JPH10319712A - ドナーロール及びドナーロールを有する現像装置 - Google Patents
ドナーロール及びドナーロールを有する現像装置Info
- Publication number
- JPH10319712A JPH10319712A JP10121969A JP12196998A JPH10319712A JP H10319712 A JPH10319712 A JP H10319712A JP 10121969 A JP10121969 A JP 10121969A JP 12196998 A JP12196998 A JP 12196998A JP H10319712 A JPH10319712 A JP H10319712A
- Authority
- JP
- Japan
- Prior art keywords
- donor roll
- electrode
- electrode member
- resistance
- roll
- 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.)
- Withdrawn
Links
- 230000005684 electric field Effects 0.000 claims abstract description 18
- 239000002245 particle Substances 0.000 claims description 23
- 238000011161 development Methods 0.000 claims description 22
- 238000003384 imaging method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000010292 electrical insulation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 25
- 238000007639 printing Methods 0.000 description 11
- 230000005284 excitation Effects 0.000 description 10
- 230000032258 transport Effects 0.000 description 10
- 239000000843 powder Substances 0.000 description 9
- 239000010410 layer Substances 0.000 description 8
- 239000000835 fiber Substances 0.000 description 7
- 239000000976 ink Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 108091008695 photoreceptors Proteins 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 4
- 239000004917 carbon fiber Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 239000004952 Polyamide Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910001370 Se alloy Inorganic materials 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical class [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002110 ceramic alloy Inorganic materials 0.000 description 1
- 239000011195 cermet Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920006240 drawn fiber Polymers 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 150000002843 nonmetals Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 229910000923 precious metal alloy Inorganic materials 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000002699 waste material Substances 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
- G03G15/0806—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
- G03G15/0818—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 the structure of the donor member, e.g. surface properties
-
- 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
- G03G2215/0602—Developer
- G03G2215/0604—Developer solid type
- G03G2215/0614—Developer solid type one-component
- G03G2215/0621—Developer solid type one-component 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
-
- 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
- G03G2215/0651—Electrodes in donor member surface
-
- 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
- G03G2215/08—Details of powder developing device not concerning the development directly
- G03G2215/0855—Materials and manufacturing of the developing device
- G03G2215/0858—Donor member
- G03G2215/0861—Particular composition or materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/854,789 | 1997-05-12 | ||
| US08/854,789 US5835829A (en) | 1997-05-12 | 1997-05-12 | Single-ended symmetric resistive ring design for sed rolls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10319712A true JPH10319712A (ja) | 1998-12-04 |
| JPH10319712A5 JPH10319712A5 (enExample) | 2005-09-29 |
Family
ID=25319521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10121969A Withdrawn JPH10319712A (ja) | 1997-05-12 | 1998-05-01 | ドナーロール及びドナーロールを有する現像装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5835829A (enExample) |
| EP (1) | EP0878746B1 (enExample) |
| JP (1) | JPH10319712A (enExample) |
| DE (1) | DE69817671T2 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6254081B1 (en) * | 1999-06-03 | 2001-07-03 | Hewlett-Packard Company | Regulating vacuum hold of media in a printer |
| JP2007133376A (ja) * | 2005-10-13 | 2007-05-31 | Ricoh Co Ltd | 現像装置及び画像形成装置 |
| US8100523B2 (en) | 2006-12-19 | 2012-01-24 | Xerox Corporation | Bidirectional media sheet transport apparatus |
| US8055166B2 (en) * | 2008-01-24 | 2011-11-08 | Xerox Corporation | Active image state control with linear distributed actuators on development rolls |
| US9120301B2 (en) * | 2010-11-17 | 2015-09-01 | Bunting Magnetics Co. | Magnetic roll |
| US11065048B2 (en) | 2017-06-28 | 2021-07-20 | Cilag Gmbh International | Flexible circuit arrangement for surgical fastening instruments |
| US10888325B2 (en) | 2017-06-28 | 2021-01-12 | Ethicon Llc | Cartridge arrangements for surgical cutting and fastening instruments with lockout disablement features |
| US11160604B2 (en) | 2017-06-28 | 2021-11-02 | Cilag Gmbh International | Surgical end effector to adjust jaw compression |
| US10813640B2 (en) | 2017-06-28 | 2020-10-27 | Ethicon Llc | Method of coating slip rings |
| US11103301B2 (en) | 2017-06-28 | 2021-08-31 | Cilag Gmbh International | Surgical system coupleable with staple cartridge and radio frequency cartridge, and having a plurality of radio-frequency energy return paths |
| US11298128B2 (en) | 2017-06-28 | 2022-04-12 | Cilag Gmbh International | Surgical system couplable with staple cartridge and radio frequency cartridge, and method of using same |
| US11278346B2 (en) | 2017-06-28 | 2022-03-22 | Cilag Gmbh International | Systems and methods of displaying surgical instrument status |
| US11129666B2 (en) | 2017-06-28 | 2021-09-28 | Cilag Gmbh International | Shaft module circuitry arrangements |
| US11272976B2 (en) | 2017-06-28 | 2022-03-15 | Cilag Gmbh International | Surgical end effector for applying electrosurgical energy to different electrodes on different time periods |
| US10888369B2 (en) | 2017-06-28 | 2021-01-12 | Ethicon Llc | Systems and methods for controlling control circuits for independent energy delivery over segmented sections |
| US11013552B2 (en) | 2017-06-28 | 2021-05-25 | Cilag Gmbh International | Electrosurgical cartridge for use in thin profile surgical cutting and stapling instrument |
| USD893717S1 (en) | 2017-06-28 | 2020-08-18 | Ethicon Llc | Staple cartridge for surgical instrument |
| US11058477B2 (en) | 2017-06-28 | 2021-07-13 | Cilag Gmbh International | Surgical cutting and fastening instruments with dual power sources |
| US11931035B2 (en) | 2021-04-30 | 2024-03-19 | Cilag Gmbh International | Articulation system for surgical instrument |
| US11826043B2 (en) | 2021-04-30 | 2023-11-28 | Cilag Gmbh International | Staple cartridge comprising formation support features |
| US11918275B2 (en) | 2021-04-30 | 2024-03-05 | Cilag Gmbh International | Electrosurgical adaptation techniques of energy modality for combination electrosurgical instruments based on shorting or tissue impedance irregularity |
| US11857184B2 (en) | 2021-04-30 | 2024-01-02 | Cilag Gmbh International | Surgical instrument comprising a rotation-driven and translation-driven tissue cutting knife |
| US12232796B2 (en) | 2021-04-30 | 2025-02-25 | Cilag Gmbh International | Electrosurgical techniques for sealing, short circuit detection, and system determination of power level |
| US11944295B2 (en) | 2021-04-30 | 2024-04-02 | Cilag Gmbh International | Surgical instrument comprising end effector with longitudinal sealing step |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5594543A (en) * | 1990-01-16 | 1997-01-14 | Hughes Danbury Optical Systems, Inc. | Laser diode radar with extended range |
| US5172259A (en) * | 1991-02-27 | 1992-12-15 | At&T Laboratories | Embedded control network |
| US5172170A (en) * | 1992-03-13 | 1992-12-15 | Xerox Corporation | Electroded donor roll for a scavengeless developer unit |
| US5300339A (en) * | 1993-03-29 | 1994-04-05 | Xerox Corporation | Development system coatings |
| US5289240A (en) * | 1993-05-20 | 1994-02-22 | Xerox Corporation | Scavengeless developer unit with electroded donor roll |
| US5413807A (en) * | 1994-10-17 | 1995-05-09 | Xerox Corporation | Method of manufacturing a donor roll |
| US5473414A (en) * | 1994-12-19 | 1995-12-05 | Xerox Corporation | Cleaning commutator brushes for an electroded donor roll |
| US5517287A (en) * | 1995-01-23 | 1996-05-14 | Xerox Corporation | Donor rolls with interconnected electrodes |
| US5600418A (en) * | 1995-09-25 | 1997-02-04 | Xerox Corporation | Donor rolls with exterior commutation |
| US5592271A (en) * | 1996-01-11 | 1997-01-07 | Xerox Corporation | Donor rolls with capacitively cushioned commutation |
| US5594534A (en) * | 1996-01-11 | 1997-01-14 | Xerox Corporation | Electroded doner roll structure incorporating resistive network |
| US5701564A (en) * | 1996-09-26 | 1997-12-23 | Xerox Corporation | Scavengeless development apparatus including an electroded donor roll having a tri-contact commutator assembly |
| US5729807A (en) * | 1997-01-21 | 1998-03-17 | Xerox Corporation | Optically switched commutator scheme for hybrid scavengeless segmented electroded donor rolls |
| DE69825092T2 (de) * | 1997-03-28 | 2004-12-09 | Xerox Corp. | Entwicklungsrolle mit segmentierten Elektroden |
-
1997
- 1997-05-12 US US08/854,789 patent/US5835829A/en not_active Expired - Fee Related
-
1998
- 1998-05-01 JP JP10121969A patent/JPH10319712A/ja not_active Withdrawn
- 1998-05-07 DE DE69817671T patent/DE69817671T2/de not_active Expired - Fee Related
- 1998-05-07 EP EP98303589A patent/EP0878746B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE69817671D1 (de) | 2003-10-09 |
| EP0878746A3 (en) | 1999-08-11 |
| EP0878746B1 (en) | 2003-09-03 |
| EP0878746A2 (en) | 1998-11-18 |
| DE69817671T2 (de) | 2004-03-18 |
| US5835829A (en) | 1998-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050428 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20050428 |
|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20050428 |
|
| A761 | Written withdrawal of application |
Free format text: JAPANESE INTERMEDIATE CODE: A761 Effective date: 20051013 |