JPH04100742A - 車両用放電灯ヘッドランプ装置 - Google Patents
車両用放電灯ヘッドランプ装置Info
- Publication number
- JPH04100742A JPH04100742A JP2215975A JP21597590A JPH04100742A JP H04100742 A JPH04100742 A JP H04100742A JP 2215975 A JP2215975 A JP 2215975A JP 21597590 A JP21597590 A JP 21597590A JP H04100742 A JPH04100742 A JP H04100742A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- discharge lamp
- lighting
- cable
- dimmer
- 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.)
- Pending
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
-
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
- H05B41/288—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2921—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
- H05B41/2925—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2215975A JPH04100742A (ja) | 1990-08-16 | 1990-08-16 | 車両用放電灯ヘッドランプ装置 |
DE19914126762 DE4126762A1 (de) | 1990-08-16 | 1991-08-13 | Entladungslampen-einrichtung, insbesondere fuer fahrzeugscheinwerfer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2215975A JPH04100742A (ja) | 1990-08-16 | 1990-08-16 | 車両用放電灯ヘッドランプ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04100742A true JPH04100742A (ja) | 1992-04-02 |
Family
ID=16681342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2215975A Pending JPH04100742A (ja) | 1990-08-16 | 1990-08-16 | 車両用放電灯ヘッドランプ装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH04100742A (enrdf_load_stackoverflow) |
DE (1) | DE4126762A1 (enrdf_load_stackoverflow) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2270810B (en) * | 1992-09-21 | 1996-06-19 | Nissan Motor | System for and method of lighting discharge lamp |
DE4334721B4 (de) * | 1993-10-12 | 2005-06-23 | Automotive Lighting Reutlingen Gmbh | Scheinwerfer für Fahrzeuge |
DE19680254B4 (de) * | 1995-02-28 | 2007-01-04 | Matsushita Electric Works Ltd., Kadoma-Shi | Entladungslampenzündeinrichtung |
JP3280567B2 (ja) * | 1996-04-04 | 2002-05-13 | 株式会社小糸製作所 | 放電灯点灯回路 |
DE29615609U1 (de) * | 1996-09-09 | 1998-01-15 | Niggemeyer, Gert Günther, 21244 Buchholz | Verbindung von Hochdruckgasentladungslampen mit Vorschaltgeräten |
JP3729961B2 (ja) * | 1997-01-14 | 2005-12-21 | 株式会社小糸製作所 | 放電灯点灯回路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4456857A (en) * | 1982-09-29 | 1984-06-26 | General Electric Company | Socket with automatic high voltage cut-off |
JPS6362187A (ja) * | 1986-08-29 | 1988-03-18 | 松下電工株式会社 | 放電灯点灯装置 |
US4904907A (en) * | 1988-02-26 | 1990-02-27 | General Electric Company | Ballast circuit for metal halide lamp |
-
1990
- 1990-08-16 JP JP2215975A patent/JPH04100742A/ja active Pending
-
1991
- 1991-08-13 DE DE19914126762 patent/DE4126762A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE4126762C2 (enrdf_load_stackoverflow) | 1993-08-12 |
DE4126762A1 (de) | 1992-02-20 |
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