JPS6323701U - - Google Patents
Info
- Publication number
- JPS6323701U JPS6323701U JP11686586U JP11686586U JPS6323701U JP S6323701 U JPS6323701 U JP S6323701U JP 11686586 U JP11686586 U JP 11686586U JP 11686586 U JP11686586 U JP 11686586U JP S6323701 U JPS6323701 U JP S6323701U
- Authority
- JP
- Japan
- Prior art keywords
- reflecting surface
- reflector
- focal point
- filament
- light distribution
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案実施の一例を示す反射鏡の模式
図、第２図はサブフイラメント点灯時における配
光パターンの一実施例を示す。
図中、１は反射鏡、１ａ，１ｂは反射面、２は
バルブ、２ａはメインフイラメント、２ｂはサブ
フイラメント、Ｓａ，Ｓ１は拡散部分の配光パタ
ーン、Ｓｂ，Ｓ２はホツトゾーン部分の配光パタ
ーン、である。
FIG. 1 is a schematic diagram of a reflecting mirror showing an example of the implementation of the present invention, and FIG. 2 shows an example of the light distribution pattern when the subfilament is turned on. In the figure, 1 is a reflecting mirror, 1a and 1b are reflective surfaces, 2 is a bulb, 2a is a main filament, 2b is a subfilament, Sa, S1 is a light distribution pattern of a diffused part, Sb, S2 is a distribution of a hot zone part. A light pattern.
Claims (1)
と直交する方向に並列させてなるバルブを回転放
物面反射鏡の焦点位置に設置させると共に、該反
射鏡を配光パターンにおける拡散部分を形成する
反射面の焦点距離を小さくホツトゾーン部分を形
成する反射面の焦点距離を大きく形成して構成し
た事を特徴とする自動車用前照灯。 A bulb consisting of a main filament and a sub-filament arranged in parallel in a direction perpendicular to the optical axis is installed at the focal point of a paraboloid of revolution reflector, and the reflector is placed at the focal point of a reflecting surface that forms a diffused portion in the light distribution pattern. A headlamp for an automobile characterized in that the distance is short and the focal length of a reflecting surface forming a hot zone is large.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986116865U JPH0314729Y2 (en) | 1986-07-29 | 1986-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986116865U JPH0314729Y2 (en) | 1986-07-29 | 1986-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6323701U true JPS6323701U (en) | 1988-02-17 |
| JPH0314729Y2 JPH0314729Y2 (en) | 1991-04-02 |
Family
ID=31001853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986116865U Expired JPH0314729Y2 (en) | 1986-07-29 | 1986-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314729Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59118201U (en) * | 1983-01-31 | 1984-08-09 | スタンレー電気株式会社 | vehicle headlights |
-
1986
- 1986-07-29 JP JP1986116865U patent/JPH0314729Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59118201U (en) * | 1983-01-31 | 1984-08-09 | スタンレー電気株式会社 | vehicle headlights |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0314729Y2 (en) | 1991-04-02 |