JPS62179734U - - Google Patents
Info
- Publication number
- JPS62179734U JPS62179734U JP6609286U JP6609286U JPS62179734U JP S62179734 U JPS62179734 U JP S62179734U JP 6609286 U JP6609286 U JP 6609286U JP 6609286 U JP6609286 U JP 6609286U JP S62179734 U JPS62179734 U JP S62179734U
- Authority
- JP
- Japan
- Prior art keywords
- shaped
- rod
- bulb
- light bulb
- manuscript
- 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
- 238000005286 illumination Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
第１図および第２図はそれぞれ本考案の原稿照
明装置を複写装置に適用する場合の一実施例を示
す説明用正面図および要部を示す説明用平面図、
第３図は側部反射鏡の角度調整範囲を示す説明図
、第４図は棒状電球の一例を示す説明用断面図、
第５図は本考案の原稿照明装置および従来の原稿
照明装置における照明区域の長手方向の照度分布
を対比して示す曲線図である。
１０……棒状電球、２０……樋状の反射鏡、３
０……原稿台、３１……原稿、３２……照明区域
、４０，５０……側部反射鏡、４１，５１……反
射面、４２，５２……取付け板、４３，５３……
角度調整用長孔、４４，５４……支点用穴、６０
……保持具、６１，６２……突起、６３……スリ
ツト、７０……結像用レンズ、８１……管型封体
、８２……フイラメント、８３……発光部、８４
……非発光部、８７，８８……封着用金属箔、９
２，９３……ベース。
FIGS. 1 and 2 are an explanatory front view and an explanatory plan view showing essential parts, respectively, of an embodiment in which the document illumination device of the present invention is applied to a copying machine;
FIG. 3 is an explanatory diagram showing the angle adjustment range of the side reflector, and FIG. 4 is an explanatory cross-sectional diagram showing an example of a rod-shaped light bulb.
FIG. 5 is a curve diagram showing a comparison of illuminance distribution in the longitudinal direction of the illuminated area in the document illuminating device of the present invention and the conventional document illuminating device. 10... Rod-shaped light bulb, 20... Gutter-shaped reflector, 3
0... Original table, 31... Original, 32... Illumination area, 40, 50... Side reflecting mirror, 41, 51... Reflecting surface, 42, 52... Mounting plate, 43, 53...
Long hole for angle adjustment, 44, 54...Hole for fulcrum, 60
... Holder, 61, 62 ... Protrusion, 63 ... Slit, 70 ... Imaging lens, 81 ... Tube-shaped seal, 82 ... Filament, 83 ... Light emitting part, 84
...Non-light emitting part, 87, 88...Metal foil for sealing, 9
2,93...Base.
Claims (1)
よう配置された、当該棒状電球よりの放射光を集
光して原稿面に帯状の照明区域を形成する樋状の
反射鏡とを具えてなる原稿照明装置において、 前記棒状電球の端部側に対向する位置に、当該
棒状電球の端部側からの放射光を前記帯状の照明
区域に向かつて反射する側部反射鏡を設け、かつ
前記棒状電球の伸びる方向に対する当該側部反射
鏡の反射面の角度が調整可能に設けられているこ
とを特徴とする配光分布の改善された原稿照明装
置。[Scope of Claim for Utility Model Registration] A rod-shaped light bulb for illuminating a manuscript, and a gutter-shaped gutter arranged to surround the rod-shaped bulb and concentrating the emitted light from the rod-shaped bulb to form a belt-shaped illumination area on the surface of the manuscript. a side part that reflects emitted light from the end side of the rod-shaped light bulb toward the strip-shaped illumination area at a position opposite to the end side of the rod-shaped light bulb; 1. A document illuminating device with improved light distribution, characterized in that a reflecting mirror is provided, and the angle of the reflecting surface of the side reflecting mirror with respect to the extending direction of the rod-shaped light bulb is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6609286U JPS62179734U (en) | 1986-05-02 | 1986-05-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6609286U JPS62179734U (en) | 1986-05-02 | 1986-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62179734U true JPS62179734U (en) | 1987-11-14 |
Family
ID=30903770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6609286U Pending JPS62179734U (en) | 1986-05-02 | 1986-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62179734U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5011523B1 (en) * | 1969-09-09 | 1975-05-02 |
-
1986
- 1986-05-02 JP JP6609286U patent/JPS62179734U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5011523B1 (en) * | 1969-09-09 | 1975-05-02 |
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