JPS5260144A - Automatic control system for toner density of developer - Google Patents
Automatic control system for toner density of developerInfo
- Publication number
- JPS5260144A JPS5260144A JP50135888A JP13588875A JPS5260144A JP S5260144 A JPS5260144 A JP S5260144A JP 50135888 A JP50135888 A JP 50135888A JP 13588875 A JP13588875 A JP 13588875A JP S5260144 A JPS5260144 A JP S5260144A
- Authority
- JP
- Japan
- Prior art keywords
- developer
- control system
- toner density
- automatic control
- density
- 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
- Measuring Magnetic Variables (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Dry Development In Electrophotography (AREA)
Abstract
PURPOSE:To enable a proper control for the density of developer in the electrophotographic copying machine by detecting a magnetic field which corresponds to the toner density by the Hall element, and controlling the supply of toner due to the voltage output.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50135888A JPS5945989B2 (en) | 1975-11-12 | 1975-11-12 | Genzo Zaino Toner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50135888A JPS5945989B2 (en) | 1975-11-12 | 1975-11-12 | Genzo Zaino Toner |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5260144A true JPS5260144A (en) | 1977-05-18 |
JPS5945989B2 JPS5945989B2 (en) | 1984-11-09 |
Family
ID=15162128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50135888A Expired JPS5945989B2 (en) | 1975-11-12 | 1975-11-12 | Genzo Zaino Toner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5945989B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57158566A (en) * | 1981-03-26 | 1982-09-30 | Toyo Commun Equip Co Ltd | Live wire current measuring device |
-
1975
- 1975-11-12 JP JP50135888A patent/JPS5945989B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57158566A (en) * | 1981-03-26 | 1982-09-30 | Toyo Commun Equip Co Ltd | Live wire current measuring device |
Also Published As
Publication number | Publication date |
---|---|
JPS5945989B2 (en) | 1984-11-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |