DE2803200C2 - Vorrichtung zur Entwicklung eines elektrostatischen Ladungsbildes - Google Patents
Vorrichtung zur Entwicklung eines elektrostatischen LadungsbildesInfo
- Publication number
- DE2803200C2 DE2803200C2 DE2803200A DE2803200A DE2803200C2 DE 2803200 C2 DE2803200 C2 DE 2803200C2 DE 2803200 A DE2803200 A DE 2803200A DE 2803200 A DE2803200 A DE 2803200A DE 2803200 C2 DE2803200 C2 DE 2803200C2
- Authority
- DE
- Germany
- Prior art keywords
- housing
- developer
- charge image
- air flow
- toner particles
- 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
- 239000002245 particle Substances 0.000 claims description 28
- 230000005291 magnetic effect Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 description 25
- 238000011161 development Methods 0.000 description 18
- 239000000843 powder Substances 0.000 description 14
- 239000011324 bead Substances 0.000 description 13
- 238000012545 processing Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 239000012876 carrier material Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 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
- G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
- G03G15/0898—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894 for preventing toner scattering during operation, e.g. seals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977009391U JPS575630Y2 (US07655688-20100202-C00010.png) | 1977-01-31 | 1977-01-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2803200A1 DE2803200A1 (de) | 1978-08-03 |
| DE2803200C2 true DE2803200C2 (de) | 1987-05-07 |
Family
ID=11719131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2803200A Expired DE2803200C2 (de) | 1977-01-31 | 1978-01-25 | Vorrichtung zur Entwicklung eines elektrostatischen Ladungsbildes |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4155329A (US07655688-20100202-C00010.png) |
| JP (1) | JPS575630Y2 (US07655688-20100202-C00010.png) |
| DE (1) | DE2803200C2 (US07655688-20100202-C00010.png) |
| GB (1) | GB1574198A (US07655688-20100202-C00010.png) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418357A (en) * | 1981-05-28 | 1983-11-29 | Minnesota Mining And Manufacturing Company | Toner transport system for electrographic imaging |
| US4394086A (en) * | 1982-03-24 | 1983-07-19 | Xerox Corporation | Particle containment apparatus |
| US4550068A (en) * | 1984-01-30 | 1985-10-29 | Markem Corporation | Vertical magnetic brush developing apparatus and method |
| JPS61105573A (ja) * | 1984-10-29 | 1986-05-23 | Toshiba Corp | 現像装置 |
| DE3678618D1 (de) * | 1985-06-13 | 1991-05-16 | Matsushita Electric Ind Co Ltd | Entwicklungsvorrichtung. |
| US4644795A (en) * | 1985-07-29 | 1987-02-24 | Advanced Technology Laboratories, Inc. | High resolution multiline ultrasonic beamformer |
| JPH0635250Y2 (ja) * | 1986-04-10 | 1994-09-14 | 株式会社リコー | 磁気ブラシ現像装置 |
| JPH117191A (ja) * | 1997-06-16 | 1999-01-12 | Sharp Corp | 現像装置 |
| US6319647B1 (en) | 2000-03-07 | 2001-11-20 | Xerox Corporation | Toner and developer for magnetic brush development system |
| US6416916B1 (en) | 2000-03-07 | 2002-07-09 | Xerox Corporation | Toner and developer for magnetic brush development system |
| US7157200B2 (en) | 2004-05-06 | 2007-01-02 | Xerox Corporation | Emulsion aggregation black toner and developer with superior image quality |
| US7312010B2 (en) * | 2005-03-31 | 2007-12-25 | Xerox Corporation | Particle external surface additive compositions |
| US20070254230A1 (en) * | 2006-04-28 | 2007-11-01 | Xerox Corporation | External additive composition and process |
| US20080166646A1 (en) * | 2006-10-31 | 2008-07-10 | Xerox Corporation | Toner for reduced photoreceptor wear rate |
| US8523340B2 (en) * | 2008-06-05 | 2013-09-03 | Hewlett-Packard Development Company, L.P. | Reducing ink droplets generated by bursting bubbles in an ink developer |
| JP6127884B2 (ja) * | 2013-10-02 | 2017-05-17 | 富士ゼロックス株式会社 | 画像形成装置及び現像装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3685485A (en) * | 1969-10-15 | 1972-08-22 | Canon Kk | Device for preventing scattering of developer |
| BE792643A (fr) * | 1971-12-17 | 1973-03-30 | Ibm | Dispositif de developpement electrophotographique |
| JPS5330329B2 (US07655688-20100202-C00010.png) * | 1972-09-25 | 1978-08-26 | ||
| CH549234A (de) * | 1972-12-28 | 1974-05-15 | Wifo Forschungsinst Ag | Magnetische buerste zum entwickeln elektrostatischer bilder mit entwicklerpulver. |
| JPS49102348A (US07655688-20100202-C00010.png) * | 1973-01-30 | 1974-09-27 | ||
| US3863603A (en) * | 1974-01-07 | 1975-02-04 | Ibm | Magnetic brush roll having resilient polymeric surface |
| US3924944A (en) * | 1974-11-20 | 1975-12-09 | Xerox Corp | Split developer housing |
-
1977
- 1977-01-31 JP JP1977009391U patent/JPS575630Y2/ja not_active Expired
-
1978
- 1978-01-16 US US05/869,984 patent/US4155329A/en not_active Expired - Lifetime
- 1978-01-24 GB GB2889/78A patent/GB1574198A/en not_active Expired
- 1978-01-25 DE DE2803200A patent/DE2803200C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53105750U (US07655688-20100202-C00010.png) | 1978-08-25 |
| US4155329A (en) | 1979-05-22 |
| GB1574198A (en) | 1980-09-03 |
| DE2803200A1 (de) | 1978-08-03 |
| JPS575630Y2 (US07655688-20100202-C00010.png) | 1982-02-02 |
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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 |