JPH0278957U - - Google Patents
Info
- Publication number
- JPH0278957U JPH0278957U JP15792688U JP15792688U JPH0278957U JP H0278957 U JPH0278957 U JP H0278957U JP 15792688 U JP15792688 U JP 15792688U JP 15792688 U JP15792688 U JP 15792688U JP H0278957 U JPH0278957 U JP H0278957U
- Authority
- JP
- Japan
- Prior art keywords
- image
- counting
- air supply
- optical system
- forming apparatus
- 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 description 5
- 238000004140 cleaning Methods 0.000 claims 1
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
第１図はこの考案に係る複写装置の一実施例を
示す構成図、第２図は第１図の複写装置の概略的
な断面図、第３図は空気供給手段の駆動モータの
回路図、第４図はこの実施例の作用を示すタイム
チヤートである。
４…光学ミラー（光学系）、５…感光体ドラム
、９…転写紙、１９…光学冷却フアン（空気供給
手段）、２１…メインＣＰＵボード（制御手段）
、２５…カウンタ（計数手段）。
FIG. 1 is a block diagram showing an embodiment of a copying device according to the invention, FIG. 2 is a schematic cross-sectional view of the copying device shown in FIG. 1, and FIG. 3 is a circuit diagram of a drive motor of an air supply means. FIG. 4 is a time chart showing the operation of this embodiment. 4... Optical mirror (optical system), 5... Photosensitive drum, 9... Transfer paper, 19... Optical cooling fan (air supply means), 21... Main CPU board (control means)
, 25...Counter (counting means).
Claims (1)
させるための光学系を備え、通紙された転写紙上
に画像を形成する画像形成装置において、前記光
学系に向けて強制的に清掃用の空気を供給する空
気供給手段と、前記転写紙の通紙枚数を計数する
計数手段と、この計数手段による計数値が所定値
を越えたとき前記空気供給手段を所定時間駆動さ
せる制御手段とを備えたことを特徴とする画像形
成装置。 In an image forming apparatus that is equipped with an optical system that irradiates light onto a document and forms an image of the reflected light on a photoreceptor, and forms an image on a transferred transfer sheet, forced cleaning is performed toward the optical system. an air supply means for supplying air for use, a counting means for counting the number of passed transfer sheets, and a control means for driving the air supply means for a predetermined time when a count value by the counting means exceeds a predetermined value. An image forming apparatus comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15792688U JPH0278957U (en) | 1988-12-02 | 1988-12-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15792688U JPH0278957U (en) | 1988-12-02 | 1988-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0278957U true JPH0278957U (en) | 1990-06-18 |
Family
ID=31437794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15792688U Pending JPH0278957U (en) | 1988-12-02 | 1988-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0278957U (en) |
-
1988
- 1988-12-02 JP JP15792688U patent/JPH0278957U/ja active Pending
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