DE68916103D1 - Vorrichtung zur Tonbildübertragung für elektrophotographisches Kopiergerät. - Google Patents

Vorrichtung zur Tonbildübertragung für elektrophotographisches Kopiergerät.

Info

Publication number
DE68916103D1
DE68916103D1 DE68916103T DE68916103T DE68916103D1 DE 68916103 D1 DE68916103 D1 DE 68916103D1 DE 68916103 T DE68916103 T DE 68916103T DE 68916103 T DE68916103 T DE 68916103T DE 68916103 D1 DE68916103 D1 DE 68916103D1
Authority
DE
Germany
Prior art keywords
transmission device
image transmission
sound image
electrophotographic copier
copier
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
Application number
DE68916103T
Other languages
English (en)
Other versions
DE68916103T2 (de
Inventor
Yasuo Hosaka
Tadayoshi Ohno
Tsutomu Kanai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP63104080A external-priority patent/JPH01276181A/ja
Priority claimed from JP14042488A external-priority patent/JP2653473B2/ja
Priority claimed from JP63249927A external-priority patent/JPH0297986A/ja
Priority claimed from JP63255827A external-priority patent/JPH02103566A/ja
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE68916103D1 publication Critical patent/DE68916103D1/de
Publication of DE68916103T2 publication Critical patent/DE68916103T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • 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
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1665—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
    • G03G15/167—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer
    • G03G15/1685—Structure, details of the transfer member, e.g. chemical composition

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE68916103T 1988-04-28 1989-04-28 Vorrichtung zur Tonbildübertragung für elektrophotographisches Kopiergerät. Expired - Fee Related DE68916103T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP63104080A JPH01276181A (ja) 1988-04-28 1988-04-28 電極構成体及びトナー転写装置
JP14042488A JP2653473B2 (ja) 1988-06-09 1988-06-09 トナー転写装置
JP63249927A JPH0297986A (ja) 1988-10-05 1988-10-05 画像形成装置
JP63255827A JPH02103566A (ja) 1988-10-13 1988-10-13 静電転写記録装置

Publications (2)

Publication Number Publication Date
DE68916103D1 true DE68916103D1 (de) 1994-07-21
DE68916103T2 DE68916103T2 (de) 1994-11-10

Family

ID=27469181

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68916103T Expired - Fee Related DE68916103T2 (de) 1988-04-28 1989-04-28 Vorrichtung zur Tonbildübertragung für elektrophotographisches Kopiergerät.

Country Status (4)

Country Link
US (1) US5168313A (de)
EP (1) EP0339673B1 (de)
KR (1) KR0139317B1 (de)
DE (1) DE68916103T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179397A (en) * 1989-04-03 1993-01-12 Canon Kabushiki Kaisha Image forming apparatus with constant voltage and constant current control
US5119141A (en) * 1991-01-31 1992-06-02 Compaq Computer Corporation Electrostatic roller transfer of toned images from a photoconductor member to a sheet substrate
JPH05107935A (ja) * 1991-10-18 1993-04-30 Mita Ind Co Ltd 転写分離装置
US5250994A (en) * 1991-10-30 1993-10-05 Canon Kabushiki Kaisha Image forming apparatus having transfer member supporting member
JP2848547B2 (ja) * 1991-11-06 1999-01-20 富士通株式会社 画像形成装置用ローラ及びこれを用いた画像形成装置
US5786091A (en) * 1991-12-02 1998-07-28 Ricoh Company, Ltd. Charge roller for an image forming apparatus
JP2574107B2 (ja) * 1991-12-02 1997-01-22 株式会社リコー 帯電ローラ及びその製造方法，及び帯電ローラを用いた画像形成装置及びその帯電装置
JPH0683217A (ja) * 1992-08-31 1994-03-25 Toshiba Corp 電子写真記録装置
US6096395A (en) * 1992-12-16 2000-08-01 Tokai Rubber Industries, Ltd. Roll including foam body and method of producing the roll
US5386279A (en) * 1993-02-26 1995-01-31 Mita Industrial Co., Ltd. Transfer device in an image-forming apparatus
US5471285A (en) * 1993-04-16 1995-11-28 Bando Chemical Industries, Ltd. Charging member having a surface layer formed of moisture-permeable synthetic resin material and charging device including the same
US5298953A (en) * 1993-04-27 1994-03-29 Xerox Corporation Biased transfer roll cleaner
JP3119047B2 (ja) * 1993-09-03 2000-12-18 ミノルタ株式会社 画像形成装置
US5568243A (en) * 1994-07-01 1996-10-22 Eastman Kodak Company Cleaning mechanism for a transfer drum of a reproduction apparatus
US5520977A (en) * 1994-07-29 1996-05-28 Xerox Corporation Self biasing transfer roll
KR100191208B1 (ko) 1996-03-29 1999-06-15 윤종용 감광드럼의 오염을 방지할 수 있는 전사롤러
US5697015A (en) * 1996-05-29 1997-12-09 Lexmark International, Inc. Electrophotographic apparatus and method for inhibiting charge over-transfer
EP0871082B1 (de) * 1997-04-07 2008-05-07 Punch Graphix International N.V. Elektrostatographisches Druckgerät und Verfahren
CN1148613C (zh) * 1998-01-26 2004-05-05 株式会社理光 转印辊及图像形成装置
JP2001022192A (ja) * 1999-07-06 2001-01-26 Fujitsu Ltd 画像形成装置
JP3780136B2 (ja) * 2000-01-06 2006-05-31 キヤノン株式会社 画像形成装置
DE10131652A1 (de) * 2001-06-29 2003-01-16 Nexpress Solutions Llc Verfahren und Einrichtung zum Übertragen von Toner
DE10234711A1 (de) 2002-07-30 2004-02-12 OCé PRINTING SYSTEMS GMBH Verfahren und Vorrichtung zur Minimierung von unerwünschtem Tonerübertrag in einer Umdruckstation eines elektrografischen Druckgeräts
JP5109463B2 (ja) * 2006-09-05 2012-12-26 富士ゼロックス株式会社 転写ロール及び画像形成装置
JP5533062B2 (ja) * 2010-03-15 2014-06-25 コニカミノルタ株式会社 画像形成装置
CN103325508B (zh) * 2013-05-21 2016-02-10 京东方科技集团股份有限公司 变阻器及其制作方法
JP6772463B2 (ja) * 2016-01-15 2020-10-21 富士ゼロックス株式会社 転写装置及び画像形成装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2626865A (en) * 1951-05-08 1953-01-27 Haloid Co Portable electrophotographic powder-image transfer mechanism
BE536878A (de) * 1954-03-29
US3702482A (en) * 1970-12-23 1972-11-07 Xerox Corp Bias roll transfer
DE2152500A1 (de) * 1971-10-21 1973-04-26 Agfa Gevaert Ag Vorrichtung zur uebertragung von pulverfoermigen tonerbildern
DE2152501B2 (de) * 1971-10-21 1980-02-14 Agfa-Gevaert Ag, 5090 Leverkusen Vorrichtung zur Übertragung von pulverformigen Tonerbildern
US4026648A (en) * 1971-12-17 1977-05-31 Canon Kabushiki Kaisha Cleaning device for use in electrophotographic copying apparatus
BE790436A (fr) * 1972-01-27 1973-04-24 Xerox Corp Systeme d'impression electrophotographique
DE2347980A1 (de) * 1972-09-28 1974-04-04 Commw Of Australia Entwicklung und/oder uebertragung von abbildern
US3781105A (en) * 1972-11-24 1973-12-25 Xerox Corp Constant current biasing transfer system
US3879121A (en) * 1973-12-13 1975-04-22 Ibm Transfer system
US3959574A (en) * 1974-04-26 1976-05-25 Xerox Corporation Biasable member and method for making
US3924943A (en) * 1974-06-11 1975-12-09 Xerox Corp Segmented biased transfer member
US3920325A (en) * 1974-09-09 1975-11-18 Xerox Corp Moisture stable bias transfer roll
US3954333A (en) * 1975-01-10 1976-05-04 Xerox Corporation Transfer roll having means for monitoring and controlling the resistivity thereof
US3936175A (en) * 1975-01-29 1976-02-03 Xerox Corporation Internally shielded transfer roller
US3942888A (en) * 1975-02-06 1976-03-09 Xerox Corporation Stepped transfer roller
US4063808A (en) * 1976-03-23 1977-12-20 International Business Machines Corporation Apparatus for neutralizing toner in a no charge exchange transfer
JPS56110968A (en) * 1980-02-07 1981-09-02 Olympus Optical Co Ltd Electrophotographic device
JPS56116064A (en) * 1980-02-18 1981-09-11 Minolta Camera Co Ltd Pressure transferring method for pulverulent toner image
US4431301A (en) * 1980-03-12 1984-02-14 Tokyo Shibaura Denki Kabushiki Kaisha Electrostatic copying apparatus with means for preventing contamination of reverse side of copying medium
US4382673A (en) * 1980-03-25 1983-05-10 Tokyo Shibaura Denki Kabushiki Kaisha Transfer device
US4309803A (en) * 1980-09-29 1982-01-12 Xerox Corporation Low cost foam roll for electrostatographic reproduction machine
US4320958A (en) * 1980-10-27 1982-03-23 Xerox Corporation Combined processing unit
JPS59160159A (ja) * 1983-03-04 1984-09-10 Konishiroku Photo Ind Co Ltd 静電記録装置
JPS60256173A (ja) * 1984-06-01 1985-12-17 Canon Inc 画像形成方法
JPH01198770A (ja) * 1987-10-16 1989-08-10 Ricoh Co Ltd 複写機の制御装置
US4967231A (en) * 1987-12-29 1990-10-30 Kabushiki Kaisha Toshiba Apparatus for forming an electrophotographic latent image
JPH0830915B2 (ja) * 1988-02-19 1996-03-27 キヤノン株式会社 帯電部材、それを用いた帯電装置および電子写真装置

Also Published As

Publication number Publication date
KR0139317B1 (ko) 1998-06-15
US5168313A (en) 1992-12-01
EP0339673A2 (de) 1989-11-02
DE68916103T2 (de) 1994-11-10
EP0339673B1 (de) 1994-06-15
KR900016816A (ko) 1990-11-14
EP0339673A3 (de) 1991-12-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee