JPS56164353A - Image density detector of electrophotographic copying machine - Google Patents
Image density detector of electrophotographic copying machineInfo
- Publication number
- JPS56164353A JPS56164353A JP6708980A JP6708980A JPS56164353A JP S56164353 A JPS56164353 A JP S56164353A JP 6708980 A JP6708980 A JP 6708980A JP 6708980 A JP6708980 A JP 6708980A JP S56164353 A JPS56164353 A JP S56164353A
- Authority
- JP
- Japan
- Prior art keywords
- density
- toner image
- detector
- development
- detecting
- 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
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0849—Detection or control means for the developer concentration
- G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
- G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
- G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6708980A JPS56164353A (en) | 1980-05-22 | 1980-05-22 | Image density detector of electrophotographic copying machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6708980A JPS56164353A (en) | 1980-05-22 | 1980-05-22 | Image density detector of electrophotographic copying machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56164353A true JPS56164353A (en) | 1981-12-17 |
JPH0440708B2 JPH0440708B2 (xx) | 1992-07-03 |
Family
ID=13334802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6708980A Granted JPS56164353A (en) | 1980-05-22 | 1980-05-22 | Image density detector of electrophotographic copying machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56164353A (xx) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5814845A (ja) * | 1981-07-20 | 1983-01-27 | Canon Inc | 電位検出方法 |
JPS59136754A (ja) * | 1983-01-26 | 1984-08-06 | Canon Inc | 画像形成装置 |
JPS60260067A (ja) * | 1984-06-06 | 1985-12-23 | Canon Inc | 電子写真の制御方法 |
US20140112673A1 (en) * | 2012-10-19 | 2014-04-24 | Kyocera Document Solutions Inc. | Fullness detection device, image forming apparatus, and method for controlling fullness detection device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54134648A (en) * | 1978-04-10 | 1979-10-19 | Ibm | Duplicator |
JPS54134646A (en) * | 1978-04-10 | 1979-10-19 | Ibm | Duplicator |
-
1980
- 1980-05-22 JP JP6708980A patent/JPS56164353A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54134648A (en) * | 1978-04-10 | 1979-10-19 | Ibm | Duplicator |
JPS54134646A (en) * | 1978-04-10 | 1979-10-19 | Ibm | Duplicator |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5814845A (ja) * | 1981-07-20 | 1983-01-27 | Canon Inc | 電位検出方法 |
JPH0563791B2 (xx) * | 1981-07-20 | 1993-09-13 | Canon Kk | |
JPS59136754A (ja) * | 1983-01-26 | 1984-08-06 | Canon Inc | 画像形成装置 |
JPH0576028B2 (xx) * | 1983-01-26 | 1993-10-21 | Canon Kk | |
JPS60260067A (ja) * | 1984-06-06 | 1985-12-23 | Canon Inc | 電子写真の制御方法 |
US20140112673A1 (en) * | 2012-10-19 | 2014-04-24 | Kyocera Document Solutions Inc. | Fullness detection device, image forming apparatus, and method for controlling fullness detection device |
CN103777509A (zh) * | 2012-10-19 | 2014-05-07 | 京瓷办公信息系统株式会社 | 盛满检测装置、图像形成装置和盛满检测装置的控制方法 |
US9158268B2 (en) * | 2012-10-19 | 2015-10-13 | Kyocera Document Solutions Inc. | Fullness detection device, image forming apparatus, and method for controlling fullness detection device |
Also Published As
Publication number | Publication date |
---|---|
JPH0440708B2 (xx) | 1992-07-03 |
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