/en active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3001394A1 (en) * | 1980-01-16 | 1981-07-23 | Bernhard 8331 Mamming Schweininger | Control circuit for vehicle headlights - reduces intensity by switching to lower-power light to avoid dazzling oncoming vehicle |
FR2596172A1 (en) * | 1986-03-20 | 1987-09-25 | Dietsch Jean | Electronic apparatus for illuminating motor vehicles |
EP0541491A1 (en) * | 1991-11-06 | 1993-05-12 | Jesa Automobile, Jutzeler, Erlenbach | Automatic vehicle headlamp dimming control |
CH688618A5 (en) * | 1991-11-06 | 1997-12-15 | Jesag | An apparatus for automatically switching vehicle headlights between high and low beams. |
Also Published As
Publication number | Publication date |
---|---|
IT987321B (en) | 1975-02-20 |
DE2322137A1 (en) | 1973-11-22 |
CH561611A5 (en) | 1975-05-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |