JPH0433049U - - Google Patents
Info
- Publication number
- JPH0433049U JPH0433049U JP7415490U JP7415490U JPH0433049U JP H0433049 U JPH0433049 U JP H0433049U JP 7415490 U JP7415490 U JP 7415490U JP 7415490 U JP7415490 U JP 7415490U JP H0433049 U JPH0433049 U JP H0433049U
- Authority
- JP
- Japan
- Prior art keywords
- cartridge
- toner
- developing device
- charging roller
- roller
- 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
- 238000003756 stirring Methods 0.000 claims description 2
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の一実施例である現像装置の断
面図、第２図は同斜視図、第３図はカートリツジ
脱着方法を示す同斜視図、第４図は現像装置本体
の斜視図、第５図はカートリツジの斜視図、第６
図は第１図の現像装置を有するレーザプリンタの
概略構成図、第７図は他の実施例のシヤツタを有
するカートリツジの要部構成図、第８図は第７図
のカートリツジにおけるシヤツタ開閉装置の概略
構成図、第９図は同シヤツタの開状態の要部断面
図である。
１６……現像装置、３０……現像装置本体、３
４……現像ローラ、３６……カートリツジ、３７
……帯電ローラ、３８……攪拌部材、４０，４１
……シヤツタ。
FIG. 1 is a cross-sectional view of a developing device according to an embodiment of the present invention, FIG. 2 is a perspective view of the same, FIG. 3 is a perspective view of the same showing a cartridge attachment/detachment method, and FIG. 4 is a perspective view of the main body of the developing device. Figure 5 is a perspective view of the cartridge; Figure 6 is a perspective view of the cartridge;
The figure is a schematic diagram of a laser printer having the developing device shown in Figure 1, Figure 7 is a diagram showing the main parts of a cartridge having a shutter according to another embodiment, and Figure 8 is a diagram of the shutter opening/closing device of the cartridge shown in Figure 7. A schematic configuration diagram, FIG. 9 is a sectional view of the main part of the shutter in an open state. 16...Developing device, 30...Developing device main body, 3
4...Developing roller, 36...Cartridge, 37
... Charging roller, 38 ... Stirring member, 40, 41
...Shattuta.
Claims (1)
のカートリツジ内のトナーをトナー攪拌部材で攪
拌しながら帯電ローラに送り、その帯電ローラで
帯電して現像ローラに付着し、その現像ローラで
さらにそのトナーを付着して、感光体上の潜像を
現像する現像装置において、前記カートリツジに
前記帯電ローラと前記トナー攪拌部材と設けてな
る現像装置。 ２ 前記カートリツジにおける前記帯電ローラが
覗く開口部に、前記カートリツジの着脱に連動し
て開閉するシヤツタを設けてなる請求項１に記載
の現像装置。[Claims for Utility Model Registration] 1. A cartridge is attached to the main body of the developing device, and the toner in the cartridge is sent to a charging roller while being stirred by a toner stirring member, and the toner is charged by the charging roller and adheres to the developing roller, and the toner is developed. A developing device for developing a latent image on a photoreceptor by further adhering the toner with a roller, the developing device comprising the charging roller and the toner agitating member disposed in the cartridge. 2. The developing device according to claim 1, wherein an opening in the cartridge through which the charging roller looks is provided with a shutter that opens and closes in conjunction with attachment and detachment of the cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7415490U JPH0433049U (en) | 1990-07-12 | 1990-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7415490U JPH0433049U (en) | 1990-07-12 | 1990-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0433049U true JPH0433049U (en) | 1992-03-18 |
Family
ID=31613603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7415490U Pending JPH0433049U (en) | 1990-07-12 | 1990-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0433049U (en) |
-
1990
- 1990-07-12 JP JP7415490U patent/JPH0433049U/ja active Pending