CA988148A - Exposure control in electrostatic photocopying processes - Google Patents
Exposure control in electrostatic photocopying processesInfo
- Publication number
- CA988148A CA988148A CA171,243A CA171243A CA988148A CA 988148 A CA988148 A CA 988148A CA 171243 A CA171243 A CA 171243A CA 988148 A CA988148 A CA 988148A
- Authority
- CA
- Canada
- Prior art keywords
- exposure control
- electrostatic photocopying
- photocopying processes
- processes
- electrostatic
- 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.)
- Expired
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
- G03G15/043—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 controlling illumination or exposure
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrophotography Using Other Than Carlson'S Method (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25304572A | 1972-05-15 | 1972-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA988148A true CA988148A (en) | 1976-04-27 |
Family
ID=22958609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA171,243A Expired CA988148A (en) | 1972-05-15 | 1973-05-14 | Exposure control in electrostatic photocopying processes |
Country Status (5)
Country | Link |
---|---|
US (1) | US3749488A (en) |
JP (1) | JPS4967630A (en) |
CA (1) | CA988148A (en) |
DE (1) | DE2324498C3 (en) |
GB (1) | GB1426907A (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3880512A (en) * | 1973-05-21 | 1975-04-29 | Coulter Information Systems | Image recording apparatus for electrophotographic film |
NL176497C (en) * | 1973-08-17 | 1985-04-16 | Coulter Systems Corp | DEVICE FOR FORMING IMAGES ON A PHOTOGRAPHIC COATING. |
JPS5926957B2 (en) * | 1973-12-28 | 1984-07-02 | キヤノン株式会社 | Color electrophotographic method |
US3909126A (en) * | 1974-03-18 | 1975-09-30 | Xerox Corp | Multi-process control system for an electrophotographic printing machine |
JPS6040024B2 (en) * | 1976-09-17 | 1985-09-09 | キヤノン株式会社 | Electrostatic latent image stabilization method |
US4176943A (en) * | 1976-10-18 | 1979-12-04 | Ricoh Company, Ltd. | Electrophotographic apparatus |
JPS5381121A (en) * | 1976-12-27 | 1978-07-18 | Kip Kk | Method of taking electrophotography and device therefor |
JPS55151652A (en) * | 1979-05-17 | 1980-11-26 | Canon Inc | Electrophotographic apparatus |
US4624548A (en) * | 1983-07-22 | 1986-11-25 | Canon Kabushiki Kaisha | Image density control device |
DE3409701A1 (en) * | 1984-03-16 | 1985-09-19 | Hoechst Ag, 6230 Frankfurt | METHOD AND ARRANGEMENT FOR COMPLYING WITH A PRESENT POTENTIAL RATIO IN THE EXPOSURE OF ELECTROSTATICALLY CHARGED LIGHT SENSITIVE LAYERS |
JPH04212181A (en) * | 1990-06-14 | 1992-08-03 | Sharp Corp | Image forming device with detector detecting decrease in thickness of photosensitive body film |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3438704A (en) * | 1966-10-11 | 1969-04-15 | Xerox Corp | Illumination control system |
JPS4514158Y1 (en) * | 1966-10-31 | 1970-06-15 | ||
US3635555A (en) * | 1968-11-25 | 1972-01-18 | Canon Kk | Electrophotographic copying device |
US3679306A (en) * | 1971-01-21 | 1972-07-25 | Pitney Bowes Inc | Feedback system for controlling image light energy in electrostatic photocopiers |
-
1972
- 1972-05-15 US US00253045A patent/US3749488A/en not_active Expired - Lifetime
-
1973
- 1973-05-14 JP JP48053468A patent/JPS4967630A/ja active Pending
- 1973-05-14 GB GB2288073A patent/GB1426907A/en not_active Expired
- 1973-05-14 CA CA171,243A patent/CA988148A/en not_active Expired
- 1973-05-15 DE DE2324498A patent/DE2324498C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4967630A (en) | 1974-07-01 |
DE2324498B2 (en) | 1975-03-06 |
DE2324498A1 (en) | 1973-11-22 |
US3749488A (en) | 1973-07-31 |
GB1426907A (en) | 1976-03-03 |
DE2324498C3 (en) | 1975-10-23 |
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