JPS63336U - - Google Patents
Info
- Publication number
- JPS63336U JPS63336U JP9127986U JP9127986U JPS63336U JP S63336 U JPS63336 U JP S63336U JP 9127986 U JP9127986 U JP 9127986U JP 9127986 U JP9127986 U JP 9127986U JP S63336 U JPS63336 U JP S63336U
- Authority
- JP
- Japan
- Prior art keywords
- center
- fluorescent lamp
- aperture opening
- fluorescent
- utility
- 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 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Facsimile Scanning Arrangements (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
第１図は、本考案による蛍光灯の断面構成図、
第２図は蛍光灯とスリツト巾に対する反射光の状
態説明図、第３図、第４図は従来の照明装置の説
明図、第５図は照明装置従来例の反射光の状態説
明図、第６図，，，はスリツト巾周囲の
状態図である。
８……アパーチヤー開口部、９……蛍光層、１
０，１０′……反射層、１１……反射層非塗着面
、１４……開口部の中心と蛍光灯の中心とを結ぶ
直線、１５……蛍光灯。
FIG. 1 is a cross-sectional diagram of the fluorescent lamp according to the present invention.
Fig. 2 is an explanatory diagram of the state of reflected light with respect to a fluorescent lamp and slit width, Figs. 3 and 4 are explanatory diagrams of a conventional illumination device, and Fig. 5 is an explanatory diagram of the state of reflected light of a conventional illumination device. Figure 6 shows the state around the slit width. 8... Aperture opening, 9... Fluorescent layer, 1
0, 10'... Reflective layer, 11... Surface to which the reflective layer is not applied, 14... Straight line connecting the center of the opening and the center of the fluorescent lamp, 15... Fluorescent lamp.
Claims (1)
蛍光層を塗布し、アパーチヤー開口部とアパーチ
ヤー開口部の反対側の蛍光灯管壁の一部とを除い
た前記蛍光層の外側には反射層を塗布して成るア
パーチヤータイプの蛍光灯を設けた複写機の照明
装置。 (2) 反射層を塗布しない蛍光灯管壁部の範囲は
、アパーチヤー開口部の中心と蛍光灯の中心とを
結ぶ直線の延長部に対し、対称的に管中心からみ
て左右に１５度以内の範囲であることを特徴とす
る実用新案登録請求の範囲第(1)項記載の複写機
の照明装置。 (3) アパーチヤー開口部の中心と蛍光灯中心と
を結ぶ直線の延長線上に原稿面読取り巾が位置す
るよう蛍光灯を設置することより成る実用新案登
録請求の範囲第(1)項または第(2)項記載の複写機
の照明装置。[Scope of claim for utility model registration] (1) A fluorescent layer is applied to the entire surface of the tube wall other than the aperture opening, excluding the aperture opening and a part of the fluorescent tube wall on the opposite side of the aperture opening. An illumination device for a copying machine, comprising an aperture type fluorescent lamp having a reflective layer coated on the outside of the fluorescent layer. (2) The area of the wall of the fluorescent lamp tube that is not coated with a reflective layer is symmetrical to the extension of the straight line connecting the center of the aperture opening and the center of the fluorescent lamp, within 15 degrees to the left and right when viewed from the center of the tube. 2. A lighting device for a copying machine according to claim (1) of the utility model registration, characterized in that: (3) Utility model registration claim (1) or (2) which consists of installing a fluorescent lamp so that the document surface reading width is located on an extension of a straight line connecting the center of the aperture opening and the center of the fluorescent lamp. The lighting device for the copying machine described in item 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9127986U JPS63336U (en) | 1986-06-17 | 1986-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9127986U JPS63336U (en) | 1986-06-17 | 1986-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63336U true JPS63336U (en) | 1988-01-05 |
Family
ID=30951919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9127986U Pending JPS63336U (en) | 1986-06-17 | 1986-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63336U (en) |
-
1986
- 1986-06-17 JP JP9127986U patent/JPS63336U/ja active Pending
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