JPH0179062U - - Google Patents
Info
- Publication number
- JPH0179062U JPH0179062U JP1987175457U JP17545787U JPH0179062U JP H0179062 U JPH0179062 U JP H0179062U JP 1987175457 U JP1987175457 U JP 1987175457U JP 17545787 U JP17545787 U JP 17545787U JP H0179062 U JPH0179062 U JP H0179062U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- usage amount
- detection means
- amount detection
- fall
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図はこの考案の一実施例のトナー補給装置
の概略構成図、第２図はトナー落下案内板を下方
から見た部分斜視図。
２……トナー補給ローラ、２１……溝部、３…
…トナー落下案内板、３１，３２，３３……トナ
ー落下部、５……トナー使用量検出手段、６……
回動制御手段。
FIG. 1 is a schematic configuration diagram of a toner replenishing device according to an embodiment of the invention, and FIG. 2 is a partial perspective view of a toner fall guide plate seen from below. 2... Toner supply roller, 21... Groove, 3...
...Toner falling guide plate, 31, 32, 33... Toner falling part, 5... Toner usage amount detection means, 6...
Rotation control means.
Claims (1)
閉塞し、トナーを充填可能な少なくとも一つの溝
部を外周に有する回動可能なトナー補給ローラと
、トナー補給ローラの少なくとも外周の一部に沿
つて設けられ、複数のトナー落下部を構成可能な
トナー落下案内板と、現像装置内の複数位置のト
ナー使用量を検出するトナー使用量検出手段と、
該トナー使用量検出手段からの検出信号に基づい
て、トナー補給ローラの回動を制御することによ
り、上記トナー落下案内板で構成される所定のト
ナー落下部からトナーを落下させる回動制御手段
とを備えたことを特徴とするトナー補給装置。 ２ トナー使用量検出手段が、複写枚数に基づい
てトナー使用量を積算するものである上記実用新
案登録請求の範囲第１項記載のトナー補給装置。 ３ トナー使用量検出手段が、トナー濃度センサ
からなる上記実用新案登録請求の範囲第１項記載
のトナー補給装置。 ４ トナー使用量検出手段が、現像装置内に設け
たレベルセンサからなる上記実用新案登録請求の
範囲第１項記載のトナー補給装置。[Claims for Utility Model Registration] 1. A rotatable toner replenishing roller having at least one groove on its outer periphery that can be filled with toner and closing a slit provided at the bottom of a toner hopper; a toner fall guide plate provided along a portion and capable of configuring a plurality of toner fall portions; a toner usage amount detection means for detecting toner usage amounts at multiple positions within the developing device;
Rotation control means for causing the toner to fall from a predetermined toner falling portion constituted by the toner fall guide plate by controlling the rotation of the toner replenishment roller based on the detection signal from the toner usage amount detection means; A toner replenishing device characterized by comprising: 2. The toner replenishing device according to claim 1, wherein the toner usage amount detection means integrates the toner usage amount based on the number of copies. 3. The toner replenishing device according to claim 1, wherein the toner usage amount detection means comprises a toner concentration sensor. 4. The toner replenishing device according to claim 1, wherein the toner usage amount detecting means comprises a level sensor provided in the developing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175457U JPH0179062U (en) | 1987-11-16 | 1987-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175457U JPH0179062U (en) | 1987-11-16 | 1987-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0179062U true JPH0179062U (en) | 1989-05-26 |
Family
ID=31467249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987175457U Pending JPH0179062U (en) | 1987-11-16 | 1987-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0179062U (en) |
-
1987
- 1987-11-16 JP JP1987175457U patent/JPH0179062U/ja active Pending
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