DE68911269T2 - Elektrophotographische Vorrichtung mit einer mittels Wechselspannung betriebenen Reinigungseinrichtung. - Google Patents
Elektrophotographische Vorrichtung mit einer mittels Wechselspannung betriebenen Reinigungseinrichtung.Info
- Publication number
- DE68911269T2 DE68911269T2 DE68911269T DE68911269T DE68911269T2 DE 68911269 T2 DE68911269 T2 DE 68911269T2 DE 68911269 T DE68911269 T DE 68911269T DE 68911269 T DE68911269 T DE 68911269T DE 68911269 T2 DE68911269 T2 DE 68911269T2
- Authority
- DE
- Germany
- Prior art keywords
- voltage
- electrophotographic
- cleaning device
- operated
- device operated
- 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
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/0052—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using an air flow; Details thereof, e.g. nozzle structure
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/0011—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming
- G03G21/0017—Details relating to the internal structure or chemical composition of the blades
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/0011—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming
- G03G21/0023—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming with electric bias
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/007—Arrangement or disposition of parts of the cleaning unit
- G03G21/0076—Plural or sequential cleaning devices
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/0005—Cleaning of residual toner
- G03G2221/001—Plural sequential cleaning devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning In Electrography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/261,869 US4875081A (en) | 1988-10-24 | 1988-10-24 | Electrophotographic device having a.c. biased cleaning member |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68911269D1 DE68911269D1 (de) | 1994-01-20 |
DE68911269T2 true DE68911269T2 (de) | 1994-05-19 |
Family
ID=22995231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68911269T Expired - Fee Related DE68911269T2 (de) | 1988-10-24 | 1989-10-24 | Elektrophotographische Vorrichtung mit einer mittels Wechselspannung betriebenen Reinigungseinrichtung. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4875081A (de) |
EP (1) | EP0366426B1 (de) |
JP (1) | JPH0820836B2 (de) |
DE (1) | DE68911269T2 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5233399A (en) * | 1990-03-19 | 1993-08-03 | Fuji Xerox Co., Ltd. | Cleaning unit for image forming apparatus |
JP2714234B2 (ja) * | 1990-07-31 | 1998-02-16 | 株式会社東芝 | 画像形成装置 |
JP2827142B2 (ja) * | 1991-07-15 | 1998-11-18 | 株式会社リコー | 感光体クリーニング装置およびクリーナ・トナー・マガジンならびに画像形成装置 |
US5175591A (en) * | 1991-08-21 | 1992-12-29 | Xerox Corporation | Cleaning device including abrading cleaning brush for comet control |
US5289238A (en) * | 1991-09-05 | 1994-02-22 | Spectrum Sciences B.V. | Liquid toner developing apparatus having metal blade with insulating coating in contact with developing roller |
JP3154434B2 (ja) * | 1991-10-04 | 2001-04-09 | 株式会社リコー | 画像形成方法及び画像形成装置 |
US5341199A (en) * | 1992-06-29 | 1994-08-23 | Xerox Corporation | Active sump fill device blade cleaning apparatus |
US5214479A (en) * | 1992-08-31 | 1993-05-25 | Xerox Corporation | BTR air cleaner with biased shims |
US5319431A (en) * | 1993-06-30 | 1994-06-07 | Xerox Corporation | Apparatus for increased toner storage capacity |
US5797078A (en) * | 1993-07-09 | 1998-08-18 | Xerox Corporation | Photoreceptor comet prevention brush |
EP0645682B1 (de) * | 1993-09-10 | 1999-03-24 | Canon Kabushiki Kaisha | Elektrophotographisches Gerät, Betriebskassette und Bilderzeugungsverfahren |
JPH07319356A (ja) * | 1994-05-23 | 1995-12-08 | Sharp Corp | 画像形成装置のクリーニング装置 |
US5610699A (en) * | 1994-07-12 | 1997-03-11 | Xerox Corporation | Photoreceptor cleaning apparatus and method |
US5541716A (en) * | 1995-06-26 | 1996-07-30 | Schmidlin; Fred W. | Electrostatic toner conditioning and transport system |
JPH09204077A (ja) * | 1995-07-14 | 1997-08-05 | Hitachi Koki Co Ltd | 画像形成装置 |
US6405016B1 (en) | 1995-11-17 | 2002-06-11 | Nexpress Solutions Llc | Developer material collection bottle |
US5864741A (en) * | 1997-04-17 | 1999-01-26 | Xerox Corporation | Single brush cleaner with collection roll and ultrasonic cleaning assist |
US5842102A (en) * | 1997-06-30 | 1998-11-24 | Xerox Corporation | Ultrasonic assist for blade cleaning |
JP3337429B2 (ja) * | 1998-10-29 | 2002-10-21 | シャープ株式会社 | クリーニング装置 |
US6137979A (en) * | 1999-12-10 | 2000-10-24 | Xerox Corporation | Toner transport using superimposed traveling electric potential waves |
US6580897B2 (en) * | 1999-12-20 | 2003-06-17 | Konica Corporation | Cleaning device, and image forming method and image forming apparatus using the cleaning device |
US6463253B2 (en) * | 1999-12-20 | 2002-10-08 | Konica Corporation | Cleaning unit, and image forming method and image forming apparatus using said cleaning unit |
US6374074B1 (en) * | 2000-02-10 | 2002-04-16 | Toshiba Tec Kabushiki Kaisha | Cleaning apparatus and cleaning method |
US6436356B1 (en) * | 2000-03-28 | 2002-08-20 | Comsyntech Ltd. | Apparatus for self-propagating high temperature synthesis |
US6477351B1 (en) * | 2000-11-27 | 2002-11-05 | Xerox Corporation | Blade cleaning system employing an electrode array |
US6771924B2 (en) * | 2001-09-04 | 2004-08-03 | Canon Kabushiki Kaisha | Image forming apparatus having different modes for preventing defective cleaning |
JP2004004544A (ja) * | 2002-03-22 | 2004-01-08 | Canon Inc | 画像形成装置 |
DE102004059532A1 (de) * | 2004-12-09 | 2006-06-14 | OCé PRINTING SYSTEMS GMBH | Elektrografische Druck- oder Kopiervorrichtung sowie Verfahren zum Betreiben der Druck- oder Kopiervorrichtung |
US7231163B2 (en) * | 2005-02-11 | 2007-06-12 | Lexmark International, Inc. | Apparatus and method of reducing charge roller contamination |
US7251448B2 (en) * | 2005-08-31 | 2007-07-31 | Xerox Corporation | Cleaning blade control apparatus and method |
DE102007035993A1 (de) | 2007-08-01 | 2009-02-05 | OCé PRINTING SYSTEMS GMBH | Vorrichtung und Verfahren zum berührungslosen Ablösen von Tonerteilchen von der Oberfläche eines Tonerträgers |
US7899384B2 (en) * | 2008-11-05 | 2011-03-01 | Lexmark International, Inc. | Apparatus and method of reducing charge roller contamination |
DE102011056965A1 (de) | 2011-12-23 | 2013-06-27 | OCé PRINTING SYSTEMS GMBH | Vorrichtung zum Entfernen von Ablagerungen von der Mantelfläche einer Walze in einer elektrografischen Druckeinrichtung |
US9149832B2 (en) | 2013-11-01 | 2015-10-06 | Xerox Corporation | Cleaning device comprising in-situ metal oxide dispersion |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3572923A (en) * | 1968-08-26 | 1971-03-30 | Xerox Corp | Cleaning method and apparatus for electrostatic copying machines |
US3668008A (en) * | 1969-06-04 | 1972-06-06 | Xerox Corp | Ionized air cleaning device |
BE792642A (fr) * | 1971-12-22 | 1973-03-30 | Ibm | Dispositif de nettoyage d'un support d'image electrostatique utilisablenotamment dans un appareil de reproduction electrophotographique |
US3942889A (en) * | 1973-03-05 | 1976-03-09 | Minolta Camera Kabushiki Kaisha | Residual toner removing apparatus |
JPS5346096B2 (de) * | 1973-04-02 | 1978-12-11 | ||
US3848993A (en) * | 1973-05-03 | 1974-11-19 | Xerox Corp | Supported developer blade cleaning |
US4185910A (en) * | 1976-06-30 | 1980-01-29 | Tokyo Shibaura Electric Co., Ltd. | Photoconductive member cleaning device using a magnetic brush for electrostatic copying machines |
JPS5328432A (en) * | 1976-08-20 | 1978-03-16 | Ricoh Co Ltd | Recovering method of remaining toner and device therffor |
US4123154A (en) * | 1977-03-03 | 1978-10-31 | Xerox Corporation | Combined corona generator and imaging surface cleaner |
US4286039A (en) * | 1979-05-15 | 1981-08-25 | Savin Corporation | Method and apparatus for removing excess developing liquid from photoconductive surfaces |
JPS56167173A (en) * | 1980-05-29 | 1981-12-22 | Fuji Xerox Co Ltd | Cleaning assisting device for electrophotographic photoreceptor |
JPS5760363A (en) * | 1980-09-30 | 1982-04-12 | Toshiba Corp | Cleaning device of electrophotography equipment |
JPS57152700A (en) * | 1981-03-18 | 1982-09-21 | Matsushita Electric Works Ltd | Device for firing high frequency discharge lamp |
JPS5872981A (ja) * | 1981-10-28 | 1983-05-02 | Toshiba Corp | 接触帯電クリ−ニング装置 |
JPS58132249A (ja) * | 1982-01-30 | 1983-08-06 | Mita Ind Co Ltd | 現像剤の飛散防止方法 |
US4705387A (en) * | 1983-12-21 | 1987-11-10 | Xerox Corporation | Cleaning apparatus for charge retentive surface |
US4647179A (en) * | 1984-05-29 | 1987-03-03 | Xerox Corporation | Development apparatus |
US4627717A (en) * | 1985-02-14 | 1986-12-09 | Xerox Corporation | Cleaning apparatus for a xerographic reproducing apparatus |
JPS61279881A (ja) * | 1985-06-06 | 1986-12-10 | Showa Denko Kk | トナ−のクリ−ニング方法 |
US4647186A (en) * | 1985-11-04 | 1987-03-03 | Eastman Kodak Company | Biased scavenging grid for electrographic apparatus |
JPS63168677A (ja) * | 1986-12-30 | 1988-07-12 | Yokohama Rubber Co Ltd:The | 複写機のトナ−の振動による除去方法 |
-
1988
- 1988-10-24 US US07/261,869 patent/US4875081A/en not_active Expired - Lifetime
-
1989
- 1989-10-17 JP JP1270185A patent/JPH0820836B2/ja not_active Expired - Fee Related
- 1989-10-24 DE DE68911269T patent/DE68911269T2/de not_active Expired - Fee Related
- 1989-10-24 EP EP89310971A patent/EP0366426B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0366426B1 (de) | 1993-12-08 |
JPH0820836B2 (ja) | 1996-03-04 |
DE68911269D1 (de) | 1994-01-20 |
JPH02198483A (ja) | 1990-08-06 |
EP0366426A1 (de) | 1990-05-02 |
US4875081A (en) | 1989-10-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE68911269T2 (de) | Elektrophotographische Vorrichtung mit einer mittels Wechselspannung betriebenen Reinigungseinrichtung. | |
DE69224241T2 (de) | Tonerkonzentrationsermittlung mit Verwendung eines, auf einer Schnecke montierten, Magneten | |
DE69227343T2 (de) | Vorrichtung zur Kontrolle einer Entwicklerlösung | |
DE59009056D1 (de) | Vorrichtung zur Erzeugung von Röntgenstrahlung mit einer Plasmaquelle. | |
DE3764648D1 (de) | Vorrichtung zum beruehrungsfreien messen einer mechanischen spannung. | |
DE68910306T2 (de) | Reinigungsvorrichtung mit magnetischem toner-entferner. | |
KR900010485A (ko) | 액체전자사진 토너 | |
DE69408183D1 (de) | Bilderzeugungsgerät mit einem Trägerelement für den Entwickler, das mit einer Wechselspannung versorgt wird | |
DE69030753D1 (de) | Elektrophotographischer Photorezeptor | |
DE68927544T2 (de) | Elektrophotographischer Photorezeptor | |
DE69025778T2 (de) | Elektrophotographischer Photorezeptor | |
DE68910847D1 (de) | Schaltung zum Erzeugen einer Diskriminator-Vergleichsspannung. | |
DE58902832D1 (de) | Elektrofotografische druckeinrichtung mit geregeltem elektrofotografischen prozess. | |
DE69032190D1 (de) | Elektrophotographischer Photorezeptor | |
DE68920187D1 (de) | Apparat zur Messung der an einer Strahlungsquelle angelegten Spitzenspannung. | |
DE69010808D1 (de) | Detektionsschaltung für den Spannungsabfall einer Gleichstromquelle. | |
DE68926993T2 (de) | Toner | |
DE69026886D1 (de) | Elektrophotographischer Photorezeptor | |
DE68927605D1 (de) | Elektrophotographischer Photorezeptor | |
FR2583209B1 (fr) | Electro-aimant a courant alternatif | |
DE68925545T2 (de) | Druckgerät mit photoleitfähigem Gitter | |
DE69031462D1 (de) | Nichtelektroskopischer toner mit verlängerter klebrigkeit | |
DE58908820D1 (de) | Verwendung einer bekannten Vorrichtung zum Verschieben von Teilen. | |
DE68920953D1 (de) | Anordnung mit einer verbesserten Gleichstrompegelauswertungsvorrichtung. | |
DE69232117T2 (de) | Messgeraet mit einer akusto-optischen vorrichtung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |