JPS6365060U - - Google Patents
Info
- Publication number
- JPS6365060U JPS6365060U JP15813886U JP15813886U JPS6365060U JP S6365060 U JPS6365060 U JP S6365060U JP 15813886 U JP15813886 U JP 15813886U JP 15813886 U JP15813886 U JP 15813886U JP S6365060 U JPS6365060 U JP S6365060U
- Authority
- JP
- Japan
- Prior art keywords
- sleeve
- scraper
- magnetic brush
- developing device
- regulating member
- 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
- 230000001105 regulatory effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 1
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図は本考案の磁気ブラシ現像装置の一実施
例を示す概略構成図、第２図は第１図の実施例の
トナー清掃動作を示す概略構成図、第３図は従来
の磁気ブラシ現像装置の一例を示す概略構成図で
ある。
１２……第１現像ロール、１４……第２現像ロ
ール、１６……トリマー、１８……トリマーバー
、２０……感光ドラム、２２，２４……スクレー
パー、３０……移動スクレーパー。
FIG. 1 is a schematic diagram showing an embodiment of the magnetic brush developing device of the present invention, FIG. 2 is a schematic diagram showing the toner cleaning operation of the embodiment of FIG. 1, and FIG. 3 is a conventional magnetic brush developing device. FIG. 1 is a schematic configuration diagram showing an example of a device. 12... First developing roll, 14... Second developing roll, 16... Trimmer, 18... Trimmer bar, 20... Photosensitive drum, 22, 24... Scraper, 30... Moving scraper.
Claims (1)
、該スリーブ上に付着した現像剤の層厚を規制部
材により所定の厚さに規制する磁気ブラシ現像装
置において、前記規制部材上に前記スリーブから
離間した第１位置と前記スリーブに当接する第２
位置との間で移動あるいは回動可能なスクレーパ
ーを取付け、非現像時に前記スクレーパーを第２
位置に移動させると共に前記スリーブを逆回転さ
せる駆動手段を設けたことを特徴とする磁気ブラ
シ現像装置。 In a magnetic brush developing device in which a cylindrical sleeve is rotated around a fixed magnet and the layer thickness of the developer adhering to the sleeve is regulated to a predetermined thickness by a regulating member, the developer is placed on the regulating member and spaced apart from the sleeve. and a second position abutting the sleeve.
Install a scraper that can be moved or rotated between the two positions, and move the scraper to the second position when not developing.
A magnetic brush developing device comprising a driving means for moving the sleeve to a position and rotating the sleeve in a reverse direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15813886U JPS6365060U (en) | 1986-10-17 | 1986-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15813886U JPS6365060U (en) | 1986-10-17 | 1986-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6365060U true JPS6365060U (en) | 1988-04-28 |
Family
ID=31081346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15813886U Pending JPS6365060U (en) | 1986-10-17 | 1986-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6365060U (en) |
-
1986
- 1986-10-17 JP JP15813886U patent/JPS6365060U/ja active Pending