JPS53110845A - Detector of residual amount of toner - Google Patents
Detector of residual amount of tonerInfo
- Publication number
- JPS53110845A JPS53110845A JP2491977A JP2491977A JPS53110845A JP S53110845 A JPS53110845 A JP S53110845A JP 2491977 A JP2491977 A JP 2491977A JP 2491977 A JP2491977 A JP 2491977A JP S53110845 A JPS53110845 A JP S53110845A
- Authority
- JP
- Japan
- Prior art keywords
- toner
- residual amount
- detector
- developing roller
- providing
- 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)
Abstract
PURPOSE:To make possible the positive detection of the residual amount of the toner with simple construction by making use of the specified bias potential being applied to a developing roller and providing a detection electrode detachable from the developing roller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2491977A JPS6034749B2 (en) | 1977-03-09 | 1977-03-09 | Toner remaining amount detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2491977A JPS6034749B2 (en) | 1977-03-09 | 1977-03-09 | Toner remaining amount detection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53110845A true JPS53110845A (en) | 1978-09-27 |
JPS6034749B2 JPS6034749B2 (en) | 1985-08-10 |
Family
ID=12151549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2491977A Expired JPS6034749B2 (en) | 1977-03-09 | 1977-03-09 | Toner remaining amount detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6034749B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5596967A (en) * | 1979-01-19 | 1980-07-23 | Ricoh Co Ltd | Developer laminar state detector |
JPS55135874A (en) * | 1979-04-12 | 1980-10-23 | Ricoh Co Ltd | Remaining developer amount detector |
JPS63208885A (en) * | 1987-02-26 | 1988-08-30 | Canon Inc | Image forming device |
-
1977
- 1977-03-09 JP JP2491977A patent/JPS6034749B2/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5596967A (en) * | 1979-01-19 | 1980-07-23 | Ricoh Co Ltd | Developer laminar state detector |
JPS6337383B2 (en) * | 1979-01-19 | 1988-07-25 | Ricoh Kk | |
JPS55135874A (en) * | 1979-04-12 | 1980-10-23 | Ricoh Co Ltd | Remaining developer amount detector |
JPS6316743B2 (en) * | 1979-04-12 | 1988-04-11 | Ricoh Kk | |
JPS63208885A (en) * | 1987-02-26 | 1988-08-30 | Canon Inc | Image forming device |
Also Published As
Publication number | Publication date |
---|---|
JPS6034749B2 (en) | 1985-08-10 |
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