DE2440308C3 - Vorrichtung zum Entwickeln elektrostatischer Ladungsbilder - Google Patents
Vorrichtung zum Entwickeln elektrostatischer LadungsbilderInfo
- Publication number
- DE2440308C3 DE2440308C3 DE2440308A DE2440308A DE2440308C3 DE 2440308 C3 DE2440308 C3 DE 2440308C3 DE 2440308 A DE2440308 A DE 2440308A DE 2440308 A DE2440308 A DE 2440308A DE 2440308 C3 DE2440308 C3 DE 2440308C3
- Authority
- DE
- Germany
- Prior art keywords
- developer
- flow
- magnets
- magnetic brush
- magnetic
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 109
- 238000011161 development Methods 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000018109 developmental process Effects 0.000 description 22
- 239000000463 material Substances 0.000 description 16
- 239000000203 mixture Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 230000007423 decrease Effects 0.000 description 5
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- SUBDBMMJDZJVOS-UHFFFAOYSA-N 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl}-1H-benzimidazole Chemical compound N=1C2=CC(OC)=CC=C2NC=1S(=O)CC1=NC=C(C)C(OC)=C1C SUBDBMMJDZJVOS-UHFFFAOYSA-N 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000012545 processing 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US416898A US3915121A (en) | 1973-11-19 | 1973-11-19 | Development apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2440308A1 DE2440308A1 (de) | 1975-05-22 |
| DE2440308B2 DE2440308B2 (de) | 1980-05-08 |
| DE2440308C3 true DE2440308C3 (de) | 1981-02-05 |
Family
ID=23651764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2440308A Expired DE2440308C3 (de) | 1973-11-19 | 1974-08-22 | Vorrichtung zum Entwickeln elektrostatischer Ladungsbilder |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3915121A (enrdf_load_stackoverflow) |
| JP (1) | JPS554839Y2 (enrdf_load_stackoverflow) |
| AU (1) | AU7528374A (enrdf_load_stackoverflow) |
| CA (1) | CA1030753A (enrdf_load_stackoverflow) |
| DE (1) | DE2440308C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2251846B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1480087A (enrdf_load_stackoverflow) |
| IT (1) | IT1025742B (enrdf_load_stackoverflow) |
| NL (1) | NL7413619A (enrdf_load_stackoverflow) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7509870A (nl) * | 1975-08-20 | 1977-02-22 | Oce Van Der Grinten Nv | Magneetrol. |
| US4095883A (en) * | 1976-02-02 | 1978-06-20 | Xerox Corporation | Magnetic mixing apparatus and process |
| JPS5552441Y2 (enrdf_load_stackoverflow) * | 1976-03-29 | 1980-12-05 | ||
| JPS53111738A (en) * | 1977-03-11 | 1978-09-29 | Toshiba Corp | Developing device of magnetic brush type |
| DE2816621C3 (de) * | 1978-04-17 | 1980-10-09 | Lumoprint Zindler Kg (Gmbh & Co), 2000 Hamburg | Dichtungsanordnung in einer Entwicklungsvorrichtung eines Kopiergeräte |
| US4292924A (en) * | 1979-10-03 | 1981-10-06 | Xerox Corporation | Magnetic brush apparatus |
| GB2141049B (en) * | 1983-06-08 | 1986-07-23 | Xerox Corp | Electrostatographic development apparatus |
| JPS6054149U (ja) * | 1983-09-20 | 1985-04-16 | 株式会社東芝 | 現像装置 |
| US5084733A (en) * | 1987-10-28 | 1992-01-28 | Canon Kabushiki Kaisha | Developing apparatus having developer layer regulation means |
| US5177536A (en) * | 1989-03-31 | 1993-01-05 | Canon Kabushiki Kaisha | Developing apparatus having a magnetic seal |
| JP2899079B2 (ja) * | 1990-07-10 | 1999-06-02 | キヤノン株式会社 | 現像装置 |
| EP1345089A1 (en) * | 2002-03-13 | 2003-09-17 | Seiko Epson Corporation | Developing unit and developing device for an image-forming apparatus |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2892446A (en) * | 1956-10-30 | 1959-06-30 | Rca Corp | Apparatus for developing electrostatic image |
| US2904000A (en) * | 1957-05-15 | 1959-09-15 | Century Geophysical Corp | Magnetic-brush developer |
| US3058444A (en) * | 1959-03-13 | 1962-10-16 | American Photocopy Equip Co | Apparatus for developing electrostatic image on electrographic sheet |
| US3133834A (en) * | 1961-06-22 | 1964-05-19 | Rca Corp | Electrostatic developing apparatus |
| US3648656A (en) * | 1969-07-08 | 1972-03-14 | Minolta Camera Kk | Dry developer for an electrostatic image developing apparatus |
| US3753420A (en) * | 1971-08-11 | 1973-08-21 | Olivetti & Co Spa | Magnetic brush developer system |
| BE792317A (fr) * | 1971-12-06 | 1973-03-30 | Warner Lambert Co | Cartouches de rasoirs de securite et dispositif pour leur distribution |
| BE792643A (fr) * | 1971-12-17 | 1973-03-30 | Ibm | Dispositif de developpement electrophotographique |
| US3822139A (en) * | 1972-10-13 | 1974-07-02 | Addressograph Multigraph | Electrostatic developer device |
-
1973
- 1973-11-19 US US416898A patent/US3915121A/en not_active Expired - Lifetime
-
1974
- 1974-08-22 DE DE2440308A patent/DE2440308C3/de not_active Expired
- 1974-09-05 CA CA208,533A patent/CA1030753A/en not_active Expired
- 1974-10-16 NL NL7413619A patent/NL7413619A/xx unknown
- 1974-11-05 FR FR7436713A patent/FR2251846B1/fr not_active Expired
- 1974-11-12 AU AU75283/74A patent/AU7528374A/en not_active Expired
- 1974-11-12 JP JP1974137036U patent/JPS554839Y2/ja not_active Expired
- 1974-11-12 GB GB48871/74A patent/GB1480087A/en not_active Expired
- 1974-11-15 IT IT29490/74A patent/IT1025742B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT1025742B (it) | 1978-08-30 |
| FR2251846A1 (enrdf_load_stackoverflow) | 1975-06-13 |
| AU7528374A (en) | 1976-05-13 |
| DE2440308B2 (de) | 1980-05-08 |
| NL7413619A (enrdf_load_stackoverflow) | 1974-12-30 |
| CA1030753A (en) | 1978-05-09 |
| FR2251846B1 (enrdf_load_stackoverflow) | 1976-10-22 |
| US3915121A (en) | 1975-10-28 |
| JPS5076836U (enrdf_load_stackoverflow) | 1975-07-04 |
| JPS554839Y2 (enrdf_load_stackoverflow) | 1980-02-05 |
| DE2440308A1 (de) | 1975-05-22 |
| GB1480087A (en) | 1977-07-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8339 | Ceased/non-payment of the annual fee |