JPS53107850A - Toner concentration detector of developing powder - Google Patents
Toner concentration detector of developing powderInfo
- Publication number
- JPS53107850A JPS53107850A JP2158977A JP2158977A JPS53107850A JP S53107850 A JPS53107850 A JP S53107850A JP 2158977 A JP2158977 A JP 2158977A JP 2158977 A JP2158977 A JP 2158977A JP S53107850 A JPS53107850 A JP S53107850A
- Authority
- JP
- Japan
- Prior art keywords
- toner concentration
- concentration detector
- developing powder
- developing
- powder
- 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.)
- Granted
Links
Landscapes
- Dry Development In Electrophotography (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
PURPOSE:To perform highly accurate concentration detection by detecting the inductance of a magnetic brush in a state where the magnetical restraint by a magnetic roll is released temporarily.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2158977A JPS53107850A (en) | 1977-03-02 | 1977-03-02 | Toner concentration detector of developing powder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2158977A JPS53107850A (en) | 1977-03-02 | 1977-03-02 | Toner concentration detector of developing powder |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53107850A true JPS53107850A (en) | 1978-09-20 |
JPS5514434B2 JPS5514434B2 (en) | 1980-04-16 |
Family
ID=12059218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2158977A Granted JPS53107850A (en) | 1977-03-02 | 1977-03-02 | Toner concentration detector of developing powder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53107850A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59232375A (en) * | 1983-06-16 | 1984-12-27 | Hitachi Metals Ltd | Developing device |
JPS6157967A (en) * | 1984-08-29 | 1986-03-25 | Sharp Corp | Developer density controller |
US5095339A (en) * | 1988-01-27 | 1992-03-10 | Hitachi, Ltd. | Developing apparatus |
-
1977
- 1977-03-02 JP JP2158977A patent/JPS53107850A/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59232375A (en) * | 1983-06-16 | 1984-12-27 | Hitachi Metals Ltd | Developing device |
JPS6157967A (en) * | 1984-08-29 | 1986-03-25 | Sharp Corp | Developer density controller |
JPH045386B2 (en) * | 1984-08-29 | 1992-01-31 | ||
US5095339A (en) * | 1988-01-27 | 1992-03-10 | Hitachi, Ltd. | Developing apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPS5514434B2 (en) | 1980-04-16 |
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