JPH01111258U - - Google Patents
Info
- Publication number
- JPH01111258U JPH01111258U JP574988U JP574988U JPH01111258U JP H01111258 U JPH01111258 U JP H01111258U JP 574988 U JP574988 U JP 574988U JP 574988 U JP574988 U JP 574988U JP H01111258 U JPH01111258 U JP H01111258U
- Authority
- JP
- Japan
- Prior art keywords
- toner
- main body
- detection means
- stirring blade
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 4
Landscapes
- Wet Developing In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Description
第１図〜第４図は本考案に係る電子写真装置の
現像器の一実施例を示し、第１図は要部の正面図
、第２図は第１図の矢視線―に基づく側面図
、第３図は弾性部材との関係を示す正面図、第４
図は第３図の矢視線―に基づく側断面図およ
び第５図は従来の電子写真装置の現像器を示す側
断面図である。
１……現像器の本体、２……回転軸、３……撹
拌羽根、５……現像ローラ、１０……トナー検出
手段、１１……検出面。
1 to 4 show an embodiment of a developing device of an electrophotographic apparatus according to the present invention, FIG. 1 is a front view of the main parts, and FIG. 2 is a side view based on the arrow line - in FIG. 1. , FIG. 3 is a front view showing the relationship with the elastic member, and FIG. 4 is a front view showing the relationship with the elastic member.
The figure is a side sectional view based on the arrow line - in FIG. 3, and FIG. 5 is a side sectional view showing a developing unit of a conventional electrophotographic apparatus. DESCRIPTION OF SYMBOLS 1... Body of developer, 2... Rotating shaft, 3... Stirring blade, 5... Developing roller, 10... Toner detection means, 11... Detection surface.
Claims (1)
するための撹拌羽根とトナーと関与してトナーレ
ベルを検出するトナー検出手段とが設けられた電
子写真装置の現像器において、 前記トナー検出手段を、前記撹拌羽根の回転軸
の軸線上に定められた規準位置から計つて現像す
べき用紙の最小幅相当寸法以内に検出面が位置す
るように前記本体に取付けたことを特徴とした電
子写真装置の現像器。[Scope of Claim for Utility Model Registration] A developing device for an electrophotographic device that is equipped with a developing roller in the main body, a stirring blade for stirring the stored toner, and a toner detection means that interacts with the toner to detect the toner level. The toner detection means is attached to the main body so that the detection surface is located within a dimension equivalent to the minimum width of the paper to be developed, as measured from a reference position determined on the axis of the rotating shaft of the stirring blade. A developing device for an electrophotographic device featuring the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP574988U JPH01111258U (en) | 1988-01-20 | 1988-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP574988U JPH01111258U (en) | 1988-01-20 | 1988-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01111258U true JPH01111258U (en) | 1989-07-26 |
Family
ID=31209388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP574988U Pending JPH01111258U (en) | 1988-01-20 | 1988-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01111258U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03267963A (en) * | 1990-03-19 | 1991-11-28 | Fuji Xerox Co Ltd | Developing device |
| JP2006220889A (en) * | 2005-02-10 | 2006-08-24 | Seiko Epson Corp | Liquid toner concentration detecting device, image forming apparatus using the same and concentration control method |
| JP2006220890A (en) * | 2005-02-10 | 2006-08-24 | Seiko Epson Corp | Liquid toner concentration detecting device, image forming apparatus using the same and concentration control method |
-
1988
- 1988-01-20 JP JP574988U patent/JPH01111258U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03267963A (en) * | 1990-03-19 | 1991-11-28 | Fuji Xerox Co Ltd | Developing device |
| JP2006220889A (en) * | 2005-02-10 | 2006-08-24 | Seiko Epson Corp | Liquid toner concentration detecting device, image forming apparatus using the same and concentration control method |
| JP2006220890A (en) * | 2005-02-10 | 2006-08-24 | Seiko Epson Corp | Liquid toner concentration detecting device, image forming apparatus using the same and concentration control method |
| JP4671021B2 (en) * | 2005-02-10 | 2011-04-13 | セイコーエプソン株式会社 | Liquid toner concentration detection apparatus and image forming apparatus using the same |