JPH0197355U - - Google Patents
Info
- Publication number
- JPH0197355U JPH0197355U JP19138987U JP19138987U JPH0197355U JP H0197355 U JPH0197355 U JP H0197355U JP 19138987 U JP19138987 U JP 19138987U JP 19138987 U JP19138987 U JP 19138987U JP H0197355 U JPH0197355 U JP H0197355U
- Authority
- JP
- Japan
- Prior art keywords
- developer
- latent image
- carrier
- image carrier
- developing device
- 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
- 238000003756 stirring Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 108091008695 photoreceptors Proteins 0.000 description 2
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の一実施例装置の全体斜視図、
第２図は第１図装置の概要側面図、第３図Ａは第
１図装置に係る感光体ドラムの内部概要図、第３
図Ｂは第３図Ａに示しされた感光体ドラムの一部
を切り欠いて示した斜視図、第４図は他の実施例
装置の全体斜視図、第５図Ａは第４図に示す装置
に係る感光体ドラムの内部概要を示す図、第５図
Ｂは第５図Ａの感光体ドラムを上方から示す図、
第６図はさらに他の実施例装置を示す図である。
１……潜像担持体（感光体ドラム）、２……現
像剤担持体（スリーブ）、３，８，１４……搬入
手段（３…チユーブ、８…スクリユー、１４…下
向開口部）、１２，１３……撹拌手段（撹拌補助
翼）、１５，１７，３，７…返送手段（１５…上
向開口部、１７…スクリユー、３…チユーブ、７
…スクリユー）。
FIG. 1 is an overall perspective view of an embodiment of the device of the present invention;
2 is a schematic side view of the device shown in FIG. 1, FIG. 3A is a schematic internal view of the photosensitive drum related to the device shown in FIG.
Figure B is a partially cutaway perspective view of the photosensitive drum shown in Figure 3A, Figure 4 is an overall perspective view of another example device, and Figure 5A is shown in Figure 4. A diagram showing an outline of the interior of the photoreceptor drum related to the apparatus, FIG. 5B is a diagram showing the photoreceptor drum of FIG. 5A from above,
FIG. 6 is a diagram showing still another example device. 1... Latent image carrier (photosensitive drum), 2... Developer carrier (sleeve), 3, 8, 14... Carrying means (3... tube, 8... screw, 14... downward opening), 12, 13... Stirring means (stirring auxiliary vanes), 15, 17, 3, 7... Return means (15... Upward opening, 17... Screw, 3... Tube, 7
…screw).
Claims (1)
現像剤を収容する現像剤容器と該容器の前部開口
に一部突出して配設される現像剤担持体により、
該現像剤担持体に対向し回転可能に配設されかつ
内部空間を有する潜像担持体上に形成された潜像
をトナーで顕像化して可視画像を形成する現像装
置において、 現像剤容器内部の現像剤を上記潜像担持体の内
部空間に搬入する手段と、 搬入された現像剤を上記潜像担持体の回転に伴
い撹拌する手段と、 撹拌後の現像剤を回収し現像剤容器へ返送する
手段とを有する、 ことを特徴とする現像装置。 (2) 現像剤を撹拌する手段は、潜像担持体の内
部空間壁に取り付けられた撹拌用補助翼であるこ
とを特徴とする実用新案登録請求の範囲第(1)項
に記載の現像装置。 (3) 潜像担持体の内部空間には、使用する現像
剤の種類の数に対応して独立した撹拌室が設けら
れていることを特徴とする実用新案登録請求の範
囲第(1)項記載の現像装置。[Claims for Utility Model Registration] (1) A developer container containing a two-component developer made of a mixture of toner and carrier, and a developer carrier disposed so as to partially protrude from the front opening of the container. According to
In a developing device that forms a visible image by visualizing a latent image formed on a latent image carrier that is rotatably arranged opposite to the developer carrier and has an internal space with toner, the interior of the developer container. means for transporting the developer into the internal space of the latent image carrier; a means for stirring the developer carried in as the latent image carrier rotates; and collecting the agitated developer into a developer container. A developing device comprising: means for returning the device. (2) The developing device according to claim 1, wherein the means for stirring the developer is a stirring auxiliary blade attached to the inner space wall of the latent image carrier. . (3) Utility model registration claim (1) characterized in that the internal space of the latent image carrier is provided with independent stirring chambers corresponding to the number of types of developer used. The developing device described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19138987U JPH0521082Y2 (en) | 1987-12-18 | 1987-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19138987U JPH0521082Y2 (en) | 1987-12-18 | 1987-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0197355U true JPH0197355U (en) | 1989-06-28 |
| JPH0521082Y2 JPH0521082Y2 (en) | 1993-05-31 |
Family
ID=31482305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19138987U Expired - Lifetime JPH0521082Y2 (en) | 1987-12-18 | 1987-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0521082Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009116195A (en) * | 2007-11-08 | 2009-05-28 | Ricoh Co Ltd | Image forming apparatus |
-
1987
- 1987-12-18 JP JP19138987U patent/JPH0521082Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0521082Y2 (en) | 1993-05-31 |
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