DE69207311D1 - Entwicklungseinheit - Google Patents
EntwicklungseinheitInfo
- Publication number
- DE69207311D1 DE69207311D1 DE69207311T DE69207311T DE69207311D1 DE 69207311 D1 DE69207311 D1 DE 69207311D1 DE 69207311 T DE69207311 T DE 69207311T DE 69207311 T DE69207311 T DE 69207311T DE 69207311 D1 DE69207311 D1 DE 69207311D1
- Authority
- DE
- Germany
- Prior art keywords
- development unit
- development
- unit
- 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
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
- G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
- G03G15/0813—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by means in the developing zone having an interaction with the image carrying member, e.g. distance holders
-
- 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
- G03G15/0803—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer in a powder cloud
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/06—Developing structures, details
- G03G2215/0634—Developing device
- G03G2215/0636—Specific type of dry developer device
- G03G2215/0643—Electrodes in developing area, e.g. wires, not belonging to the main donor part
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Developing For Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/759,362 US5124749A (en) | 1991-09-13 | 1991-09-13 | Damping electrode wires of a developer unit |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69207311D1 true DE69207311D1 (de) | 1996-02-15 |
DE69207311T2 DE69207311T2 (de) | 1996-06-27 |
Family
ID=25055375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69207311T Expired - Fee Related DE69207311T2 (de) | 1991-09-13 | 1992-09-10 | Entwicklungseinheit |
Country Status (4)
Country | Link |
---|---|
US (1) | US5124749A (de) |
EP (1) | EP0532319B1 (de) |
JP (1) | JP3147197B2 (de) |
DE (1) | DE69207311T2 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05313488A (ja) * | 1992-05-08 | 1993-11-26 | Ricoh Co Ltd | 現像装置 |
US5338893A (en) * | 1993-08-16 | 1994-08-16 | Xerox Corporation | Donor roll with electrode spacer for scavengeless development in a xerographic apparatus |
US5311258A (en) * | 1993-08-23 | 1994-05-10 | Xerox Corporation | On-the-fly electrostatic cleaning of scavengeless development electrode wires with D.C. bias |
US5404208A (en) * | 1994-01-31 | 1995-04-04 | Xerox Corporation | Modulated wire AC scavengeless development |
US5384627A (en) * | 1994-03-21 | 1995-01-24 | Xerox Corporation | Developing unit having ceramic donor roll |
US5714007A (en) * | 1995-06-06 | 1998-02-03 | David Sarnoff Research Center, Inc. | Apparatus for electrostatically depositing a medicament powder upon predefined regions of a substrate |
US5572302A (en) * | 1995-12-06 | 1996-11-05 | Xerox Corporation | Electrode wire positioning for scavengeless development |
US5600416A (en) * | 1995-12-06 | 1997-02-04 | Xerox Corporation | Electrode wire tensioning for scavengeless development |
US5666619A (en) * | 1995-12-06 | 1997-09-09 | Xerox Corporation | Electrode wire support for scavengeless development |
US5640657A (en) * | 1995-12-06 | 1997-06-17 | Xerox Corporation | Electrode wire twisted loop mounting for scavengeless development |
US5761587A (en) * | 1997-04-29 | 1998-06-02 | Xerox Corporation | Coated development electrodes and methods thereof |
US5787329A (en) * | 1997-04-29 | 1998-07-28 | Xerox Corporation | Organic coated development electrodes and methods thereof |
US5999781A (en) * | 1997-04-29 | 1999-12-07 | Xerox Corporation | Coating compositions for development electrodes and methods thereof |
US5848327A (en) * | 1997-04-29 | 1998-12-08 | Xerox Corporation | Coating compositions for development electrodes and methods thereof |
US5805964A (en) * | 1997-04-29 | 1998-09-08 | Xerox Corporation | Inorganic coated development electrodes and methods thereof |
US5778290A (en) * | 1997-04-29 | 1998-07-07 | Xerox Corporation | Composite coated development electrodes and methods thereof |
US6298209B1 (en) * | 2000-06-30 | 2001-10-02 | Xerox Corporation | Electrostatic powder coated wire for hybrid scavengeless development applications |
US6456812B1 (en) | 2000-09-05 | 2002-09-24 | Xerox Corporation | Coating compositions for development electrodes |
US6516173B1 (en) | 2001-08-17 | 2003-02-04 | Xerox Corporation | Ion implantation to tune tribo-charging properties of materials or hybrid scavengless development wires |
US7725056B2 (en) * | 2006-01-10 | 2010-05-25 | Ricoh Co., Ltd. | Triboelectric charging device and field assisted toner transporter |
US8442407B2 (en) | 2010-07-27 | 2013-05-14 | Xerox Corporation | Methods, apparatus and systems to control the tribo-electric charge of a toner material associated with a printing development system |
JP7268318B2 (ja) * | 2018-09-25 | 2023-05-08 | 富士フイルムビジネスイノベーション株式会社 | 帯電装置および画像形成装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3846033A (en) * | 1969-12-31 | 1974-11-05 | Bethlehem Steel Corp | Vibration damped fitting |
US3705445A (en) * | 1969-12-31 | 1972-12-12 | Carl W Smollinger | Vibration damped fitting |
US4890044A (en) * | 1986-06-30 | 1989-12-26 | Rca Licensing Corporation | High frequency signal suppression component |
US4868600A (en) * | 1988-03-21 | 1989-09-19 | Xerox Corporation | Scavengeless development apparatus for use in highlight color imaging |
US4984019A (en) * | 1990-02-26 | 1991-01-08 | Xerox Corporation | Electrode wire cleaning |
-
1991
- 1991-09-13 US US07/759,362 patent/US5124749A/en not_active Expired - Lifetime
-
1992
- 1992-09-03 JP JP26085092A patent/JP3147197B2/ja not_active Expired - Fee Related
- 1992-09-10 DE DE69207311T patent/DE69207311T2/de not_active Expired - Fee Related
- 1992-09-10 EP EP92308235A patent/EP0532319B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0532319A3 (de) | 1993-05-12 |
JP3147197B2 (ja) | 2001-03-19 |
US5124749A (en) | 1992-06-23 |
EP0532319A2 (de) | 1993-03-17 |
DE69207311T2 (de) | 1996-06-27 |
EP0532319B1 (de) | 1996-01-03 |
JPH05197279A (ja) | 1993-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |