JPS61183001U - - Google Patents
Info
- Publication number
- JPS61183001U JPS61183001U JP6690785U JP6690785U JPS61183001U JP S61183001 U JPS61183001 U JP S61183001U JP 6690785 U JP6690785 U JP 6690785U JP 6690785 U JP6690785 U JP 6690785U JP S61183001 U JPS61183001 U JP S61183001U
- Authority
- JP
- Japan
- Prior art keywords
- light
- filament
- lens
- sub
- subfilament
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
Description
第１図乃至第３図は本考案の１実施例を示し、
第１図は光路を付記した模式図、第２図は光源バ
ルブの斜視図、第３図は配光パターンを示す図表
である。第４図乃至第６図は上記と異なる実施例
を示し、第４図は光源バルブの斜視図、第５図は
光路を付記した模式図、第６図は配光パターンを
示す図表である。第７図乃至第１０図は従来の前
照灯の１例を示し、第７図は光路を付記した模式
図、第８図は配光パターンを示す図表、第９図は
レンズの正面図、第１０図は問題点の説明図であ
る。
１…回転放物面状の反射鏡、２，２′…レンズ
、３…メインフイラメント、４…サブフイラメン
ト、５，５′，５″…遮光板、５ａ，５ｂ…透孔
、６…スクリーン。
1 to 3 show one embodiment of the present invention,
FIG. 1 is a schematic diagram with optical paths added, FIG. 2 is a perspective view of a light source bulb, and FIG. 3 is a chart showing a light distribution pattern. 4 to 6 show embodiments different from those described above, in which FIG. 4 is a perspective view of a light source bulb, FIG. 5 is a schematic diagram with optical paths added, and FIG. 6 is a chart showing a light distribution pattern. 7 to 10 show an example of a conventional headlamp, FIG. 7 is a schematic diagram with the optical path added, FIG. 8 is a chart showing the light distribution pattern, FIG. 9 is a front view of the lens, FIG. 10 is an explanatory diagram of the problem. DESCRIPTION OF SYMBOLS 1... Paraboloid of revolution reflecting mirror, 2, 2'... Lens, 3... Main filament, 4... Sub filament, 5, 5', 5''... Light shielding plate, 5a, 5b... Through hole, 6... Screen.
Claims (1)
えると共に上記サブフイラメントの少なくとも下
方を覆う遮光板を備えた光源バルブを回転放物面
状反射鏡の焦点近傍に設置し、かつ、上記回転放
物面状反射鏡の前面開口部を覆つてレンズを配設
した車輛用の前照灯において、前記の遮光板がサ
ブフイラメントの下方を覆つている個所の１部に
透孔を設け、かつ、サブフイラメントから発して
上記の透孔を通つた光が前記反射鏡で反射されて
前記のレンズに入射する区域にプリズムを設けた
ことを特徴とする、車輛用の前照灯。 A light source bulb including a main filament and a sub-filament and a light-shielding plate covering at least a lower part of the sub-filament is installed near the focal point of the paraboloid of revolution reflector, and In a vehicle headlamp in which a lens is disposed to cover the front opening, a through hole is provided in a part of the portion where the light shielding plate covers the lower part of the subfilament, and the light emitted from the subfilament is A headlamp for a vehicle, characterized in that a prism is provided in an area where light passing through the through hole is reflected by the reflecting mirror and incident on the lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985066907U JPH0215206Y2 (en) | 1985-05-08 | 1985-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985066907U JPH0215206Y2 (en) | 1985-05-08 | 1985-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61183001U true JPS61183001U (en) | 1986-11-14 |
| JPH0215206Y2 JPH0215206Y2 (en) | 1990-04-24 |
Family
ID=30600235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985066907U Expired JPH0215206Y2 (en) | 1985-05-08 | 1985-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0215206Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008032258A1 (en) | 2006-09-13 | 2008-03-20 | Philips Intellectual Property & Standards Gmbh | Lamp for motor vehicles |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5669702A (en) * | 1979-11-10 | 1981-06-11 | Nissan Motor | Head light for vehicle |
| JPS575202A (en) * | 1980-06-10 | 1982-01-12 | Koito Mfg Co Ltd | Headlamp for vehicle |
| JPS5913685U (en) * | 1982-07-17 | 1984-01-27 | オリオン機械株式会社 | vacuum pump silencer |
-
1985
- 1985-05-08 JP JP1985066907U patent/JPH0215206Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5669702A (en) * | 1979-11-10 | 1981-06-11 | Nissan Motor | Head light for vehicle |
| JPS575202A (en) * | 1980-06-10 | 1982-01-12 | Koito Mfg Co Ltd | Headlamp for vehicle |
| JPS5913685U (en) * | 1982-07-17 | 1984-01-27 | オリオン機械株式会社 | vacuum pump silencer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008032258A1 (en) | 2006-09-13 | 2008-03-20 | Philips Intellectual Property & Standards Gmbh | Lamp for motor vehicles |
| EP2066965A1 (en) * | 2006-09-13 | 2009-06-10 | Philips Intellectual Property & Standards GmbH | Lamp for motor vehicles |
| JP2010509708A (en) * | 2006-09-13 | 2010-03-25 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Lamps for vehicles |
| KR101394056B1 (en) * | 2006-09-13 | 2014-05-13 | 코닌클리케 필립스 엔.브이. | Lamp for motor vehicles |
| EP3228922A1 (en) * | 2006-09-13 | 2017-10-11 | Philips Intellectual Property & Standards GmbH | Lamp for motor vehicles |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0215206Y2 (en) | 1990-04-24 |
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