HK128695A - Charge and bias control system for electro-photographic copier - Google Patents

Charge and bias control system for electro-photographic copier

Info

Publication number
HK128695A
HK128695A HK128695A HK128695A HK128695A HK 128695 A HK128695 A HK 128695A HK 128695 A HK128695 A HK 128695A HK 128695 A HK128695 A HK 128695A HK 128695 A HK128695 A HK 128695A
Authority
HK
Hong Kong
Prior art keywords
electro
charge
control system
bias control
photographic copier
Prior art date
Application number
HK128695A
Other languages
English (en)
Inventor
Israel Grossinger
Original Assignee
Indigo Nv
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
Application filed by Indigo Nv filed Critical Indigo Nv
Publication of HK128695A publication Critical patent/HK128695A/xx

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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5037—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor the characteristics being an electrical parameter, e.g. voltage
    • 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
    • G03G15/065—Arrangements for controlling the potential of the developing electrode

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Developing For Electrophotography (AREA)
HK128695A 1985-11-04 1995-08-17 Charge and bias control system for electro-photographic copier HK128695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/794,765 US4678317A (en) 1985-11-04 1985-11-04 Charge and bias control system for electrophotographic copier

Publications (1)

Publication Number Publication Date
HK128695A true HK128695A (en) 1995-08-24

Family

ID=25163608

Family Applications (1)

Application Number Title Priority Date Filing Date
HK128695A HK128695A (en) 1985-11-04 1995-08-17 Charge and bias control system for electro-photographic copier

Country Status (9)

Country Link
US (1) US4678317A (de)
JP (1) JPS62109071A (de)
CA (1) CA1280152C (de)
CH (1) CH674422A5 (de)
DE (1) DE3637101A1 (de)
FR (1) FR2589594B1 (de)
GB (1) GB2182285B (de)
HK (1) HK128695A (de)
IT (1) IT1235467B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0722675Y2 (ja) * 1986-07-17 1995-05-24 三洋電機株式会社 電子写真装置
JPH01198770A (ja) * 1987-10-16 1989-08-10 Ricoh Co Ltd 複写機の制御装置
US4966824A (en) * 1988-06-06 1990-10-30 Spectrum Sciences Liquid toner composition containing two different charge directors
US5270776A (en) * 1988-06-06 1993-12-14 Spectrum Sciences B.V. Method for fusing developed image
JP2811680B2 (ja) * 1988-08-26 1998-10-15 日立工機株式会社 電子写真式印刷装置の運転方法
US5157238A (en) * 1988-09-08 1992-10-20 Spectrum Sciences, B.V. Fusing apparatus and method
US4987453A (en) * 1990-02-01 1991-01-22 Eastman Kodak Company Development rate controller
US5179411A (en) * 1990-09-11 1993-01-12 Mita Industrial Co., Ltd. Inversion development controller
US6623902B1 (en) * 1991-03-28 2003-09-23 Hewlett-Packard Indigo B.V. Liquid toner and method of printing using same
JPH04320285A (ja) * 1991-04-19 1992-11-11 Ricoh Co Ltd 電子写真プロセス制御装置
JPH0820798B2 (ja) * 1991-06-18 1996-03-04 村田機械株式会社 画像形成装置
USRE37859E1 (en) 1991-07-09 2002-09-24 Indigo N.V. Development control system
IL107217A (en) * 1993-10-08 2004-05-12 Hewlett Packard Indigo Bv Development control system
JP3221045B2 (ja) * 1992-04-03 2001-10-22 キヤノン株式会社 画像形成装置
US5369473A (en) * 1992-05-27 1994-11-29 Mita Industrial Co., Ltd. Image forming apparatus
DE19511286A1 (de) * 1995-03-28 1996-10-02 Philips Patentverwaltung Röntgenaufnahmegerät mit einem Photoleiter und einer Aufladeeinrichtung
JP2003533741A (ja) 2000-05-17 2003-11-11 ヒューレット−パッカード・インデイゴ・ビー・ブイ 蛍光液体トナー並びにこれを用いたプリント方法
US7977023B2 (en) 2007-07-26 2011-07-12 Hewlett-Packard Development Company, L.P. Ink formulations and methods of making ink formulations
DE102009060334B4 (de) * 2009-12-23 2012-02-16 OCé PRINTING SYSTEMS GMBH Vorrichtung zum Entwickeln von auf einem Ladungsbildträger erzeugten Ladungsbildern bei einem elektrophoretischen Druckgerät

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30535A (en) * 1860-10-30 Eugene mack
DE2410741A1 (de) * 1973-05-14 1974-12-12 Xerox Corp Regler fuer reproduktionsgeraete
US3898001A (en) * 1973-08-14 1975-08-05 Xerox Corp Electrometer system for non-contact detection of electrostatic charge on a moving electrostatographic imaging surface
US3887845A (en) * 1973-09-26 1975-06-03 Xerox Corp Copier photoreceptor charge control
US4050806A (en) * 1974-05-10 1977-09-27 Ricoh Co., Ltd. Method and apparatus for electrically biasing developing electrode of electrophotographic device
JPS588507B2 (ja) * 1974-06-10 1983-02-16 株式会社リコー 湿式現像装置
US3892481A (en) * 1974-06-17 1975-07-01 Savin Business Machines Corp Automatic development electrode bias control system
JPS5441502B2 (de) * 1974-10-21 1979-12-08
US4248524A (en) * 1977-07-11 1981-02-03 Canon Kabushiki Kaisha Method of and apparatus for stabilizing electrophotographic images
JPS5529862A (en) * 1978-08-24 1980-03-03 Canon Inc Electrocopying apparatus
GB2039101B (en) * 1978-08-24 1983-05-25 Canon Kk Control of electrostatic recording apparatus
JPS55157756A (en) * 1979-05-29 1980-12-08 Canon Inc Surface potential control unit
US4326796A (en) * 1979-12-13 1982-04-27 International Business Machines Corporation Apparatus and method for measuring and maintaining copy quality in an electrophotographic copier
JPS5695249A (en) * 1979-12-28 1981-08-01 Canon Inc Image forming device
US4348099A (en) * 1980-04-07 1982-09-07 Xerox Corporation Closed loop control of reproduction machine
US4341461A (en) * 1980-04-07 1982-07-27 Xerox Corporation Development control of a reproduction machine
JPS5727265A (en) * 1980-07-25 1982-02-13 Canon Inc Copying apparatus
JPS5754786A (en) * 1980-09-17 1982-04-01 Matsushita Electric Ind Co Ltd Proportional control valve
US4432634A (en) * 1980-10-20 1984-02-21 Minolta Camera Kabushiki Kaisha Electrophotographic copying apparatus
JPS57204061A (en) * 1981-06-11 1982-12-14 Canon Inc Picture recording controller
JPS5815789A (ja) * 1981-07-20 1983-01-29 Sanyo Electric Co Ltd 送風機
JPS5833551A (ja) * 1981-08-20 1983-02-26 Koichi Totsugi 自動車ワイパ−の駆動装置
JPS58195855A (ja) * 1982-05-12 1983-11-15 Ricoh Co Ltd 静電複写装置

Also Published As

Publication number Publication date
FR2589594B1 (fr) 1990-10-12
IT8622175A0 (it) 1986-10-29
IT1235467B (it) 1992-08-19
US4678317A (en) 1987-07-07
GB2182285B (en) 1990-08-01
GB2182285A (en) 1987-05-13
JPS62109071A (ja) 1987-05-20
DE3637101A1 (de) 1987-05-07
FR2589594A1 (fr) 1987-05-07
CH674422A5 (de) 1990-05-31
GB8623965D0 (en) 1986-11-12
CA1280152C (en) 1991-02-12

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20061005