CA1129481A - Method of electrophotography and apparatus for practicing the same - Google Patents
Method of electrophotography and apparatus for practicing the sameInfo
- Publication number
- CA1129481A CA1129481A CA324,587A CA324587A CA1129481A CA 1129481 A CA1129481 A CA 1129481A CA 324587 A CA324587 A CA 324587A CA 1129481 A CA1129481 A CA 1129481A
- Authority
- CA
- Canada
- Prior art keywords
- image
- photoconductor
- electrostatic image
- areas
- light
- 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
- 238000000034 method Methods 0.000 title claims abstract description 43
- 230000003287 optical effect Effects 0.000 claims abstract description 32
- 239000004020 conductor Substances 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 238000005286 illumination Methods 0.000 claims abstract description 12
- 230000009471 action Effects 0.000 claims abstract description 5
- 230000000873 masking effect Effects 0.000 claims description 19
- 238000000151 deposition Methods 0.000 claims description 6
- 230000008021 deposition Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims 4
- 230000005686 electrostatic field Effects 0.000 claims 2
- 239000002245 particle Substances 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 11
- 230000001965 increasing effect Effects 0.000 abstract description 7
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 10
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 8
- 229910052711 selenium Inorganic materials 0.000 description 8
- 239000011669 selenium Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 230000033458 reproduction Effects 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- NJXWZWXCHBNOOG-UHFFFAOYSA-N 3,3-diphenylpropyl(1-phenylethyl)azanium;chloride Chemical compound [Cl-].C=1C=CC=CC=1C(C)[NH2+]CCC(C=1C=CC=CC=1)C1=CC=CC=C1 NJXWZWXCHBNOOG-UHFFFAOYSA-N 0.000 description 1
- 101100127285 Drosophila melanogaster unc-104 gene Proteins 0.000 description 1
- 206010034960 Photophobia Diseases 0.000 description 1
- 241000210110 Potentilla argentea Species 0.000 description 1
- 241001501939 Prionailurus iriomotensis Species 0.000 description 1
- 241000950638 Symphysodon discus Species 0.000 description 1
- 241000534944 Thia Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- HOQADATXFBOEGG-UHFFFAOYSA-N isofenphos Chemical compound CCOP(=S)(NC(C)C)OC1=CC=CC=C1C(=O)OC(C)C HOQADATXFBOEGG-UHFFFAOYSA-N 0.000 description 1
- 230000004298 light response Effects 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 101150074714 thiD gene Proteins 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrophotography Using Other Than Carlson'S Method (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Wet Developing In Electrophotography (AREA)
- Photoreceptors In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US90835578A | 1978-05-22 | 1978-05-22 | |
| US908,355 | 1978-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1129481A true CA1129481A (en) | 1982-08-10 |
Family
ID=25425651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA324,587A Expired CA1129481A (en) | 1978-05-22 | 1979-04-02 | Method of electrophotography and apparatus for practicing the same |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS554084A (enrdf_load_stackoverflow) |
| CA (1) | CA1129481A (enrdf_load_stackoverflow) |
| DE (1) | DE2920464A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2426930A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2021284B (enrdf_load_stackoverflow) |
| IT (1) | IT1166754B (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4278884A (en) * | 1978-11-09 | 1981-07-14 | Savin Corporation | Method and apparatus for xeroradiography |
| DE10301735B4 (de) * | 2003-01-18 | 2007-01-18 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Verfahren und Vorrichtung zur Dosierung mikroskaliger Partikel |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2219005A1 (de) * | 1971-04-20 | 1972-12-21 | Iwatsuki Koki Co Ltd | Entwicklungsverfahren zur Verwendung bei Elektrophotographie |
| US3914609A (en) * | 1974-03-04 | 1975-10-21 | Xerox Corp | Signal amplification by illumination of a partially developed latent electrostatic image |
-
1979
- 1979-04-02 CA CA324,587A patent/CA1129481A/en not_active Expired
- 1979-04-04 GB GB7911785A patent/GB2021284B/en not_active Expired
- 1979-04-19 IT IT22017/79A patent/IT1166754B/it active
- 1979-05-09 JP JP5580179A patent/JPS554084A/ja active Granted
- 1979-05-15 FR FR7912355A patent/FR2426930A1/fr active Granted
- 1979-05-21 DE DE19792920464 patent/DE2920464A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS554084A (en) | 1980-01-12 |
| DE2920464C2 (enrdf_load_stackoverflow) | 1990-03-08 |
| GB2021284A (en) | 1979-11-28 |
| JPS6251466B2 (enrdf_load_stackoverflow) | 1987-10-30 |
| IT7922017A0 (it) | 1979-04-19 |
| IT1166754B (it) | 1987-05-06 |
| GB2021284B (en) | 1982-08-04 |
| FR2426930A1 (fr) | 1979-12-21 |
| FR2426930B1 (enrdf_load_stackoverflow) | 1985-04-05 |
| DE2920464A1 (de) | 1979-11-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |