JPH0318547U - - Google Patents

Info

Publication number
JPH0318547U
JPH0318547U JP1988129565U JP12956588U JPH0318547U JP H0318547 U JPH0318547 U JP H0318547U JP 1988129565 U JP1988129565 U JP 1988129565U JP 12956588 U JP12956588 U JP 12956588U JP H0318547 U JPH0318547 U JP H0318547U
Authority
JP
Japan
Prior art keywords
cleaner
corona wire
corona
support member
notch
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.)
Granted
Application number
JP1988129565U
Other languages
English (en)
Other versions
JPH0723805Y2 (ja
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 filed Critical
Priority to JP1988129565U priority Critical patent/JPH0723805Y2/ja
Priority to US07/288,277 priority patent/US4864363A/en
Publication of JPH0318547U publication Critical patent/JPH0318547U/ja
Application granted granted Critical
Publication of JPH0723805Y2 publication Critical patent/JPH0723805Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G15/0258—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices provided with means for the maintenance of the charging apparatus, e.g. cleaning devices, ozone removing devices G03G15/0225, G03G15/0291 takes precedence
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)

Description

【図面の簡単な説明】
第１図は本考案によるコロナ放電器の平面図、
第２図はその側断面図、第３図はその横断面図、
第４図はクリーナ駆動モータの制御回路のブロツ
ク図である。 １……コロナワイヤ、２，３……エンドブロツ
ク、４……シールドケース、５，６……クリーナ
支持部材、７……送りねじ、８……駆動モータ、
１０……軸受部材、１１……ワイヤテンシヨンス
プリング、１３，１４……クリーニングパツド、
１５，１６……コイルスプリング。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 樋状のシールド部材と、その両端に設けら
    れたエンドブロツク間に張設されたコロナワイヤ
    とを有するコロナ放電器の前記コロナワイヤの清
    掃装置において、上記シールド部材には開口と反
    対側に概ね全長に亙つて延びる一定幅の切欠き、
    この切欠きの外側に該コロナ放電器に沿つて両端
    を回転自在に支持された送りねじ、該送りねじと
    螺合する雌ねじ部を有し、上記シールド部材に設
    けられた上記切欠きを貫通し先端部に上記コロナ
    ワイヤに互いに反対側から接するクリーナパツド
    を有し、送りねじの軸方向に相接する１対のクリ
    ーナ支持部材を有し、該クリーナ支持部材は夫々
    に保持されるクリーナパツドのコロナワイヤによ
    る反発弾性力により上記切欠きの一方の縁に当接
    して直立状態を保持し、２つのクリーナパツドの
    面がコロナワイヤを自然に張力により延びた状態
    よりも互いに反対側に押し込んでコロナワイヤに
    圧接しながら往復運動を行なつてコロナワイヤを
    清掃することを特徴とするコロナ放電器の清掃装
    置。 (2) さらに、上記のクリーナ支持部材の送りね
    じによる移動範囲の両端部に送りねじ軸支部材の
    クリーナ支持部材に対向する側に弾性部材を設け
    、これを介してクリーナ支持部材が弾発的に軸支
    部材に衝接するようにしたことを特徴とする請求
    項１に記載のコロナ放電器の清掃装置。 (3) さらに、クリーナ支持部材のホームポジシ
    ヨンとなる側の端部で上記の切欠きの幅を連続的
    に拡げ、拡げられた切欠き側縁との間に上記クリ
    ーナ支持部材が摺動可能な間隔を保持してエンド
    ブロツクに先端の尖つた突出部を設け、ホームポ
    ジシヨンにおいて拡げられた部分の切欠きの縁と
    上記突出部の縁とで位置決めされるクリーナ支持
    部材に設けられたクリーナパツドがコロナワイヤ
    に当接しないことを特徴とする請求項１に記載の
    コロナ放電器の清掃装置。
JP1988129565U 1987-12-23 1988-10-04 コロナ放電器の清掃装置 Expired - Lifetime JPH0723805Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988129565U JPH0723805Y2 (ja) 1987-12-23 1988-10-04 コロナ放電器の清掃装置
US07/288,277 US4864363A (en) 1987-12-23 1988-12-22 Cleaning device for a corona discharger

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP19394687 1987-12-23
JP19394587 1987-12-23
JP62-193946 1987-12-23
JP19394787 1987-12-23
JP62-193947 1987-12-23
JP62-193945 1987-12-23
JP1988129565U JPH0723805Y2 (ja) 1987-12-23 1988-10-04 コロナ放電器の清掃装置

Publications (2)

Publication Number Publication Date
JPH0318547U true JPH0318547U (ja) 1991-02-22
JPH0723805Y2 JPH0723805Y2 (ja) 1995-05-31

Family

ID=27471466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988129565U Expired - Lifetime JPH0723805Y2 (ja) 1987-12-23 1988-10-04 コロナ放電器の清掃装置

Country Status (2)

Country Link
US (1) US4864363A (ja)
JP (1) JPH0723805Y2 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0816810B2 (ja) * 1989-09-29 1996-02-21 キヤノン株式会社 コロナ放電装置
US5140367A (en) * 1990-07-23 1992-08-18 Station Eight, Inc. Method and apparatus for rewiring corona wire cartridge
US5181069A (en) * 1990-07-23 1993-01-19 Station Eight, Inc. Method and apparatus for rewiring corona wire cartridge
JP2769251B2 (ja) * 1991-05-24 1998-06-25 キヤノン株式会社 画像形成装置
US5499086A (en) * 1992-07-17 1996-03-12 Hitachi, Ltd. Belt type transfer device for electrophotographic apparatus
US5392099A (en) * 1992-09-25 1995-02-21 Mita Industrial Co., Ltd. Image forming apparatus having cleaning member for cleaning charging wire
US5572293A (en) * 1993-10-14 1996-11-05 Ricoh Company, Ltd. Method of and system for cleaning a charge inducing member
US5485255A (en) * 1994-08-31 1996-01-16 Eastman Kodak Company Automatic cleaning mechanism for a corona charger using cleaning pad
KR0134699B1 (ko) * 1994-12-27 1998-04-30 김광호 전자사진방식 화상형성장치에서의 대전기 청소장치
US5594532A (en) * 1995-03-15 1997-01-14 Dataproducts Corporation Cartridge, cartridge cleaning apparatus and method for cleaning a corona wire
JP4299415B2 (ja) * 1999-10-15 2009-07-22 株式会社リコー 電子写真印刷装置のコロナ放電装置
CN1480798A (zh) * 2002-05-27 2004-03-10 ������������ʽ���� 图像形成装置
US6963705B2 (en) * 2003-09-23 2005-11-08 Xerox Corporation Control system for wiping a corona wire in a xerographic printer
US20070062211A1 (en) * 2005-09-22 2007-03-22 Anderson Viktor J Coil cleaner and method of operating a coil cleaner
US7769313B2 (en) * 2006-07-21 2010-08-03 Sharp Kabushiki Kaisha Charging device and image forming apparatus
US7715749B2 (en) * 2006-09-14 2010-05-11 Xerox Corporation Charge corotron auto-cleaner device
WO2008091942A2 (en) * 2007-01-24 2008-07-31 Ventiva, Inc. Method and device to prevent dust agglomeration on corona electrodes
US7738811B2 (en) * 2007-10-03 2010-06-15 Xerox Corporation Corona charging device cleaner
JP5308655B2 (ja) * 2007-12-10 2013-10-09 京セラドキュメントソリューションズ株式会社 画像形成装置
JP2017203872A (ja) * 2016-05-11 2017-11-16 シャープ株式会社 帯電器の清掃機構、及び画像形成装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3840744A (en) * 1973-06-18 1974-10-08 Scm Corp Apparatus for cleaning a corona discharge strand
JPS60249169A (ja) * 1984-05-24 1985-12-09 Canon Inc コロナ放電器のクリ−ニング装置

Also Published As

Publication number Publication date
US4864363A (en) 1989-09-05
JPH0723805Y2 (ja) 1995-05-31

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