JPS53133442A - Electrophotographic method and apparatus - Google Patents
Electrophotographic method and apparatusInfo
- Publication number
- JPS53133442A JPS53133442A JP4781777A JP4781777A JPS53133442A JP S53133442 A JPS53133442 A JP S53133442A JP 4781777 A JP4781777 A JP 4781777A JP 4781777 A JP4781777 A JP 4781777A JP S53133442 A JPS53133442 A JP S53133442A
- Authority
- JP
- Japan
- Prior art keywords
- image
- electrophotographic method
- latent image
- charge
- holding member
- 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.)
- Pending
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
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/045—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/001—Electric or magnetic imagery, e.g., xerography, electrography, magnetography, etc. Process, composition, or product
- Y10S430/102—Electrically charging radiation-conductive surface
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrophotography Using Other Than Carlson'S Method (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4781777A JPS53133442A (en) | 1977-04-27 | 1977-04-27 | Electrophotographic method and apparatus |
US05/899,416 US4248518A (en) | 1977-04-27 | 1978-04-24 | Electrophotographic copying apparatus |
DE2818597A DE2818597C3 (de) | 1977-04-27 | 1978-04-27 | Verfahren und Vorrichtung zum wahlweisen Herstellen eines positiven oder negativen Tonerbildes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4781777A JPS53133442A (en) | 1977-04-27 | 1977-04-27 | Electrophotographic method and apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53133442A true JPS53133442A (en) | 1978-11-21 |
Family
ID=12785898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4781777A Pending JPS53133442A (en) | 1977-04-27 | 1977-04-27 | Electrophotographic method and apparatus |
Country Status (3)
Country | Link |
---|---|
US (1) | US4248518A (ja) |
JP (1) | JPS53133442A (ja) |
DE (1) | DE2818597C3 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0664393B2 (ja) * | 1988-02-11 | 1994-08-22 | キヤノン株式会社 | 帯電用部材、それを有する接触帯電装置、それを用いた接触帯電方法およびそれを有する電子写真装置 |
JPH034247A (ja) * | 1989-05-31 | 1991-01-10 | Toshiba Corp | 感光体の表面電位制御装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2817765A (en) * | 1956-01-03 | 1957-12-24 | Haloid Co | Xerographic method |
US2934649A (en) * | 1957-01-09 | 1960-04-26 | Haloid Xerox Inc | Induction charging |
US3615395A (en) * | 1966-09-28 | 1971-10-26 | Canon Camera Co | Electrostatic and electrophotographic variable contrast image-forming methods |
JPS4813455B1 (ja) * | 1968-11-05 | 1973-04-27 | ||
US3794418A (en) * | 1971-03-04 | 1974-02-26 | Xerox Corp | Imaging system |
JPS5026546A (ja) * | 1973-07-06 | 1975-03-19 | ||
US3997259A (en) * | 1973-11-08 | 1976-12-14 | Xerox Corporation | Apparatus for reducing image background in electrostatic reproduction machines |
US3967891A (en) * | 1975-04-14 | 1976-07-06 | Xerox Corporation | Imaging system for electrostatic reproduction machines |
-
1977
- 1977-04-27 JP JP4781777A patent/JPS53133442A/ja active Pending
-
1978
- 1978-04-24 US US05/899,416 patent/US4248518A/en not_active Expired - Lifetime
- 1978-04-27 DE DE2818597A patent/DE2818597C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2818597A1 (de) | 1978-11-09 |
DE2818597C3 (de) | 1981-01-29 |
DE2818597B2 (de) | 1980-05-08 |
US4248518A (en) | 1981-02-03 |
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