JPS63118053U - - Google Patents
Info
- Publication number
- JPS63118053U JPS63118053U JP803387U JP803387U JPS63118053U JP S63118053 U JPS63118053 U JP S63118053U JP 803387 U JP803387 U JP 803387U JP 803387 U JP803387 U JP 803387U JP S63118053 U JPS63118053 U JP S63118053U
- Authority
- JP
- Japan
- Prior art keywords
- photoreceptor
- image forming
- forming area
- light source
- liquid crystal
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
第１図は、本考案の記録装置に用いた光源ラン
プの点灯状態およびマイクロシヤツタの開閉等を
表したタイミングチヤート、第２図は、本考案の
記録装置の概略構成図、第３図は、本考案の記録
装置に用いた光源の斜視図、第４図は、感光体の
電位Ｖｓと画像濃度Ｄの関係を示すグラフ、第５
図は、受光光量Ｅと感光体の電位Ｖｓの関係を示
すグラフである。
１……感光ドラム、２……帯電器、３……液晶
シヤツタ、４……結像レンズアレイ、５……印字
ヘツド、６……光源、７……現像器、７ａ……現
像スリーブ、７ｂ……バイアス電源、１２……光
伝送ロツド、１３……光源ランプ。
Fig. 1 is a timing chart showing the lighting state of the light source lamp and the opening/closing of the micro shutter used in the recording device of the present invention, Fig. 2 is a schematic configuration diagram of the recording device of the present invention, and Fig. 3 is a FIG. 4 is a perspective view of the light source used in the recording apparatus of the present invention, and FIG. 5 is a graph showing the relationship between the potential Vs of the photoreceptor and the image density D.
The figure is a graph showing the relationship between the amount of received light E and the potential Vs of the photoreceptor. DESCRIPTION OF SYMBOLS 1... Photosensitive drum, 2... Charger, 3... Liquid crystal shutter, 4... Imaging lens array, 5... Print head, 6... Light source, 7... Developing device, 7a... Developing sleeve, 7b ... Bias power supply, 12 ... Optical transmission rod, 13 ... Light source lamp.
Claims (1)
前記感光体に光源からの光を液晶シヤツタの光学
的開閉により変調して照射することによつて静電
潜像を形成する光記録手段と、前記静電潜像の低
電位部にトナーを付着させて現像する現像手段と
を備えた記録装置において、前記光源は、感光体
の非画像形成領域に対して画像形成領域に対する
よりも低い光量で点灯すると共に、前記光源の低
い光量での点灯の所定期間後、前記液晶シヤツタ
を開状態に設定することを特徴とする記録装置。 a photoreceptor; a charging means for charging the photoreceptor;
an optical recording means for forming an electrostatic latent image by modulating and irradiating the photoreceptor with light from a light source by optically opening and closing a liquid crystal shutter; and toner for adhering to a low potential portion of the electrostatic latent image. In the recording apparatus, the light source illuminates the non-image forming area of the photoreceptor with a lower light intensity than the image forming area, and the light source illuminates the non-image forming area with a lower light intensity than the image forming area. A recording apparatus characterized in that the liquid crystal shutter is set to an open state after a predetermined period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP803387U JPH0348596Y2 (en) | 1987-01-22 | 1987-01-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP803387U JPH0348596Y2 (en) | 1987-01-22 | 1987-01-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63118053U true JPS63118053U (en) | 1988-07-30 |
| JPH0348596Y2 JPH0348596Y2 (en) | 1991-10-17 |
Family
ID=30792045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP803387U Expired JPH0348596Y2 (en) | 1987-01-22 | 1987-01-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348596Y2 (en) |
-
1987
- 1987-01-22 JP JP803387U patent/JPH0348596Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0348596Y2 (en) | 1991-10-17 |