JP4198667B2 - 画像読取装置および画像形成装置 - Google Patents
画像読取装置および画像形成装置 Download PDFInfo
- Publication number
- JP4198667B2 JP4198667B2 JP2004312734A JP2004312734A JP4198667B2 JP 4198667 B2 JP4198667 B2 JP 4198667B2 JP 2004312734 A JP2004312734 A JP 2004312734A JP 2004312734 A JP2004312734 A JP 2004312734A JP 4198667 B2 JP4198667 B2 JP 4198667B2
- Authority
- JP
- Japan
- Prior art keywords
- reading
- image
- reading sensor
- sensor
- sensors
- 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 - Fee Related
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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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
- H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
- H04N1/0311—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using an array of elements to project the scanned image elements onto the photodetectors
- H04N1/0312—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using an array of elements to project the scanned image elements onto the photodetectors using an array of optical fibres or rod-lenses
-
- 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
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
- H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
- H04N1/0311—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors using an array of elements to project the scanned image elements onto the photodetectors
-
- 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
- H04N1/19—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 multi-element arrays
- H04N1/191—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 multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
- H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
- H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
- H04N1/1934—Combination of arrays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02416—Rotational positioning, i.e. with respect to an axis
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02425—Self-adjusting arrangements, e.g. compensating for temperature fluctuations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02427—Element positioned
- H04N2201/02429—Photodetector element, e.g. CCD array
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02439—Positioning method
- H04N2201/02441—Positioning method using screws
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02439—Positioning method
- H04N2201/02447—Positioning method using elastic means, e.g. springs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04794—Varying the control or compensation during the scan, e.g. using continuous feedback or from line to line
- H04N2201/04796—Varying the sub-scan control during the main-scan, e.g. for correcting skew, tilt or bow of a scanning beam
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Heads (AREA)
- Facsimile Scanning Arrangements (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Description
上述の図8(b)に示す方式は、コストを安く抑えることができるとともに装置の大きさをコンパクトにすることができるが、各読取センサで画像を読み取った後、画像の合成を行う際等の画像処理が複雑になると、熱膨張により読取センサの位置がずれ易いという問題がある。
9 第1読取センサ(読取手段)
11 第2読取センサ(読取手段)
25 一方の接続部材(一方の接続手段)
25b ピン(円柱部材)
26 第1ばね(付勢手段)
27 他方の接続部材(他方の接続手段)
27b 圧接部
31 ベース部
33 支持部
43 第2ばね(付勢手段)
45 調整ネジ(調整部材)
S 原稿
Claims (8)
- 読取手段で読み取った原稿の画像を画像信号に変換する画像読取装置において、
前記読取手段は、長手方向が主走査方向に沿って延在するとともに、主走査方向に離隔し、かつ長手方向の一部が副走査方向に対向するように千鳥状に配置された複数の読取センサから構成されており、
前記各読取センサの対向位置には、それぞれ対向する読取センサに向かって突出する一方の接続手段および他方の接続手段が設けられ、
前記一方の接続手段と前記他方の接続手段とは、付勢手段に付勢されることにより、圧接されることを特徴とする画像読取装置。 - 前記一方の接続手段および他方の接続手段は、前記読取センサに一体的に設けられることを特徴とする請求項1に記載の画像読取装置。
- 前記一方の接続手段および他方の接続手段は、前記読取センサと別体に設けられ、固定手段によって前記読取センサに固定されることを特徴とする請求項1に記載の画像読取装置。
- 前記一方の接続手段と他方の接続手段との圧接位置は、対向する読取センサの読取範囲の繋ぎ目位置に設定されることを特徴とする請求項1〜請求項3の何れか1項に記載の画像読取装置。
- 前記一方の読取センサおよび他方の読取センサの何れか一方が、
前記一方の読取センサおよび他方の読取センサの何れか他方の圧接部に圧接する円柱部材を備えたことを特徴とする請求項1〜請求項4の何れかに記載の画像読取装置。 - 前記読取センサを保持するベース部と、前記ベース部と前記読取センサとを連結する支持部と備え、
前記支持部は、前記ベース部と前記読取センサとを主走査方向および副走査方向に位置調整自在に支持していることを特徴とする請求項1〜請求項5の何れか1項に記載の画像読取装置。 - 前記読取センサを上下方向に回動自在に支持するベース部と、前記ベース部と前記読取センサとの間に設けられ、前記読取センサを前記ベース部方向に付勢する付勢手段と、前記付勢手段の付勢力に抗して前記読取センサを上下方向に押圧調整する調整部材とを備えたことを特徴とする請求項1〜5の何れか1項に記載の画像読取装置。
- 請求項1〜請求項7の何れか1項に記載の画像読取装置を搭載し、記録媒体に画像を形成する画像形成手段を備えたことを特徴とする画像形成装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004312734A JP4198667B2 (ja) | 2003-12-12 | 2004-10-27 | 画像読取装置および画像形成装置 |
US11/002,195 US7636181B2 (en) | 2003-12-12 | 2004-12-03 | Image reading apparatus and image forming apparatus |
DE602004026986T DE602004026986D1 (de) | 2003-12-12 | 2004-12-06 | Bildlesegerät und Bilderzeugungsgerät |
EP04028850A EP1542445B1 (en) | 2003-12-12 | 2004-12-06 | Image reading apparatus and image forming apparatus |
CNB2004101002320A CN100416418C (zh) | 2003-12-12 | 2004-12-13 | 图像读取设备和成像设备 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003414202 | 2003-12-12 | ||
JP2004312734A JP4198667B2 (ja) | 2003-12-12 | 2004-10-27 | 画像読取装置および画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005198254A JP2005198254A (ja) | 2005-07-21 |
JP4198667B2 true JP4198667B2 (ja) | 2008-12-17 |
Family
ID=34525509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004312734A Expired - Fee Related JP4198667B2 (ja) | 2003-12-12 | 2004-10-27 | 画像読取装置および画像形成装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7636181B2 (ja) |
EP (1) | EP1542445B1 (ja) |
JP (1) | JP4198667B2 (ja) |
CN (1) | CN100416418C (ja) |
DE (1) | DE602004026986D1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4769648B2 (ja) * | 2006-06-29 | 2011-09-07 | 株式会社リコー | 光学装置、画像読み取り装置及び画像形成装置 |
US8026939B2 (en) | 2006-12-26 | 2011-09-27 | Kyocera Corporation | Optical printer head and image forming apparatus equipped with the same |
JP2008301443A (ja) * | 2007-06-04 | 2008-12-11 | Ricoh Co Ltd | 画像読取装置及びこれを備えた画像形成装置 |
JP5407675B2 (ja) | 2009-09-03 | 2014-02-05 | 株式会社リコー | 画像読取装置および画像形成装置 |
JP5418257B2 (ja) * | 2010-02-01 | 2014-02-19 | 株式会社リコー | 光書き込み装置及び画像形成装置 |
JP5640551B2 (ja) * | 2010-08-23 | 2014-12-17 | 株式会社リコー | 画像読取装置および画像形成装置 |
JP5648419B2 (ja) * | 2010-10-25 | 2015-01-07 | 株式会社リコー | 画像読取装置および画像形成装置 |
JP6094150B2 (ja) * | 2012-11-02 | 2017-03-15 | セイコーエプソン株式会社 | 搬送装置及び記録装置 |
CN110324511A (zh) * | 2019-07-11 | 2019-10-11 | 广东工业大学 | 一种柔性材料加工设备及其图像扫描装置 |
JP6847314B1 (ja) * | 2020-01-31 | 2021-03-24 | 三菱電機株式会社 | 画像読取装置及び画像読取方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6051816A (ja) * | 1983-08-31 | 1985-03-23 | Toshiba Corp | 読取装置 |
JPS6311462A (ja) | 1986-05-06 | 1988-01-18 | Aisin Seiki Co Ltd | 車輌用盗難防止装置 |
JPS6388403A (ja) | 1986-10-02 | 1988-04-19 | Tokyo Keiki Kk | 道路標示車両用運転標示装置 |
JPS6410777A (en) * | 1987-07-02 | 1989-01-13 | Minolta Camera Kk | Image input device |
JPH0287869A (ja) * | 1988-09-26 | 1990-03-28 | Ricoh Co Ltd | 千鳥配列マルチチツプ型イメージセンサ |
JPH02145866U (ja) * | 1989-05-11 | 1990-12-11 | ||
JPH0310460A (ja) * | 1989-06-07 | 1991-01-18 | Fuji Xerox Co Ltd | 画像読取装置の位置調整方法および装置 |
JPH0491463A (ja) | 1990-08-01 | 1992-03-24 | Mitsubishi Electric Corp | 半導体集積回路のパッケージ |
JP2572307B2 (ja) * | 1990-12-25 | 1997-01-16 | リコーエレメックス株式会社 | 原稿読取装置 |
JP2536775Y2 (ja) * | 1990-12-25 | 1997-05-28 | リコーエレメックス株式会社 | 画像読取装置 |
EP0567179B1 (en) | 1992-04-22 | 1997-01-02 | Agfa-Gevaert N.V. | Optically butted electro-optical components |
JPH05336301A (ja) | 1992-06-02 | 1993-12-17 | Fuji Xerox Co Ltd | 画像読取装置 |
DE69222160T2 (de) * | 1992-06-29 | 1998-02-19 | Oce Tech Bv | Montagestruktur für elektrooptische Vorrichtungen |
JP3734643B2 (ja) * | 1998-07-08 | 2006-01-11 | 株式会社リコー | シート搬送装置、それを備えた画像読取装置及び画像形成装置 |
DE10005490A1 (de) * | 2000-02-08 | 2001-08-16 | Bosch Gmbh Robert | Heizanlage |
JP3784249B2 (ja) * | 2000-10-31 | 2006-06-07 | 株式会社リコー | 光書き込み装置および画像形成装置 |
JP2003008831A (ja) | 2001-06-19 | 2003-01-10 | Ricoh Co Ltd | 画像読取装置 |
JP4137870B2 (ja) * | 2004-10-25 | 2008-08-20 | 株式会社セイコーアイ・インフォテック | 原稿読取りユニット、画像形成装置、及びイメージスキャナ |
-
2004
- 2004-10-27 JP JP2004312734A patent/JP4198667B2/ja not_active Expired - Fee Related
- 2004-12-03 US US11/002,195 patent/US7636181B2/en not_active Expired - Fee Related
- 2004-12-06 DE DE602004026986T patent/DE602004026986D1/de active Active
- 2004-12-06 EP EP04028850A patent/EP1542445B1/en not_active Not-in-force
- 2004-12-13 CN CNB2004101002320A patent/CN100416418C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1542445A1 (en) | 2005-06-15 |
DE602004026986D1 (de) | 2010-06-17 |
JP2005198254A (ja) | 2005-07-21 |
US20050128534A1 (en) | 2005-06-16 |
EP1542445B1 (en) | 2010-05-05 |
CN1627196A (zh) | 2005-06-15 |
US7636181B2 (en) | 2009-12-22 |
CN100416418C (zh) | 2008-09-03 |
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