JPS5349436A - Picture density control method for electronic copier - Google Patents
Picture density control method for electronic copierInfo
- Publication number
- JPS5349436A JPS5349436A JP12467076A JP12467076A JPS5349436A JP S5349436 A JPS5349436 A JP S5349436A JP 12467076 A JP12467076 A JP 12467076A JP 12467076 A JP12467076 A JP 12467076A JP S5349436 A JPS5349436 A JP S5349436A
- Authority
- JP
- Japan
- Prior art keywords
- control method
- density control
- electronic copier
- picture density
- picture
- 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
Abstract
PURPOSE:To avoid greasing on the ground of an original copy due to density difference under control of the light exposure of the copy depending on the detected ground surface potential of a photo sensitive plate.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51124670A JPS5950067B2 (en) | 1976-10-18 | 1976-10-18 | Image density control device for electronic copying machines |
US05/840,614 US4176943A (en) | 1976-10-18 | 1977-10-11 | Electrophotographic apparatus |
CA289,081A CA1103735A (en) | 1976-10-18 | 1977-10-17 | Electrophotographic apparatus with controlled exposure |
DE2746806A DE2746806C3 (en) | 1976-10-18 | 1977-10-18 | Electrophotographic copier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51124670A JPS5950067B2 (en) | 1976-10-18 | 1976-10-18 | Image density control device for electronic copying machines |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5349436A true JPS5349436A (en) | 1978-05-04 |
JPS5950067B2 JPS5950067B2 (en) | 1984-12-06 |
Family
ID=14891141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51124670A Expired JPS5950067B2 (en) | 1976-10-18 | 1976-10-18 | Image density control device for electronic copying machines |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5950067B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56155961A (en) * | 1980-05-07 | 1981-12-02 | Canon Inc | Exposure controller of copying machine |
JPS57204061A (en) * | 1981-06-11 | 1982-12-14 | Canon Inc | Picture recording controller |
JPS58172654A (en) * | 1982-04-02 | 1983-10-11 | Canon Inc | Control device of image recording |
JPS5912456A (en) * | 1982-07-13 | 1984-01-23 | Canon Inc | Picture forming device |
-
1976
- 1976-10-18 JP JP51124670A patent/JPS5950067B2/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56155961A (en) * | 1980-05-07 | 1981-12-02 | Canon Inc | Exposure controller of copying machine |
JPS57204061A (en) * | 1981-06-11 | 1982-12-14 | Canon Inc | Picture recording controller |
JPH0421868B2 (en) * | 1981-06-11 | 1992-04-14 | Canon Kk | |
JPS58172654A (en) * | 1982-04-02 | 1983-10-11 | Canon Inc | Control device of image recording |
JPS5912456A (en) * | 1982-07-13 | 1984-01-23 | Canon Inc | Picture forming device |
Also Published As
Publication number | Publication date |
---|---|
JPS5950067B2 (en) | 1984-12-06 |
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