JPH02113204U - - Google Patents
Info
- Publication number
- JPH02113204U JPH02113204U JP2022789U JP2022789U JPH02113204U JP H02113204 U JPH02113204 U JP H02113204U JP 2022789 U JP2022789 U JP 2022789U JP 2022789 U JP2022789 U JP 2022789U JP H02113204 U JPH02113204 U JP H02113204U
- Authority
- JP
- Japan
- Prior art keywords
- convex lens
- shade
- projector
- light source
- optical axis
- 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 3
Description
第１図乃至第５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図は組立状態の
断面図、第２図は組立状態の断面図、第３図はシ
エードの斜視図、第４図及び第５図は凸レンズ案
内手段の説明図である。第６図乃至第１１図は公
知のプロジエクタ型前照灯の説明図である。第１
２図及び第１３図は従来例のプロジエクタ型前照
灯における課題の説明図である。
１……凹面鏡、２……光源バルブ、３……凸レ
ンズ、４，４′……シエード、７……レンズホル
ダ、８……ランプハウジング、９……ローラ、１
２……ターンバツクルネジ杆、１２ｒ……右ネジ
、１２ｌ……左ネジ、１３ｒ……右ネジナツト、
１３ｌ……左ネジナツト、１４ｒ，１４ｌ……レ
バー、１５ｒ，１５ｌ……歯車。
1 to 5 show an embodiment of a projector type headlamp according to the present invention, FIG. 1 is a cross-sectional view of the assembled state, FIG. 2 is a cross-sectional view of the assembled state, and FIG. 3 is a shaded headlamp. The perspective view, FIGS. 4 and 5 are explanatory diagrams of the convex lens guide means. FIGS. 6 to 11 are explanatory diagrams of a known projector type headlamp. 1st
2 and 13 are explanatory diagrams of problems in conventional projector type headlamps. 1... Concave mirror, 2... Light source bulb, 3... Convex lens, 4, 4'... Shade, 7... Lens holder, 8... Lamp housing, 9... Roller, 1
2...Turnbuckle screw rod, 12r...Right-hand thread, 12l...Left-hand thread, 13r...Right-hand thread nut,
13l...Left screw nut, 14r, 14l...Lever, 15r, 15l...Gear.
Claims (1)
の光源バルブから出射した光が反射鏡で反射され
てカツトラインを有するシエード近傍で焦点を結
び、凸レンズによつて前記反射光を前方に投射す
るプロジエクタ型の前照灯において、 前記凸レンズに対して前記のシエードが固定さ
れており、 上記の凸レンズを光軸方向に移動させる案内手
段が設けられており、かつ、 上記凸レンズを光軸方向に往復駆動する、ネジ
送り手段が設けら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 bulb is installed near the focal point of a reflecting mirror, and the light emitted from the light source bulb is reflected by the reflecting mirror and focused near the shade having a cut line, and then In a projector-type headlamp that projects reflected light forward, the shade is fixed to the convex lens, and a guide means for moving the convex lens in the optical axis direction is provided, and A projector-type headlamp characterized by being provided with screw feeding means for reciprocating a convex lens in the optical axis direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022789U JPH02113204U (en) | 1989-02-27 | 1989-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022789U JPH02113204U (en) | 1989-02-27 | 1989-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02113204U true JPH02113204U (en) | 1990-09-11 |
Family
ID=31236411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022789U Pending JPH02113204U (en) | 1989-02-27 | 1989-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02113204U (en) |
-
1989
- 1989-02-27 JP JP2022789U patent/JPH02113204U/ja active Pending