JPH0167662U - - Google Patents
Info
- Publication number
- JPH0167662U JPH0167662U JP1987162424U JP16242487U JPH0167662U JP H0167662 U JPH0167662 U JP H0167662U JP 1987162424 U JP1987162424 U JP 1987162424U JP 16242487 U JP16242487 U JP 16242487U JP H0167662 U JPH0167662 U JP H0167662U
- Authority
- JP
- Japan
- Prior art keywords
- developer
- toner concentration
- concentration detection
- container
- toner
- 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 11
- 239000000203 mixture Substances 0.000 claims 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本案の実施例の現像装置の縦断面図、
第２図はトナー濃度検出容器廻りの縦断面図、第
３図は検出容器の斜視図、第４図は第３図の縦断
面図である。
３……マグネツトローラ、４……スリーブ、５
……現像剤、１０……スクレーパ、１２……検出
容器、１３……検出素子、１４……上段スリツト
、１５……下段スリツト。
FIG. 1 is a longitudinal cross-sectional view of a developing device according to an embodiment of the present invention;
FIG. 2 is a longitudinal sectional view of the toner concentration detection container and its surroundings, FIG. 3 is a perspective view of the detection container, and FIG. 4 is a longitudinal sectional view of FIG. 3. 3...Magnetic roller, 4...Sleeve, 5
...Developer, 10...Scraper, 12...Detection container, 13...Detection element, 14...Upper slit, 15...Lower slit.
Claims (1)
する現像容器と、この現像容器中の現像剤を記録
体の電気潜像面へ搬送する手段と、前記現像剤の
一部を検出容器内に導入する手段と、この検出容
器内で現像剤中のキヤリアとトナーの混合比を計
測する手段を備えた現像装置において、トナー濃
度検出素子への現像剤の導入路内に突出部を設け
たことを特徴とするトナー濃度検出装置。 ２ 請求の範囲第１項において、突出部をトナー
濃度検出素子の上下及び横に設けたことを特徴と
するトナー濃度検出装置。[Claims for Utility Model Registration] 1. A developer container for storing a developer including a carrier and toner, a means for conveying the developer in the developer container to an electrical latent image surface of a recording medium, and In a developing device equipped with a means for introducing a portion of the developer into a detection container and a means for measuring the mixture ratio of carrier and toner in the developer in the detection container, the developer is introduced into the toner concentration detection element in the developer introduction path. A toner concentration detection device characterized in that a protrusion is provided on the toner concentration detection device. 2. The toner concentration detection device according to claim 1, characterized in that protrusions are provided above, below, and on the sides of the toner concentration detection element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162424U JPH0167662U (en) | 1987-10-26 | 1987-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162424U JPH0167662U (en) | 1987-10-26 | 1987-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0167662U true JPH0167662U (en) | 1989-05-01 |
Family
ID=31446237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987162424U Pending JPH0167662U (en) | 1987-10-26 | 1987-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0167662U (en) |
-
1987
- 1987-10-26 JP JP1987162424U patent/JPH0167662U/ja active Pending
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