DE2812970A1 - Verfahren und vorrichtung zur bilderzeugung - Google Patents
Verfahren und vorrichtung zur bilderzeugungInfo
- Publication number
- DE2812970A1 DE2812970A1 DE19782812970 DE2812970A DE2812970A1 DE 2812970 A1 DE2812970 A1 DE 2812970A1 DE 19782812970 DE19782812970 DE 19782812970 DE 2812970 A DE2812970 A DE 2812970A DE 2812970 A1 DE2812970 A1 DE 2812970A1
- Authority
- DE
- Germany
- Prior art keywords
- image
- electrostatic
- charge image
- charge
- generation
- 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
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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
- G03G15/05—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means
- G03G15/051—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means by modulating an ion flow through a photoconductive screen onto which a charge image has been formed
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3384177A JPS53119039A (en) | 1977-03-26 | 1977-03-26 | Forming method of image |
| JP3383977A JPS53119037A (en) | 1977-03-26 | 1977-03-26 | Forming method of image |
| JP52033840A JPS6016624B2 (ja) | 1977-03-26 | 1977-03-26 | 画像形成方法 |
| JP4824377A JPS53133036A (en) | 1977-04-26 | 1977-04-26 | Image forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2812970A1 true DE2812970A1 (de) | 1978-10-05 |
| DE2812970C2 DE2812970C2 (en, 2012) | 1990-08-02 |
Family
ID=27459849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782812970 Granted DE2812970A1 (de) | 1977-03-26 | 1978-03-23 | Verfahren und vorrichtung zur bilderzeugung |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2812970A1 (en, 2012) |
| FR (1) | FR2395532B1 (en, 2012) |
| GB (2) | GB1603800A (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2470985A1 (fr) * | 1979-11-16 | 1981-06-12 | Gestetner Mfg Ltd | Procede et appareil de reproduction |
| DE3142120A1 (de) * | 1980-10-24 | 1982-05-13 | Canon K.K., Tokyo | "verfahren und vorrichtung zum schutz eines photoempfindlichen schirms" |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4526850A (en) * | 1983-06-27 | 1985-07-02 | Photon Chroma, Inc. | Diode bias electrophotographic toning system and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3788739A (en) * | 1972-06-21 | 1974-01-29 | Xerox Corp | Image compensation method and apparatus for electrophotographic devices |
| DE2403568A1 (de) * | 1973-09-14 | 1975-03-27 | Coulter Information Systems | Verschlusslose kamera zur aufzeichnung von informationen oder bildern auf einem elektrophotographischen aufzeichnungstraeger |
| DE2547137A1 (de) * | 1974-10-21 | 1976-04-22 | Ricoh Kk | Elektrophotographisches verfahren und einrichtung zu dessen durchfuehrung |
| DE2552115A1 (de) * | 1974-11-22 | 1976-05-26 | Canon Kk | Elektrofotographisches verfahren und elektrofotographische vorrichtung |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3680954A (en) * | 1965-04-30 | 1972-08-01 | Eastman Kodak Co | Electrography |
| US3881921A (en) * | 1971-10-01 | 1975-05-06 | Eastman Kodak Co | Electrophotographic process employing image and control grid means |
| US3986871A (en) * | 1973-12-12 | 1976-10-19 | Addressograph-Multigraph Corporation | Charged particle modulator device and improved imaging methods for use thereof |
| AU499872B2 (en) * | 1974-10-23 | 1979-05-03 | Coulter Systems Corporation | Multiple copy electrography |
-
1978
- 1978-03-22 GB GB4028780A patent/GB1603800A/en not_active Expired
- 1978-03-22 GB GB1142578A patent/GB1603181A/en not_active Expired
- 1978-03-23 DE DE19782812970 patent/DE2812970A1/de active Granted
- 1978-03-24 FR FR7808802A patent/FR2395532B1/fr not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3788739A (en) * | 1972-06-21 | 1974-01-29 | Xerox Corp | Image compensation method and apparatus for electrophotographic devices |
| DE2403568A1 (de) * | 1973-09-14 | 1975-03-27 | Coulter Information Systems | Verschlusslose kamera zur aufzeichnung von informationen oder bildern auf einem elektrophotographischen aufzeichnungstraeger |
| DE2547137A1 (de) * | 1974-10-21 | 1976-04-22 | Ricoh Kk | Elektrophotographisches verfahren und einrichtung zu dessen durchfuehrung |
| DE2552115A1 (de) * | 1974-11-22 | 1976-05-26 | Canon Kk | Elektrofotographisches verfahren und elektrofotographische vorrichtung |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2470985A1 (fr) * | 1979-11-16 | 1981-06-12 | Gestetner Mfg Ltd | Procede et appareil de reproduction |
| DE3142120A1 (de) * | 1980-10-24 | 1982-05-13 | Canon K.K., Tokyo | "verfahren und vorrichtung zum schutz eines photoempfindlichen schirms" |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2812970C2 (en, 2012) | 1990-08-02 |
| GB1603181A (en) | 1981-11-18 |
| GB1603800A (en) | 1981-11-25 |
| FR2395532B1 (fr) | 1986-11-21 |
| FR2395532A1 (fr) | 1979-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G03G 15/00 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |