BR9606098A - Aparelho de carregar à cilindro polarizado tendo tensão de entrada de ca limitada - Google Patents

Aparelho de carregar à cilindro polarizado tendo tensão de entrada de ca limitada

Info

Publication number
BR9606098A
BR9606098A BR9606098A BR9606098A BR9606098A BR 9606098 A BR9606098 A BR 9606098A BR 9606098 A BR9606098 A BR 9606098A BR 9606098 A BR9606098 A BR 9606098A BR 9606098 A BR9606098 A BR 9606098A
Authority
BR
Brazil
Prior art keywords
limited
input voltage
charging device
cylinder charging
polarized
Prior art date
Application number
BR9606098A
Other languages
English (en)
Other versions
BR9606098B1 (pt
Inventor
Brendam W Kunzmann
James D Riehle
James M Markovics
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 BR9606098A publication Critical patent/BR9606098A/pt
Publication of BR9606098B1 publication Critical patent/BR9606098B1/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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0208—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus
    • G03G15/0216—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus by bringing a charging member into contact with the member to be charged, e.g. roller, brush chargers
    • 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
    • G03G15/0283—Arrangements for supplying power to the sensitising device

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
BRPI9606098-0A 1995-12-22 1996-12-19 aparelho de carregar a cilindro polarizado tendo tensão de entrada de ca limitada. BR9606098B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/577,893 US5613173A (en) 1995-12-22 1995-12-22 Biased roll charging apparatus having clipped AC input voltage

Publications (2)

Publication Number Publication Date
BR9606098A true BR9606098A (pt) 1998-11-03
BR9606098B1 BR9606098B1 (pt) 2009-08-11

Family

ID=24310565

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9606098-0A BR9606098B1 (pt) 1995-12-22 1996-12-19 aparelho de carregar a cilindro polarizado tendo tensão de entrada de ca limitada.

Country Status (2)

Country Link
US (1) US5613173A (pt)
BR (1) BR9606098B1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6505013B1 (en) * 2000-02-15 2003-01-07 Xerox Corporation System and method for extending the life of a charge receptor in a xerographic printer
US6326111B1 (en) 2000-11-15 2001-12-04 Xerox Corporation Stable charge transport layer dispersion containing polytetrafluoroethylene particles and hydrophobic silica
US6337166B1 (en) 2000-11-15 2002-01-08 Xerox Corporation Wear resistant charge transport layer with enhanced toner transfer efficiency, containing polytetrafluoroethylene particles
US6815345B2 (en) * 2001-10-16 2004-11-09 Hermes-Microvision (Taiwan) Inc. Method for in-line monitoring of via/contact holes etch process based on test structures in semiconductor wafer manufacturing
US6842594B2 (en) * 2002-12-13 2005-01-11 Xerox Corporation Intermittent DC bias charge roll AC cleaning cycle
US6763207B2 (en) * 2002-12-13 2004-07-13 Xerox Corporation Intermittent DC bias charge roll with DC offset voltage
US6807389B2 (en) * 2002-12-13 2004-10-19 Xerox Corporation Bias charge roller with optimally induced AC corona
US6933089B2 (en) * 2002-12-16 2005-08-23 Xerox Corporation Imaging member
US7022445B2 (en) * 2002-12-16 2006-04-04 Xerox Corporation Imaging member
US6797445B2 (en) * 2002-12-16 2004-09-28 Xerox Corporation Imaging member
US20050089346A1 (en) * 2003-10-28 2005-04-28 Xerox Corporation Spaced biased roll charging member having clipped AC input voltage
US7054574B2 (en) * 2003-11-25 2006-05-30 Xerox Corporation Method for charging a photoreceptor to extend the life of a charge receptor in a xerographic printer
US7177572B2 (en) * 2004-06-25 2007-02-13 Xerox Corporation Biased charge roller with embedded electrodes with post-nip breakdown to enable improved charge uniformity
US7232634B2 (en) * 2004-09-30 2007-06-19 Xerox Corporation Imaging member
US7215908B2 (en) * 2005-03-30 2007-05-08 Xerox Corporation Non-contact bias charge roll biased with burst modulation waveform
US8249488B2 (en) * 2010-02-17 2012-08-21 Xerox Corporation Bias charge roller comprising overcoat layer
US8086142B2 (en) * 2010-02-17 2011-12-27 Xerox Corporation Bias charge roller comprising overcoat layer
US20110201485A1 (en) * 2010-02-17 2011-08-18 Xerox Corporation Bias charge roller comprising overcoat layer
US8396404B2 (en) 2010-08-26 2013-03-12 Xerox Corporation Image transfer nip method and apparatus using constant current controls
US9170518B2 (en) 2010-08-26 2015-10-27 Xerox Corporation Method and system for closed-loop control of nip width and image transfer field uniformity for an image transfer system
US9014585B2 (en) 2013-03-15 2015-04-21 Xerox Corporation System and method for detecting bias transfer roll positions using resistance detection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466732A (en) * 1982-06-28 1984-08-21 Xerox Corporation Development system having a bounded electrical bias
GB8426044D0 (en) * 1984-10-15 1984-11-21 Xerox Corp Electrostatographic apparatus
US5253024A (en) * 1988-12-07 1993-10-12 Canon Kabushiki Kaisha Fixing apparatus with rectifier element
JP3262346B2 (ja) * 1991-07-31 2002-03-04 キヤノン株式会社 帯電装置及び帯電装置を有するプロセスカートリッジ又は画像形成装置
JP3134007B2 (ja) * 1991-11-13 2001-02-13 株式会社リコー 画像形成装置
US5412455A (en) * 1992-01-30 1995-05-02 Canon Kabushiki Kaisha Charging device, image forming apparatus and detachably mountable process cartridge having a constant voltage power source feature

Also Published As

Publication number Publication date
BR9606098B1 (pt) 2009-08-11
US5613173A (en) 1997-03-18

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08H Application fees: decision cancelled [chapter 8.8 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1799 DE 20050628 POR TER SIDO APRESENTADA PAPELETA DE ESCLARECIMENTO.

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: ALTERADA A CLASSIFICACAO PARA INT.CL.2008.04 G03G 15/02

Ipc: G03G 15/02 (2008.04)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 11/08/2009, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)