JPH01162368U - - Google Patents
Info
- Publication number
- JPH01162368U JPH01162368U JP5751988U JP5751988U JPH01162368U JP H01162368 U JPH01162368 U JP H01162368U JP 5751988 U JP5751988 U JP 5751988U JP 5751988 U JP5751988 U JP 5751988U JP H01162368 U JPH01162368 U JP H01162368U
- Authority
- JP
- Japan
- Prior art keywords
- fixed
- contact
- agitator
- toner case
- photoreceptor
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図はこの考案の実施例を示す断面図、第２
図は上記実施例のアジテータプレートを示す斜視
図、第３図は上記実施例の動作を示す断面図、第
４図は従来の現像装置を示す断面図である。
１……トナーケース、２……現像ローラ、４…
…トナー、５……アジテータ回動軸、６……支持
部材、７……アジテータプレート、８……感光体
、１０……接触子、１１……ねじりばね、１２…
…固定接触子、１３……検知手段。
Figure 1 is a sectional view showing an embodiment of this invention, Figure 2 is a sectional view showing an embodiment of this invention.
FIG. 3 is a perspective view showing the agitator plate of the above embodiment, FIG. 3 is a sectional view showing the operation of the above embodiment, and FIG. 4 is a sectional view showing a conventional developing device. 1... Toner case, 2... Developing roller, 4...
... Toner, 5 ... Agitator rotation shaft, 6 ... Support member, 7 ... Agitator plate, 8 ... Photoreceptor, 10 ... Contact, 11 ... Torsion spring, 12 ...
...Fixed contact, 13...Detection means.
Claims (1)
した現像ローラを感光体に押圧して感光体上の静
電潜像を可視化する現像装置において、 トナーケース内のアジテータ回転軸に取付けら
れた子持部材にねじりばねを介して回動可能に取
付けられたアジテータプレートと、該アジテータ
プレートの先端に固定された接触子と、トナーケ
ース内底部に固定された固定接触子と、上記接触
子と固定接触子とが接触したことを検知する検知
手段とを備えたことを特徴とする現像装置。[Scope of Claim for Utility Model Registration] In a developing device that presses a developing roller holding toner stored in a toner case on its surface against a photoreceptor to visualize an electrostatic latent image on the photoreceptor, an agitator in the toner case rotates. an agitator plate rotatably attached to a child holding member attached to a shaft via a torsion spring, a contact fixed to the tip of the agitator plate, and a fixed contact fixed to the inner bottom of the toner case; A developing device comprising: a detection means for detecting that the contact element and the fixed contact element are in contact with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5751988U JPH01162368U (en) | 1988-04-28 | 1988-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5751988U JPH01162368U (en) | 1988-04-28 | 1988-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162368U true JPH01162368U (en) | 1989-11-13 |
Family
ID=31283370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5751988U Pending JPH01162368U (en) | 1988-04-28 | 1988-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162368U (en) |
-
1988
- 1988-04-28 JP JP5751988U patent/JPH01162368U/ja active Pending