JPS599908B2 - 静電潜像現像装置 - Google Patents
静電潜像現像装置Info
- Publication number
- JPS599908B2 JPS599908B2 JP51046139A JP4613976A JPS599908B2 JP S599908 B2 JPS599908 B2 JP S599908B2 JP 51046139 A JP51046139 A JP 51046139A JP 4613976 A JP4613976 A JP 4613976A JP S599908 B2 JPS599908 B2 JP S599908B2
- Authority
- JP
- Japan
- Prior art keywords
- potential
- developing device
- constant current
- latent image
- electrode
- 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
- 238000005513 bias potential Methods 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 230000036961 partial effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 23
- 239000002245 particle Substances 0.000 description 15
- 239000003795 chemical substances by application Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 238000000151 deposition Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241001089723 Metaphycus omega Species 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009429 electrical wiring Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000725 suspension 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/065—Arrangements for controlling the potential of the developing electrode
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing For Electrophotography (AREA)
- Wet Developing In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/579,330 US3981267A (en) | 1975-05-20 | 1975-05-20 | Electrophotographic liquid developing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52424A JPS52424A (en) | 1977-01-05 |
| JPS599908B2 true JPS599908B2 (ja) | 1984-03-06 |
Family
ID=24316465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51046139A Expired JPS599908B2 (ja) | 1975-05-20 | 1976-04-24 | 静電潜像現像装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3981267A (show.php) |
| JP (1) | JPS599908B2 (show.php) |
| BE (1) | BE841666A (show.php) |
| CA (1) | CA1088738A (show.php) |
| DE (1) | DE2621861C2 (show.php) |
| FR (1) | FR2312050A1 (show.php) |
| GB (1) | GB1496462A (show.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS622491U (show.php) * | 1985-06-21 | 1987-01-09 |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2550846C2 (de) * | 1974-11-12 | 1983-11-17 | Ricoh Co., Ltd., Tokyo | Entwicklungseinrichtung für ein elektrophotographisches Kopiergerät |
| JPS5911106B2 (ja) * | 1975-04-04 | 1984-03-13 | 株式会社リコー | オ−トバイアス現像方法 |
| JPS5815789B2 (ja) * | 1975-10-01 | 1983-03-28 | 株式会社リコー | デンシシヤシンフクシヤキニオケル オ−トバイアスゲンゾウホウホウ |
| JPS6044653B2 (ja) * | 1976-05-17 | 1985-10-04 | 株式会社リコー | 現像バイアス自動制御方法及びその装置 |
| DE2651646C3 (de) * | 1976-11-12 | 1984-01-05 | Hoechst Ag, 6230 Frankfurt | Vorrichtung zum Entwickeln von latenten elektrostatischen Ladungsbildern |
| GB1561923A (en) * | 1976-12-31 | 1980-03-05 | Xerox Corp | Control system for an electrostatogrophic copying machine |
| JPS5497039A (en) * | 1978-01-17 | 1979-07-31 | Konishiroku Photo Ind Co Ltd | Bias voltage change-over circuit for image density control of copier |
| GB2041790B (en) * | 1979-02-23 | 1983-07-27 | Savin Corp | Liquid development of electrostatic images |
| DE3334807A1 (de) * | 1983-09-26 | 1985-04-11 | Hoechst Ag, 6230 Frankfurt | Spritzschutzvorrichtung fuer ein elektrofotografisches kopiergeraet |
| JPS61132970A (ja) * | 1984-12-03 | 1986-06-20 | Olympus Optical Co Ltd | 複写装置 |
| WO1987005128A1 (en) * | 1986-02-14 | 1987-08-27 | Savin Corporation | Liquid developer charge director control |
| US4860924A (en) * | 1986-02-14 | 1989-08-29 | Savin Corporation | Liquid developer charge director control |
| US5243391A (en) * | 1992-05-01 | 1993-09-07 | Printware, Inc. | Varying an electric field, during development of a latent electrostatic image with developer solution, in proportion to a sensed concentration of toner that is within the developer solution |
| KR100636233B1 (ko) * | 2005-05-13 | 2006-10-19 | 삼성전자주식회사 | 고압절환장치 및 이를 채용한 멀티패스방식 화상형성장치 |
| EP4508497A1 (en) * | 2022-04-11 | 2025-02-19 | Hewlett-Packard Development Company, L.P. | Lep printing device bid assembly constant current mode |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2956487A (en) * | 1955-03-23 | 1960-10-18 | Rca Corp | Electrostatic printing |
| US3411482A (en) * | 1967-01-30 | 1968-11-19 | Varian Associates | Electrographic toner development employing a clean-up electrode structure for removing unwanted background |
| BE755383A (fr) * | 1969-08-29 | 1971-03-01 | Xerox Corp | Appareil pour le controle d'electrodes de developpement |
| US3674532A (en) * | 1970-07-23 | 1972-07-04 | Eastman Kodak Co | Control for bias of magnetic brush and method |
| US3782818A (en) * | 1972-11-17 | 1974-01-01 | Savin Business Machines Corp | System for reducing background developer deposition in an electrostatic copier |
| US3860436A (en) * | 1972-11-24 | 1975-01-14 | Thomas Meagher | Constant current biasing transfer system |
| US3815989A (en) * | 1972-12-14 | 1974-06-11 | Nashua Corp | Electrophotographic copy systems |
| US3892481A (en) * | 1974-06-17 | 1975-07-01 | Savin Business Machines Corp | Automatic development electrode bias control system |
| DE2550846C2 (de) | 1974-11-12 | 1983-11-17 | Ricoh Co., Ltd., Tokyo | Entwicklungseinrichtung für ein elektrophotographisches Kopiergerät |
-
1975
- 1975-05-20 US US05/579,330 patent/US3981267A/en not_active Expired - Lifetime
-
1976
- 1976-03-24 GB GB11878/76A patent/GB1496462A/en not_active Expired
- 1976-03-25 CA CA248,774A patent/CA1088738A/en not_active Expired
- 1976-04-24 JP JP51046139A patent/JPS599908B2/ja not_active Expired
- 1976-05-10 BE BE166905A patent/BE841666A/xx unknown
- 1976-05-12 FR FR7614290A patent/FR2312050A1/fr active Granted
- 1976-05-17 DE DE2621861A patent/DE2621861C2/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS622491U (show.php) * | 1985-06-21 | 1987-01-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1088738A (en) | 1980-11-04 |
| GB1496462A (en) | 1977-12-30 |
| DE2621861C2 (de) | 1986-05-15 |
| BE841666A (fr) | 1976-09-01 |
| FR2312050A1 (fr) | 1976-12-17 |
| JPS52424A (en) | 1977-01-05 |
| US3981267A (en) | 1976-09-21 |
| FR2312050B1 (show.php) | 1981-09-25 |
| DE2621861A1 (de) | 1976-12-09 |
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