JPH0459860U - - Google Patents
Info
- Publication number
- JPH0459860U JPH0459860U JP10337090U JP10337090U JPH0459860U JP H0459860 U JPH0459860 U JP H0459860U JP 10337090 U JP10337090 U JP 10337090U JP 10337090 U JP10337090 U JP 10337090U JP H0459860 U JPH0459860 U JP H0459860U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- sensor
- image
- cover
- detachment
- 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
- 238000004140 cleaning Methods 0.000 claims 1
- 108091008695 photoreceptors Proteins 0.000 claims 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
図面は全て本考案に係るものであり、第１図は
Ｐセンサ部の斜視図、第２図はＰセンサ部の側面
図、第３図はユニツト装着状態の要部の平面図、
第４図はユニツト脱時の要部の斜視図、第５図は
ユニツト着時の要部の平面図である。
１……Ｐセンサ、４……カバー、４ａ……カバ
ー起立片、５……ユニツト、５ａ……ユニツト突
出片。
The drawings are all related to the present invention; FIG. 1 is a perspective view of the P sensor section, FIG. 2 is a side view of the P sensor section, and FIG. 3 is a plan view of the main parts of the unit installed.
FIG. 4 is a perspective view of the main parts when the unit is removed, and FIG. 5 is a plan view of the main parts when the unit is attached. 1... P sensor, 4... Cover, 4a... Cover upright piece, 5... Unit, 5a... Unit projecting piece.
Claims (1)
る基準パターンの光像を結像して得られたトナー
像のトナー付着度合をセンサで検知し、このセン
サ出力に応じてトナー補給率を制御する画像形成
装置において、現像装置およびクリーニング装置
の少なくとも一方のユニツトの装置本体に対する
脱着と連動して前記センサ面を開閉するカバーを
設けたことを特徴とする画像形成装置。 A sensor detects the degree of toner adhesion in the toner image obtained by forming a light image of a reference pattern with a predetermined reflectance on a uniformly charged photoreceptor, and controls the toner replenishment rate according to the sensor output. An image forming apparatus comprising: a cover that opens and closes the sensor surface in conjunction with attachment and detachment of at least one of a developing device and a cleaning device to an apparatus main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10337090U JPH0459860U (en) | 1990-10-02 | 1990-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10337090U JPH0459860U (en) | 1990-10-02 | 1990-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0459860U true JPH0459860U (en) | 1992-05-22 |
Family
ID=31848208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10337090U Pending JPH0459860U (en) | 1990-10-02 | 1990-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0459860U (en) |
-
1990
- 1990-10-02 JP JP10337090U patent/JPH0459860U/ja active Pending