JPS63198065U - - Google Patents
Info
- Publication number
- JPS63198065U JPS63198065U JP9024987U JP9024987U JPS63198065U JP S63198065 U JPS63198065 U JP S63198065U JP 9024987 U JP9024987 U JP 9024987U JP 9024987 U JP9024987 U JP 9024987U JP S63198065 U JPS63198065 U JP S63198065U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic brush
- developing device
- sheet member
- entrance
- entrance seal
- 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
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案の一実施例における現像装置の
前端部分を表わした部分側面説明図、第２図は第
１図に示した現像装置の全体を表わした側面説明
図、第３図は一般の現像装置の前端部分を表わし
た部分側面説明図である。
１……感光体ドラム、２，３……現像器、５…
…現像ローラ、１４……円筒状スリーブ、１５…
…マグネツト群、１６……入口シール、１７……
シート部材。
Fig. 1 is a partial side explanatory view showing the front end portion of a developing device in an embodiment of the present invention, Fig. 2 is a side explanatory view showing the entire developing device shown in Fig. 1, and Fig. 3 is a general side view. FIG. 3 is a partial side explanatory view showing the front end portion of the developing device of FIG. 1... Photosensitive drum, 2, 3... Developing device, 5...
...Developing roller, 14...Cylindrical sleeve, 15...
...Magnet group, 16...Entrance seal, 17...
sheet parts.
Claims (1)
像領域に搬送して静電潜像の現像処理を行なうと
ともに、現像領域に対して磁気ブラシ搬送方向上
流側の入口部分に、トナー飛散を防止するブラシ
状の入口シールを設けてなる現像装置において、
上記入口シールの磁気ブラシ側対面部には、該入
口シールへのトナー付着を防止するシート部材が
設置されていることを特徴とする現像装置。 ２ シート部材は、磁気ブラシの上方空間前端部
が該シート部材により外部空間から閉塞されるよ
うに、磁気ブラシ側に接触して配設されているこ
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 magnetic brush formed on a developer carrier is conveyed to a developing area to develop an electrostatic latent image, and a magnetic brush formed on a developer carrier is conveyed to a developing area to develop an electrostatic latent image. In a developing device that is provided with a brush-like entrance seal at the entrance to prevent toner scattering,
A developing device characterized in that a sheet member for preventing toner from adhering to the entrance seal is installed on a portion of the entrance seal facing the magnetic brush side. 2. Utility model registration claim 1, characterized in that the sheet member is disposed in contact with the magnetic brush side so that the front end of the upper space of the magnetic brush is closed off from the external space by the sheet member. Developing device according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9024987U JPS63198065U (en) | 1987-06-11 | 1987-06-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9024987U JPS63198065U (en) | 1987-06-11 | 1987-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63198065U true JPS63198065U (en) | 1988-12-20 |
Family
ID=30949942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9024987U Pending JPS63198065U (en) | 1987-06-11 | 1987-06-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63198065U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5068532A (en) * | 1973-10-23 | 1975-06-07 | ||
| JPS5816278A (en) * | 1981-07-22 | 1983-01-29 | Matsushita Electric Ind Co Ltd | Preventing device for scatter of developer |
| JPS61204657A (en) * | 1985-03-08 | 1986-09-10 | Hitachi Ltd | Preventing device for toner scatter of developing device |
| JPS62127871A (en) * | 1985-11-29 | 1987-06-10 | Toshiba Corp | Developing device for electronic copying machine |
-
1987
- 1987-06-11 JP JP9024987U patent/JPS63198065U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5068532A (en) * | 1973-10-23 | 1975-06-07 | ||
| JPS5816278A (en) * | 1981-07-22 | 1983-01-29 | Matsushita Electric Ind Co Ltd | Preventing device for scatter of developer |
| JPS61204657A (en) * | 1985-03-08 | 1986-09-10 | Hitachi Ltd | Preventing device for toner scatter of developing device |
| JPS62127871A (en) * | 1985-11-29 | 1987-06-10 | Toshiba Corp | Developing device for electronic copying machine |