JPH0470663U - - Google Patents
Info
- Publication number
- JPH0470663U JPH0470663U JP11277690U JP11277690U JPH0470663U JP H0470663 U JPH0470663 U JP H0470663U JP 11277690 U JP11277690 U JP 11277690U JP 11277690 U JP11277690 U JP 11277690U JP H0470663 U JPH0470663 U JP H0470663U
- Authority
- JP
- Japan
- Prior art keywords
- developing sleeve
- toner
- storage case
- developing
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図はこの考案の現像器を示す断面図、第２
図は電子式プリンタの概略構成図、第３図は従来
の現像器を示す断面図である。
１２……感光ドラム、１５……現像器、３０…
…トナー貯留ケース、３１……開口、３２……現
像スリーブ、３５……底壁、３６……回収用隙間
、Ａ……下方、Ｂ……後方、ａ，ｂ……大きさ、
Ｔ……トナー。
Figure 1 is a sectional view showing the developing device of this invention;
The figure is a schematic configuration diagram of an electronic printer, and FIG. 3 is a sectional view showing a conventional developing device. 12...Photosensitive drum, 15...Developer, 30...
...Toner storage case, 31...Opening, 32...Developing sleeve, 35...Bottom wall, 36...Collection gap, A...Downward, B...Backward, a, b...Size,
T...Toner.
Claims (1)
する現像スリーブが、トナー貯留ケースの前下部
に形成した開口に臨んで配置され、上記トナー貯
留ケースの底壁と上記現像スリーブとの間に、ト
ナーを回収する回収用隙間が設けられた現像器に
おいて、上記回収用隙間の大きさを現像スリーブ
の下方においてａ、後方においてｂとしたとき、
ｂ／ａが０．７以上で１．５以下に設定されてい
ることを特徴とする現像器。 A developing sleeve that rotates to supply toner to the surface of the photosensitive drum is disposed facing an opening formed at the front lower part of the toner storage case, and the toner is stored between the bottom wall of the toner storage case and the developing sleeve. In a developing device provided with a collection gap for collecting the developing sleeve, when the size of the collection gap is a below the developing sleeve and b at the rear,
A developing device characterized in that b/a is set to 0.7 or more and 1.5 or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11277690U JPH0470663U (en) | 1990-10-26 | 1990-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11277690U JPH0470663U (en) | 1990-10-26 | 1990-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0470663U true JPH0470663U (en) | 1992-06-23 |
Family
ID=31860295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11277690U Pending JPH0470663U (en) | 1990-10-26 | 1990-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0470663U (en) |
-
1990
- 1990-10-26 JP JP11277690U patent/JPH0470663U/ja active Pending
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