JPH0415103U - - Google Patents
Info
- Publication number
- JPH0415103U JPH0415103U JP5601390U JP5601390U JPH0415103U JP H0415103 U JPH0415103 U JP H0415103U JP 5601390 U JP5601390 U JP 5601390U JP 5601390 U JP5601390 U JP 5601390U JP H0415103 U JPH0415103 U JP H0415103U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- filament
- focal point
- reflecting mirror
- projector
- 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
- 230000003287 optical effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
Description
第１図および第２図は本考案に係るプロジエク
タ型前照灯の一実施例を示し、第１図Ａは光源バ
ルブの斜視図、第１図Ｂは作用、効果の説明図、
第２図Ａ，Ｂは配光パターンの図表である。第３
図乃至第９図はプロジエクタ型前照灯の原理的説
明図である。第１０図Ａ，Ｂおよび第１１図は第
１の先願の考案の説明図である。第１２図および
第１３図は第２の先願の考案の説明図である。
１……凹面鏡（反射鏡）、２……光源バルブ、
３……凸レンズ、４……シエード、４ａ……正立
姿勢のシエード、４ｂ……傾倒姿勢のシエード、
４ｃ……シエード支承軸、４ｂ−１……シエード
に形成した回転楕円状反射面、６，６′……プリ
ズム、７……アウタレンズ、１１……回転楕円面
状反射鏡、１２……光源バルブ、１２ｈ……ハイ
ビームフイラメント、１２ｌ……ロービームフイ
ラメント、１８……回転放物面状反射鏡、１７…
…レンズ、２１……光源バルブ、２１ａ……管球
、２１ｂ……走行用フイラメント、２１ｃ……す
れ違い用フイラメント。
1 and 2 show an embodiment of a projector type headlamp according to the present invention, FIG. 1A is a perspective view of a light source bulb, FIG. 1B is an explanatory diagram of the function and effect,
FIGS. 2A and 2B are diagrams of light distribution patterns. Third
9 to 9 are diagrams explaining the principle of a projector type headlamp. FIGS. 10A and 10B and FIG. 11 are explanatory diagrams of the invention of the first prior application. FIGS. 12 and 13 are explanatory diagrams of the invention of the second prior application. 1... Concave mirror (reflector), 2... Light source bulb,
3... Convex lens, 4... Shade, 4a... Shade in upright posture, 4b... Shade in leaning posture,
4c...Shade support shaft, 4b-1...Spheroidal reflecting surface formed on the shade, 6, 6'...Prism, 7...Outer lens, 11...Spheroidal reflector, 12...Light source bulb , 12h...high beam filament, 12l...low beam filament, 18...paraboloid of revolution reflector, 17...
...Lens, 21...Light source bulb, 21a...Tube, 21b...Filament for traveling, 21c...Filament for passing.
Claims (1)
、上記の光源から出射した光が上記反射鏡で反射
されて焦点を結び、凸レンズによつて前記反射光
を前方に投射するプロジエクタ型前照灯において
、 前記の光源は走行用フイラメントと、すれ違い
用フイラメントとを備えたものとし、かつ 前記走行用フイラメントは前記反射鏡の焦点近
傍に、該光軸と平行に設置されるとともに、 前記すれ違い用フイラメントは前記焦点の下方
に、該光軸と直交せしめて水平方向に設置されて
いることを特徴とするプロジエクタ型前照灯。[Claims for Utility Model Registration] A light source is installed near the focal point of a spheroidal reflecting mirror, the light emitted from the light source is reflected by the reflecting mirror and focused, and the reflected light is focused by a convex lens. In a projector-type headlamp that projects forward, the light source includes a traveling filament and a passing filament, and the traveling filament is located near the focal point of the reflecting mirror and parallel to the optical axis. A projector-type headlamp, wherein the passing filament is installed horizontally below the focal point and perpendicular to the optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5601390U JPH0415103U (en) | 1990-05-30 | 1990-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5601390U JPH0415103U (en) | 1990-05-30 | 1990-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0415103U true JPH0415103U (en) | 1992-02-06 |
Family
ID=31579470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5601390U Pending JPH0415103U (en) | 1990-05-30 | 1990-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0415103U (en) |
-
1990
- 1990-05-30 JP JP5601390U patent/JPH0415103U/ja active Pending
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