DE2922920C2 - - Google Patents
Info
- Publication number
- DE2922920C2 DE2922920C2 DE19792922920 DE2922920A DE2922920C2 DE 2922920 C2 DE2922920 C2 DE 2922920C2 DE 19792922920 DE19792922920 DE 19792922920 DE 2922920 A DE2922920 A DE 2922920A DE 2922920 C2 DE2922920 C2 DE 2922920C2
- Authority
- DE
- Germany
- Prior art keywords
- developer
- cylinder
- accumulation
- doctor blade
- development
- 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 - Lifetime
Links
- 238000009825 accumulation Methods 0.000 claims description 95
- 238000011161 development Methods 0.000 claims description 94
- 230000005405 multipole Effects 0.000 claims description 18
- 238000011144 upstream manufacturing Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000005684 electric field Effects 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000006249 magnetic particle Substances 0.000 claims description 2
- 239000012777 electrically insulating material Substances 0.000 claims 1
- 230000035508 accumulation Effects 0.000 description 91
- 230000018109 developmental process Effects 0.000 description 78
- 239000002245 particle Substances 0.000 description 44
- 230000005540 biological transmission Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000035899 viability Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 non-magnetic Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6870778A JPS54159235A (en) | 1978-06-07 | 1978-06-07 | Developing device |
| JP12341578A JPS5550275A (en) | 1978-10-06 | 1978-10-06 | Developing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2922920A1 DE2922920A1 (de) | 1979-12-20 |
| DE2922920C2 true DE2922920C2 (enrdf_load_stackoverflow) | 1991-03-07 |
Family
ID=26409910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792922920 Granted DE2922920A1 (de) | 1978-06-07 | 1979-06-06 | Vorrichtung zum entwickeln eines auf einem bildtraeger ausgebildeten latenten bildes |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2922920A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2428276A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2025796B (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4302094A (en) * | 1980-03-31 | 1981-11-24 | Xerox Corporation | Development method and apparatus |
| JPS5833273A (ja) * | 1981-08-21 | 1983-02-26 | Hitachi Metals Ltd | 磁性トナ−用現像装置 |
| IT1155911B (it) * | 1982-08-20 | 1987-01-28 | Olivetti & Co Spa | Unita di sviluppo per elettrofotocopiatrici |
| DE3338692A1 (de) * | 1983-10-25 | 1985-05-02 | Develop Dr. Eisbein Gmbh & Co, 7016 Gerlingen | Verfahren und vorrichtung zum entwickeln eines tonerbildes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5116926A (en) * | 1974-08-01 | 1976-02-10 | Mita Industrial Co Ltd | Seidenkasenzono genzohoho |
| US4014291A (en) * | 1976-01-26 | 1977-03-29 | Nashua Corporation | Image developing system |
| IT1057196B (it) * | 1976-02-16 | 1982-03-10 | Olivetti C E C S P A | Cartuccia per il rifornimento della polvere di sviluppo in una macchina copiatrice |
-
1979
- 1979-05-31 GB GB7919004A patent/GB2025796B/en not_active Expired
- 1979-06-06 FR FR7914444A patent/FR2428276A1/fr active Granted
- 1979-06-06 DE DE19792922920 patent/DE2922920A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2025796B (en) | 1982-11-24 |
| FR2428276A1 (fr) | 1980-01-04 |
| GB2025796A (en) | 1980-01-30 |
| DE2922920A1 (de) | 1979-12-20 |
| FR2428276B1 (enrdf_load_stackoverflow) | 1984-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8380 | Miscellaneous part iii |
Free format text: SPALTE 19, ZEILE 49 "RAKEL (12 122 IN FIG. 4)" AENDERN IN "RAKEL (12 122 IN FIG. 4)/" SPALTE 19, ZEILE 58 "RAKEL (12)" AENDERN IN "RAKEL (12)/" |
|
| 8364 | No opposition during term of opposition |