JPS6122062U - Copy machine residual toner detection device - Google Patents
Copy machine residual toner detection deviceInfo
- Publication number
- JPS6122062U JPS6122062U JP10728284U JP10728284U JPS6122062U JP S6122062 U JPS6122062 U JP S6122062U JP 10728284 U JP10728284 U JP 10728284U JP 10728284 U JP10728284 U JP 10728284U JP S6122062 U JPS6122062 U JP S6122062U
- Authority
- JP
- Japan
- Prior art keywords
- residual toner
- detection device
- photoconductor
- toner
- copy machine
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の１適用例であるカラー複写機の概略構
成図、第２図は本考案装置に使用される残留トナー有無
検知装置の１例の反射型センサの概略構成図、第３図は
残留トナーの有無に応じた、上記反射型センサの受光素
子の信号レベルを示す図、第４図は残留トナー有無検知
装置の別の例の透過型センサの概略構成図である。
１・・・感光体、４Ｙ， ４Ｍ， ４Ｃ・・・現像装置
、６・・・磁気ブラシクリーニング装置、８・・・残留
トナー有無検知装置。FIG. 1 is a schematic diagram of a color copying machine which is an application example of the present invention, FIG. 2 is a schematic diagram of a reflective sensor as an example of a residual toner detection device used in the device of the present invention, and FIG. FIG. 4 is a diagram showing the signal level of the light receiving element of the reflective sensor according to the presence or absence of residual toner, and FIG. 4 is a schematic configuration diagram of a transmissive sensor as another example of the residual toner presence/absence detecting device. DESCRIPTION OF SYMBOLS 1... Photoreceptor, 4Y, 4M, 4C... Developing device, 6... Magnetic brush cleaning device, 8... Residual toner presence detection device.
Claims (1)
光体上の静電潜像をトナーで顕像化する現像装置と、顕
像が転写紙に転写された後、未転写トナーである残留ト
ナーを感光体表面から除去する磁気ブラシクリーニング
装置とを備え、前記磁気ブラシクリーニング装置のクリ
ーニング剤が劣化して残留トナーの除去機能に低下し、
残留トナーが感光体表面に残量せられる状態となったと
き、この残留トナーを検知する残留トナー有無検知装置
を、感光体の回転方向に対する、磁気ブラシクリーニン
グ装置の下流側近傍に配設したことを特徴とする複写機
の残留トナー検知装置。A photoconductor that forms an electrostatic latent image on its surface by image exposure, a developing device that develops the electrostatic latent image on the photoconductor using toner, and after the developed image is transferred to transfer paper, untransferred toner is removed. a magnetic brush cleaning device for removing residual toner from the surface of a photoreceptor;
A residual toner presence/absence detection device that detects residual toner when the amount of residual toner remains on the surface of the photoconductor is disposed near the downstream side of the magnetic brush cleaning device with respect to the rotational direction of the photoconductor. A residual toner detection device for a copying machine characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10728284U JPS6122062U (en) | 1984-07-16 | 1984-07-16 | Copy machine residual toner detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10728284U JPS6122062U (en) | 1984-07-16 | 1984-07-16 | Copy machine residual toner detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6122062U true JPS6122062U (en) | 1986-02-08 |
Family
ID=30666535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10728284U Pending JPS6122062U (en) | 1984-07-16 | 1984-07-16 | Copy machine residual toner detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6122062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01129265A (en) * | 1987-11-13 | 1989-05-22 | Canon Inc | Image forming device |
-
1984
- 1984-07-16 JP JP10728284U patent/JPS6122062U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01129265A (en) * | 1987-11-13 | 1989-05-22 | Canon Inc | Image forming device |
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