DE3485226D1 - Koronavorrichtung. - Google Patents

Koronavorrichtung.

Info

Publication number
DE3485226D1
DE3485226D1 DE8484308732T DE3485226T DE3485226D1 DE 3485226 D1 DE3485226 D1 DE 3485226D1 DE 8484308732 T DE8484308732 T DE 8484308732T DE 3485226 T DE3485226 T DE 3485226T DE 3485226 D1 DE3485226 D1 DE 3485226D1
Authority
DE
Germany
Prior art keywords
corona device
corona
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
DE8484308732T
Other languages
English (en)
Inventor
Robert William Gundlach
Richard Frank Bergen
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.)
Xerox Corp
Original Assignee
Xerox 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
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE3485226D1 publication Critical patent/DE3485226D1/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
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0291—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices corona discharge devices, e.g. wires, pointed electrodes, means for cleaning the corona discharge device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T19/00—Devices providing for corona discharge

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE8484308732T 1984-01-03 1984-12-14 Koronavorrichtung. Expired - Fee Related DE3485226D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/567,717 US4591713A (en) 1984-01-03 1984-01-03 Efficient, self-limiting corona device for positive or negative charging

Publications (1)

Publication Number Publication Date
DE3485226D1 true DE3485226D1 (de) 1991-12-05

Family

ID=24268356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484308732T Expired - Fee Related DE3485226D1 (de) 1984-01-03 1984-12-14 Koronavorrichtung.

Country Status (5)

Country Link
US (1) US4591713A (de)
EP (1) EP0147985B1 (de)
JP (1) JPS60158582A (de)
CA (1) CA1235731A (de)
DE (1) DE3485226D1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4638397A (en) * 1984-12-21 1987-01-20 Xerox Corporation Self-biased scorotron and control therefor
US4739363A (en) * 1985-03-26 1988-04-19 Canon Kabushiki Kaisha Image forming apparatus
US4725731A (en) * 1986-07-02 1988-02-16 Xerox Corporation Photoreceptor deletion control by utilization of corona wind
US4725732A (en) * 1986-07-02 1988-02-16 Xerox Corporation Pin corotron and scorotron assembly
US4963738A (en) * 1986-12-22 1990-10-16 Xerox Corporation Flat comb-like scorotron charging device
US4792680A (en) * 1987-01-12 1988-12-20 Xerox Corporation Corona device having a beryllium copper screen
US4841146A (en) * 1987-08-03 1989-06-20 Xerox Corporation Self-cleaning scorotron with focused ion beam
US4775915A (en) * 1987-10-05 1988-10-04 Eastman Kodak Company Focussed corona charger
US4910400A (en) * 1987-10-23 1990-03-20 Eastman Kodak Company Programmable focussed corona charger
US4868611A (en) * 1987-12-10 1989-09-19 Xerox Corporation Highlight color imaging with first image neutralization using a scorotron
US4899186A (en) * 1989-06-19 1990-02-06 Xerox Corporation Ionographic device with pin array coronode
US5105223A (en) * 1991-05-01 1992-04-14 Xerox Corporation Screened blade scorotron
DE69317071T2 (de) * 1992-06-04 1998-08-20 Sharp Kk Lader
JP2810590B2 (ja) * 1992-06-26 1998-10-15 シャープ株式会社 帯電装置
US6208499B1 (en) 1993-07-12 2001-03-27 Minolta Co., Ltd. Corona discharge device
US5466938A (en) * 1993-09-30 1995-11-14 Minolta Co., Ltd. Corona discharge device
WO1996013085A1 (de) * 1994-10-19 1996-05-02 Haug Gmbh & Co. Kg Vorrichtung zum aufbringen unipolarer elektrischer ladungen
US5907468A (en) * 1994-10-19 1999-05-25 Haug Gmbh & Co. Kg Device for applying unipolar electrical charges to a moving electrically-insulated surface using a corona electrode
JP2007241244A (ja) * 2006-02-13 2007-09-20 Sharp Corp 帯電装置、画像形成装置、および帯電方法
US7647014B2 (en) * 2006-02-13 2010-01-12 Sharp Kabushiki Kaisha Pretransfer charging device and image forming apparatus including same
CN100485542C (zh) * 2006-02-13 2009-05-06 夏普株式会社 带电装置、图像形成装置
DE102007046610B4 (de) * 2007-09-28 2009-06-10 OCé PRINTING SYSTEMS GMBH Vorrichtung zur Einstellung des elektrischen Potentials bei einem bewegten bandförmigen Träger aus halbleiterfähigem Material für Farbpartikel bei einem elektrografischen Druck- oder Kopiergerät
US20130343781A1 (en) * 2012-06-20 2013-12-26 Xerox Corporation Titanium scorotron grid

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588699A (en) * 1943-08-27 1952-03-11 Chester F Carlson Electrophotographic apparatus
US2777957A (en) * 1950-04-06 1957-01-15 Haloid Co Corona discharge device
US2970906A (en) * 1955-08-05 1961-02-07 Haloid Xerox Inc Xerographic plate and a process of copy-making
US2836725A (en) * 1956-11-19 1958-05-27 Haloid Co Corona charging device
US3396308A (en) * 1965-07-02 1968-08-06 Eastman Kodak Co Web treating device
US3456109A (en) * 1966-11-07 1969-07-15 Addressograph Multigraph Method and means for photoelectrostatic charging
US3691373A (en) * 1970-04-20 1972-09-12 First City National Bank Of Ho Corona device
US3959690A (en) * 1972-03-20 1976-05-25 Hoechst Aktiengesellschaft Corona discharge element
US3902715A (en) * 1972-08-30 1975-09-02 Xerox Corp Sheet registration for paper handling apparatus
GB1451647A (de) * 1973-12-21 1976-10-06
SE415300B (sv) * 1975-07-14 1980-09-22 Xerox Corp Anordning for kronaurladdning
JPS5252641A (en) * 1975-10-25 1977-04-27 Mita Ind Co Ltd Corona discharge device
JPS5343537A (en) * 1976-10-01 1978-04-19 Olympus Optical Co Ltd Corona charger
US4156141A (en) * 1978-01-16 1979-05-22 Pitney-Bowes, Inc. Corona wire damage control resistor
FR2415528A1 (fr) * 1978-01-25 1979-08-24 Cellophane Sa Amelioration aux procedes de fabrication de films par placage electrostatique
JPS5577761A (en) * 1978-12-07 1980-06-11 Canon Inc Corona discharger
US4322156A (en) * 1979-08-14 1982-03-30 Tokyo Shibaura Denki Kabushiki Kaisha Charging apparatus for copying machine

Also Published As

Publication number Publication date
EP0147985A3 (en) 1987-07-01
JPS60158582A (ja) 1985-08-19
CA1235731A (en) 1988-04-26
EP0147985B1 (de) 1991-10-30
US4591713A (en) 1986-05-27
EP0147985A2 (de) 1985-07-10

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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