DE3219990C2 - - Google Patents
Info
- Publication number
- DE3219990C2 DE3219990C2 DE3219990A DE3219990A DE3219990C2 DE 3219990 C2 DE3219990 C2 DE 3219990C2 DE 3219990 A DE3219990 A DE 3219990A DE 3219990 A DE3219990 A DE 3219990A DE 3219990 C2 DE3219990 C2 DE 3219990C2
- Authority
- DE
- Germany
- Prior art keywords
- development
- magnetic
- magnetic roller
- developer
- period
- 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 - Fee Related
Links
- 238000011161 development Methods 0.000 claims description 85
- 230000005684 electric field Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 108091008695 photoreceptors Proteins 0.000 description 5
- 230000001788 irregular Effects 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 101100210287 Drosophila melanogaster wech gene Proteins 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910000011 cadmium carbonate Inorganic materials 0.000 description 1
- KOHRTFCSIQIYAE-UHFFFAOYSA-N cadmium;carbonic acid Chemical compound [Cd].OC(O)=O KOHRTFCSIQIYAE-UHFFFAOYSA-N 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000033458 reproduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 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
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
- G03G15/0907—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush with bias voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing For Electrophotography (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56083034A JPS57197557A (en) | 1981-05-29 | 1981-05-29 | Development method for electrostatic latent image |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3219990A1 DE3219990A1 (de) | 1982-12-16 |
| DE3219990C2 true DE3219990C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-05-08 |
Family
ID=13790934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823219990 Granted DE3219990A1 (de) | 1981-05-29 | 1982-05-27 | Verfahren zum entwickeln elektrostatisch latenter bilder |
Country Status (3)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4450220A (en) * | 1981-02-25 | 1984-05-22 | Konishiroku Photo Industry Co., Ltd. | Method of charging electrostatic developer |
| JPS58196558A (ja) * | 1982-05-12 | 1983-11-16 | Canon Inc | 画像形成装置 |
| JPS58196557A (ja) * | 1982-05-12 | 1983-11-16 | Canon Inc | 画像形成装置 |
| US4496644A (en) * | 1983-02-28 | 1985-01-29 | Eastman Kodak Company | Electric field adjustment for magnetic brushes |
| DE3338692A1 (de) * | 1983-10-25 | 1985-05-02 | Develop Dr. Eisbein Gmbh & Co, 7016 Gerlingen | Verfahren und vorrichtung zum entwickeln eines tonerbildes |
| US4565765A (en) * | 1983-11-17 | 1986-01-21 | Xerox Corporation | Process of developing electrostatic latent images comprised of rotating magnets contained in stationary shell and synthetic carrier |
| JPH0642087B2 (ja) * | 1984-05-31 | 1994-06-01 | 富士ゼロックス株式会社 | 現像方法 |
| US4637973A (en) * | 1984-11-15 | 1987-01-20 | Konishiroku Photo Industry Co., Ltd. | Image forming process for electrophotography |
| US4872208A (en) * | 1988-09-27 | 1989-10-03 | Ontic Engineering And Manufacturing Inc. | Compact monopole digital tachometer generator for use in airborne vehicles |
| JP2885424B2 (ja) * | 1989-07-10 | 1999-04-26 | 桂川電機株式会社 | 電子写真現像装置 |
| JPH04204754A (ja) * | 1990-11-30 | 1992-07-27 | Minolta Camera Co Ltd | 静電潜像現像方法 |
| US5688622A (en) * | 1994-09-09 | 1997-11-18 | Minolta Co., Ltd. | Developing method |
| US5736287A (en) * | 1996-03-14 | 1998-04-07 | Minolta Co., Ltd. | Development method |
| JP3636535B2 (ja) * | 1996-03-14 | 2005-04-06 | コニカミノルタビジネステクノロジーズ株式会社 | 現像方法 |
| EP0827046A1 (en) * | 1996-08-14 | 1998-03-04 | Agfa-Gevaert N.V. | A device for direct electrostatic printing (DEP) comprising a toner delivery means comprising a magnetic brush with rotating magnetic core |
| US6151047A (en) * | 1996-08-14 | 2000-11-21 | Agfa-Gevaert | Direct electrostatic printing apparatus having a magnetic brush with a core rotating at high speed |
| US7353605B2 (en) * | 2004-07-30 | 2008-04-08 | Eastman Kodak Company | Method for producing a metallic core for use in cylinder sleeves for an electrophotographic process |
| JP7225849B2 (ja) * | 2019-01-30 | 2023-02-21 | 京セラドキュメントソリューションズ株式会社 | 画像形成装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4102305A (en) * | 1977-07-01 | 1978-07-25 | Xerox Corporation | Development system with electrical field generating means |
| DE2914567A1 (de) * | 1978-04-11 | 1979-10-25 | Canon Kk | Entwicklungseinrichtung fuer ladungsbilder |
| US4363861A (en) * | 1979-03-06 | 1982-12-14 | Canon Kabushiki Kaisha | Toner transfer development using alternating electric field |
| US4385829A (en) * | 1980-03-04 | 1983-05-31 | Canon Kabushiki Kaisha | Image developing method and device therefor |
-
1981
- 1981-05-29 JP JP56083034A patent/JPS57197557A/ja active Granted
-
1982
- 1982-05-19 US US06/379,995 patent/US4447517A/en not_active Expired - Lifetime
- 1982-05-27 DE DE19823219990 patent/DE3219990A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57197557A (en) | 1982-12-03 |
| DE3219990A1 (de) | 1982-12-16 |
| US4447517A (en) | 1984-05-08 |
| JPH0338589B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-06-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |