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BR9304957A - Processo e aparelho de criar imagens a tres niveissobre uma superficie retentora de carga durante a operaçao de um aparelho formador deimagens - Google Patents

Processo e aparelho de criar imagens a tres niveissobre uma superficie retentora de carga durante a operaçao de um aparelho formador deimagens

Info

Publication number
BR9304957A
BR9304957A BR9304957A BR9304957A BR9304957A BR 9304957 A BR9304957 A BR 9304957A BR 9304957 A BR9304957 A BR 9304957A BR 9304957 A BR9304957 A BR 9304957A BR 9304957 A BR9304957 A BR 9304957A
Authority
BR
Brazil
Prior art keywords
levels
load
image
surface during
retaining surface
Prior art date
Application number
BR9304957A
Other languages
English (en)
Inventor
Mark A Scheuer
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
Publication of BR9304957A publication Critical patent/BR9304957A/pt

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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105—Details of unit
    • G03G15/0121—Details of unit for developing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0495—Plural charge levels of latent image produced, e.g. trilevel

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Color Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Developing For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
BR9304957A 1992-12-07 1993-12-06 Processo e aparelho de criar imagens a tres niveissobre uma superficie retentora de carga durante a operaçao de um aparelho formador deimagens BR9304957A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US98640092A 1992-12-07 1992-12-07

Publications (1)

Publication Number Publication Date
BR9304957A true BR9304957A (pt) 1994-06-21

Family

ID=25532376

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9304957A BR9304957A (pt) 1992-12-07 1993-12-06 Processo e aparelho de criar imagens a tres niveissobre uma superficie retentora de carga durante a operaçao de um aparelho formador deimagens

Country Status (6)

Country Link
EP (1) EP0601801B1 (pt)
JP (1) JP2778906B2 (pt)
BR (1) BR9304957A (pt)
CA (1) CA2107190C (pt)
DE (1) DE69307111T2 (pt)
MX (1) MX9307527A (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1078688A (ja) * 1996-09-05 1998-03-24 Hitachi Ltd カラー画像形成装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58107555A (ja) * 1981-12-22 1983-06-27 Canon Inc カラ−複写装置
JP2927808B2 (ja) * 1988-03-22 1999-07-28 株式会社日立製作所 静電記録装置とその感光体寿命評価方法
US4879577A (en) * 1988-04-19 1989-11-07 International Business Machines Corporation Method and apparatus for controlling the electrostatic parameters of an electrophotographic reproduction device
US5138378A (en) * 1991-09-05 1992-08-11 Xerox Corporation Electrostatic target recalculation in a xerographic imaging apparatus
US5119131A (en) * 1991-09-05 1992-06-02 Xerox Corporation Electrostatic voltmeter (ESV) zero offset adjustment

Also Published As

Publication number Publication date
EP0601801B1 (en) 1997-01-02
EP0601801A2 (en) 1994-06-15
CA2107190C (en) 1996-10-01
CA2107190A1 (en) 1994-06-08
EP0601801A3 (en) 1995-09-13
JPH06208275A (ja) 1994-07-26
JP2778906B2 (ja) 1998-07-23
DE69307111T2 (de) 1997-07-03
MX9307527A (es) 1994-06-30
DE69307111D1 (de) 1997-02-13

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
HHFF Decision: republication
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 06/12/2013