DE2611503C2 - Elektrostatisches Kopiergerät - Google Patents

Elektrostatisches Kopiergerät

Info

Publication number
DE2611503C2
DE2611503C2 DE19762611503 DE2611503A DE2611503C2 DE 2611503 C2 DE2611503 C2 DE 2611503C2 DE 19762611503 DE19762611503 DE 19762611503 DE 2611503 A DE2611503 A DE 2611503A DE 2611503 C2 DE2611503 C2 DE 2611503C2
Authority
DE
Germany
Prior art keywords
corona
current
corona discharge
measuring
voltage
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
Application number
DE19762611503
Other languages
German (de)
English (en)
Other versions
DE2611503A1 (de
Inventor
Stephen Victor N.Y. Borostyan
Douglas Patrick Webster N.Y. Connolly
Alan Dale Rochester N.Y. Friske
Thomas B. Pittsford N.Y. Michaels
Georg H. Webster N.Y. Place jun.
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
Priority claimed from US05/572,683 external-priority patent/US3950680A/en
Priority claimed from US05/607,746 external-priority patent/US4077709A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of DE2611503A1 publication Critical patent/DE2611503A1/de
Application granted granted Critical
Publication of DE2611503C2 publication Critical patent/DE2611503C2/de
Expired 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
    • G03G15/14—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
    • G03G15/163—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 using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap
    • G03G15/1635—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 using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap the field being produced by laying down an electrostatic charge behind the base or the recording member, e.g. by a corona device
    • G03G15/1645—Arrangements for controlling the amount of charge
    • 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
    • G03G15/0266—Arrangements for controlling the amount of charge

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
DE19762611503 1975-04-28 1976-03-18 Elektrostatisches Kopiergerät Expired DE2611503C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/572,683 US3950680A (en) 1975-04-28 1975-04-28 Electrostatographic diagnostics system
US05/607,746 US4077709A (en) 1975-08-26 1975-08-26 Transfer charge control system

Publications (2)

Publication Number Publication Date
DE2611503A1 DE2611503A1 (de) 1976-11-18
DE2611503C2 true DE2611503C2 (de) 1986-09-04

Family

ID=27075910

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762611503 Expired DE2611503C2 (de) 1975-04-28 1976-03-18 Elektrostatisches Kopiergerät

Country Status (5)

Country Link
JP (1) JPS51131635A (hu)
DE (1) DE2611503C2 (hu)
FR (1) FR2309908A1 (hu)
GB (1) GB1533311A (hu)
NL (1) NL7602999A (hu)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394931A (en) * 1977-01-28 1978-08-19 Ricoh Co Ltd Charging method
JPS53116163A (en) * 1977-03-18 1978-10-11 Canon Inc Electric charger for electrophotography
JPS549631A (en) * 1977-06-22 1979-01-24 Fujitsu Ltd Automatic control system for charging amount
JPS5418746A (en) * 1977-07-12 1979-02-13 Ricoh Co Ltd Destaticizing and separating device
JPS5483839A (en) * 1977-12-16 1979-07-04 Canon Inc Image control
GB2039101B (en) * 1978-08-24 1983-05-25 Canon Kk Control of electrostatic recording apparatus
JPS5535331A (en) * 1978-09-04 1980-03-12 Ricoh Co Ltd Transfer method of electrophotographic copier
DE2849222A1 (de) * 1978-11-13 1980-05-22 Hoechst Ag Verfahren zum elektrostatischen aufladen einer dielektrischen schicht sowie vorrichtung zur durchfuehrung des verfahrens
JPS5640871A (en) * 1979-09-13 1981-04-17 Canon Inc Method and device for electrostatic isolation
JPS5647064A (en) * 1979-09-25 1981-04-28 Konishiroku Photo Ind Co Ltd Discharge quantity controlling method of discharger for electrophotography or electrostatic recording
JPS57182761A (en) * 1981-05-05 1982-11-10 Ricoh Co Ltd Corona discharging device
JPS5825661A (ja) * 1981-08-07 1983-02-15 Ricoh Co Ltd 帯電装置
JPS5972067A (ja) * 1982-10-18 1984-04-23 Toshiba Corp 帯電装置の異常検出装置
EP0109722A1 (en) * 1982-11-19 1984-05-30 N.V. Nederlandsche Apparatenfabriek NEDAP A method and an apparatus for automatically adjusting the potential of a photosensitive layer
JPS59133570A (ja) * 1983-01-20 1984-07-31 Sharp Corp コロナ放電器の異常検出装置
JPS60256163A (ja) * 1984-06-01 1985-12-17 Toshiba Corp 現像装置
DE3444554A1 (de) * 1984-12-06 1986-06-12 Ernst Roederstein Spezialfabrik für Kondensatoren GmbH, 8300 Landshut Schaltungsanordnung zur spannungs- und stromstabilisierung eines hochspannungsgenerators
JPS61190361A (ja) * 1985-02-20 1986-08-25 Toshiba Corp 現像装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE715685A (hu) * 1967-07-06 1968-10-16
US3557368A (en) * 1968-01-25 1971-01-19 Iwatsu Electric Co Ltd Charging device applied for making electrophotography
US3813548A (en) * 1971-01-21 1974-05-28 Xerox Corp Corona generating methods and apparatus therefor
BE794567A (fr) * 1972-01-27 1973-07-26 Xerox Corp Procedes perfectionnes de transfert d'images electrostatiques et appareils de mise en oeuvre de ces procedes
DE2213419A1 (de) * 1972-03-20 1973-10-04 Kalle Ag Verfahren zur verringerung der ozonerzeugung
US3805069A (en) * 1973-01-18 1974-04-16 Xerox Corp Regulated corona generator

Also Published As

Publication number Publication date
FR2309908B1 (hu) 1982-05-14
DE2611503A1 (de) 1976-11-18
FR2309908A1 (fr) 1976-11-26
JPS51131635A (en) 1976-11-16
NL7602999A (nl) 1976-11-01
GB1533311A (en) 1978-11-22

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee