JPS63120261U - - Google Patents

Info

Publication number
JPS63120261U
JPS63120261U JP1987012253U JP1225387U JPS63120261U JP S63120261 U JPS63120261 U JP S63120261U JP 1987012253 U JP1987012253 U JP 1987012253U JP 1225387 U JP1225387 U JP 1225387U JP S63120261 U JPS63120261 U JP S63120261U
Authority
JP
Japan
Prior art keywords
light
forming apparatus
image forming
optical path
path length
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.)
Pending
Application number
JP1987012253U
Other languages
English (en)
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 JP1987012253U priority Critical patent/JPS63120261U/ja
Priority to US07/149,526 priority patent/US4847642A/en
Priority to DE3850788T priority patent/DE3850788T2/de
Priority to EP88300790A priority patent/EP0277036B1/en
Publication of JPS63120261U publication Critical patent/JPS63120261U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/50—Picture reproducers
    • H04N1/506—Reproducing the colour component signals picture-sequentially, e.g. with reproducing heads spaced apart from one another in the subscanning direction
    • 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
    • G03G15/0142—Structure of complete machines
    • G03G15/0178—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image
    • G03G15/0194—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image primary transfer to the final recording medium
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • G06K15/129—Colour printing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/113—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors
    • H04N1/1135—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors for the main-scan only
    • 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
    • G03G15/0142—Structure of complete machines
    • G03G15/0178—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image
    • G03G15/0189—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image primary transfer to an intermediate transfer belt
    • 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
    • G03G2215/01—Apparatus for electrophotographic processes for producing multicoloured copies
    • G03G2215/0103—Plural electrographic recording members
    • G03G2215/0119—Linear arrangement adjacent plural transfer points

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Laser Beam Printer (AREA)
  • Color Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係る画像形成装置の一実施例
を示す構成図、第２図は本実施例の要部斜視図、
第３図ａ，ｂ，ｃは各々転写材の画像ずれを示す
説明図、第４図ａ，ｂ，ｃは各々画像ずれの調整
手順を示す説明図、第５図は本考案の他の実施例
を示す要部斜視図、第６図ａ，ｂは各々本考案の
さらに他の実施例を示す要部斜視図、第７図、第
８図は本考案の他の実施例を示す構成図、第９図
乃至第１４図は従来例を示すもので、第９図は構
成図、第１０図ａ，ｂ，ｃ，ｄは各々画像ずれを
示す説明図、第１１図ａ，ｂ，ｃは光走査手段の
位置ずれによる画像ずれの説明図、第１２図ａ，
ｂ，ｃは感光ドラムの軸のずれによる画像ずれの
説明図、第１３図は光路長誤差を示す説明図、第
１４図は光路長誤差による倍率誤差を示す説明図
である。 符号の説明、１Ｙ，１Ｍ，１Ｃ，１ＢＫ…感光
ドラム（像担持体）、３Ｙ，３Ｍ，３Ｃ，３ＢＫ
…走査光学装置（光走査手段）、２４Ｙ，２４Ｍ
，２４Ｃ，２４ＢＫ…反射器（光反射手段）、２
２…光源、２７，２８，２９…アクチユエータ（
調整手段）、Ｌ…光ビーム。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 光源からの光ビームを走査し像担持体に照
    射する光走査手段を複数配設した画像形成装置に
    おいて、前記複数の光走査手段が照射する各々の
    光ビームの光路上に少なくとも一対の反射鏡を有
    する光反射手段を備え、これら光反射手段の位置
    を調整手段により各々独立に調整可能としたこと
    を特徴とする画像形成装置。 (2) 前記光反射手段が反射面を互いに略直角に
    対向配置した一対の反射鏡より成ることを特徴と
    する実用新案登録請求の範囲第１項記載の画像形
    成装置。 (3) 前記光反射手段の位置を調整する調整手段
    が、前記光走査手段から前記像担持体までの光路
    長を補正する光路長補正手段と前記像担持体上の
    照射位置を補正する照射位置補正手段より成るこ
    とを特徴とする実用新案登録請求の範囲第１項記
    載の画像形成装置。 (4) 前記光路長補正手段と前記照射位置調整手
    段とが駆動手段により各々独立に駆動することを
    特徴とする実用新案登録請求の範囲第３項記載の
    画像形成装置。 (5) 前記光路長補正手段が前記光反射手段を前
    記光走査手段からの光ビームの方向と略平行方向
    に移動させる移動手段であることを特徴とする実
    用新案登録請求の範囲第３項または第４項記載の
    画像形成装置。
JP1987012253U 1987-01-30 1987-01-30 Pending JPS63120261U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1987012253U JPS63120261U (ja) 1987-01-30 1987-01-30
US07/149,526 US4847642A (en) 1987-01-30 1988-01-28 Electrophotographic apparatus
DE3850788T DE3850788T2 (de) 1987-01-30 1988-01-29 Elektrophotographisches Gerät.
EP88300790A EP0277036B1 (en) 1987-01-30 1988-01-29 An electrophotographic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987012253U JPS63120261U (ja) 1987-01-30 1987-01-30

Publications (1)

Publication Number Publication Date
JPS63120261U true JPS63120261U (ja) 1988-08-03

Family

ID=11800200

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987012253U Pending JPS63120261U (ja) 1987-01-30 1987-01-30

Country Status (4)

Country Link
US (1) US4847642A (ja)
EP (1) EP0277036B1 (ja)
JP (1) JPS63120261U (ja)
DE (1) DE3850788T2 (ja)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827315A (en) * 1986-12-16 1989-05-02 Larry Wolfberg Printing press
US5178063A (en) 1986-12-16 1993-01-12 L & C Family Partnership Method and apparatus for automatic numbering of forms on a rotary printing press
US5018808A (en) * 1989-12-26 1991-05-28 Eastman Kodak Company Method and apparatus for beam displacement in a light beam scanner
US5153608A (en) * 1991-09-27 1992-10-06 Xerox Corporation Skew and bow correction system for an image scanner
US5243359A (en) * 1991-12-19 1993-09-07 Xerox Corporation Raster output scanner for a multistation xerographic printing system
US5351070A (en) * 1992-01-24 1994-09-27 Xerox Corporation Single pass color printer having improved process and slow registration
JPH0615880A (ja) * 1992-06-30 1994-01-25 Canon Inc 情報記録装置
US5371526A (en) * 1992-09-22 1994-12-06 Xerox Corporation Raster output scanner for a single pass printing system which separates plural laser beams by wavelength and polarization
US5341158A (en) * 1992-09-22 1994-08-23 Xerox Corporation Raster output scanner for a xerographic printing system having laser diodes arranged in a line parallel to the fast scan direction
US5276463A (en) * 1992-09-22 1994-01-04 Xerox Corporation Raster output scanning arrangement for a printing machine
US5343224A (en) * 1992-09-22 1994-08-30 Xerox Corporation Diode laser multiple output scanning system
US5278589A (en) * 1992-11-04 1994-01-11 Xerox Corporation Single pass color printer
US5325381A (en) * 1992-12-22 1994-06-28 Xerox Corporation Multiple beam diode laser output scanning system
US5347353A (en) * 1993-09-24 1994-09-13 Xerox Corporation Tandem high productivity color architecture using a photoconductive intermediate belt
DE4413238B4 (de) * 1994-04-15 2008-05-15 Anton Rodi Verfahren zum Zu- und Abführen von zu bedruckenden/bedruckten Bogen zu/von mindestens einem Druckwerk einer Bogendruckmaschine
US5543829A (en) * 1994-10-19 1996-08-06 Xerox Corporation Method and apparatus for adjusting the curvature of a folding mirror in a raster scanning system
US5617133A (en) * 1994-10-24 1997-04-01 Xerox Corporation Method and apparatus for adjusting orientation of light beams in a raster scanning system
US5563647A (en) * 1994-10-24 1996-10-08 Xerox Corporation Method and apparatus for reducing differences in image heights of images generated by plural light beams having dissimilar wavelengths
US5627579A (en) * 1994-11-29 1997-05-06 Xerox Corporation Raster scanning optical system and method for adjusting scan line locations on a photoreceptor
US5617132A (en) * 1994-12-01 1997-04-01 Xerox Corporation Method and apparatus for adjusting the pixel placement in a raster output scanner
US5691761A (en) 1994-12-02 1997-11-25 Xerox Corporation Method and apparatus for multi-channel printing in a raster output scanning system
US5854705A (en) * 1997-01-17 1998-12-29 Xerox Corporation Micropositioned laser source for raster output scanners
US6271869B1 (en) * 1998-12-15 2001-08-07 Fuji Xerox Co., Ltd. Multicolor image forming apparatus having adjustable optical members
JP4904617B2 (ja) * 2000-09-11 2012-03-28 コニカミノルタホールディングス株式会社 画像形成装置
JP2004109658A (ja) * 2002-09-19 2004-04-08 Ricoh Co Ltd 光走査装置及び光路調整方法並びに画像形成装置
US20060209171A1 (en) * 2005-03-15 2006-09-21 Kabushiki Kaisha Toshiba Optical beam scanning device and image forming apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604951A (ja) * 1983-06-23 1985-01-11 Ricoh Co Ltd 多色複写機の色ずれ補正方法
JPS61158348A (ja) * 1984-12-29 1986-07-18 Ricoh Co Ltd カラ−複写機
JPS62267773A (ja) * 1986-05-15 1987-11-20 Ricoh Co Ltd レ−ザカラ−プリンタ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5923355A (ja) * 1982-07-29 1984-02-06 Osaka Shiiring Insatsu Kk 多色ラベルの製造装置
JPS5946655A (ja) * 1982-09-09 1984-03-16 Hitachi Ltd カラ−画像記録方法及び記録装置
JPH0613373B2 (ja) * 1983-03-31 1994-02-23 キヤノン株式会社 シート搬送装置
JPS614076A (ja) * 1984-06-18 1986-01-09 Matsushita Electric Ind Co Ltd 多機能複写機
JPS61199374A (ja) * 1985-02-28 1986-09-03 Ricoh Co Ltd ドツト補正のレ−ザプリンタ
EP0478005B1 (en) * 1987-04-28 1995-06-28 Canon Kabushiki Kaisha Multiimage forming apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604951A (ja) * 1983-06-23 1985-01-11 Ricoh Co Ltd 多色複写機の色ずれ補正方法
JPS61158348A (ja) * 1984-12-29 1986-07-18 Ricoh Co Ltd カラ−複写機
JPS62267773A (ja) * 1986-05-15 1987-11-20 Ricoh Co Ltd レ−ザカラ−プリンタ

Also Published As

Publication number Publication date
DE3850788D1 (de) 1994-09-01
EP0277036A2 (en) 1988-08-03
EP0277036A3 (en) 1989-11-02
EP0277036B1 (en) 1994-07-27
DE3850788T2 (de) 1994-12-15
US4847642A (en) 1989-07-11

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