JPH0479844U - - Google Patents

Info

Publication number
JPH0479844U
JPH0479844U JP12473090U JP12473090U JPH0479844U JP H0479844 U JPH0479844 U JP H0479844U JP 12473090 U JP12473090 U JP 12473090U JP 12473090 U JP12473090 U JP 12473090U JP H0479844 U JPH0479844 U JP H0479844U
Authority
JP
Japan
Prior art keywords
document
roller
reading
detection means
reading section
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
JP12473090U
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 JP12473090U priority Critical patent/JPH0479844U/ja
Priority to EP19910120101 priority patent/EP0488138A3/en
Publication of JPH0479844U publication Critical patent/JPH0479844U/ja
Pending 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
    • G03G15/60—Apparatus which relate to the handling of originals
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00591—Conveying sheets before or after scanning from the scanning position
    • H04N1/00594—Conveying sheets before or after scanning from the scanning position along at least a part of the same path as transport to the scanning position
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00599—Using specific components
    • H04N1/00602—Feed rollers
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00684—Object of the detection
    • H04N1/00702—Position
    • H04N1/00705—Position at a plurality of spaced apart locations, e.g. as a sheet is fed through the apparatus
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00729—Detection means
    • H04N1/00734—Optical detectors
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00745—Detecting the leading or trailing ends of a moving sheet
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/0075—Detecting a change in reflectivity
    • 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
    • H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
    • H04N1/00742—Detection methods
    • H04N1/00755—Detecting an interruption of light

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimiles In General (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)

Description

【図面の簡単な説明】
第１図は、この考案にかかる原稿自動戻し装置
の一実施例について、その機構部分の概要を示す
平面図である。第２図は、同機構部分の側面図で
ある。第３図は、同実施例装置の電気的構成を示
すブロツク図である。第４図は、第３図に示され
る演算装置の動作例を示すフローチヤートである
。第５図は、同実施例装置による原稿戻し開始位
置及び原稿戻し終了位置をそれぞれ例示する斜視
図である。第６図は、原稿位置検出手段をマイク
ロスイツチによつて構成する場合の機構部分の概
要を示す側面図である。第７図及び第８図は、原
稿移動方式を採用した原稿読取装置の基本構造を
示す斜視図である。 １……イメージセンサ、２……プラテンローラ
、３……搬送ローラ、４……排出ローラ、３ａ，
４ａ……紙押さえローラ、５１，５２……フオト
センサ、６……演算装置、７……モータ駆動回路
、８……ステツピングモータ、９……マイクロス
イツチ、ＯＰ……原稿。

Claims (1)

  1. 【実用新案登録請求の範囲】 挿入された原稿を読取部に搬送するための搬送
    ローラと、読取部にて読み取られた原稿を送り出
    すための排出ローラとを具える原稿移動式の原稿
    読取装置において、 前記原稿が挿入位置にあることを検出する第１
    の検出手段と、 挿入された原稿の前記読取部による読取が終了
    されたことを検出する第２の検出手段と、 前記第２の検出手段による検出信号に基づいて
    前記搬送ローラ及び排出ローラを逆転制御し、そ
    の後少なくとも前記第１の検出手段による検出信
    号が得られるまで、前記読取部を非能動とすると
    ともに、これら搬送ローラ及び排出ローラの逆転
    制御状態を維持する制御手段と、 を具える原稿自動戻し装置。
JP12473090U 1990-11-27 1990-11-27 Pending JPH0479844U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP12473090U JPH0479844U (ja) 1990-11-27 1990-11-27
EP19910120101 EP0488138A3 (en) 1990-11-27 1991-11-26 Original reader returning the original after reading

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12473090U JPH0479844U (ja) 1990-11-27 1990-11-27

Publications (1)

Publication Number Publication Date
JPH0479844U true JPH0479844U (ja) 1992-07-13

Family

ID=14892691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12473090U Pending JPH0479844U (ja) 1990-11-27 1990-11-27

Country Status (2)

Country Link
EP (1) EP0488138A3 (ja)
JP (1) JPH0479844U (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3516495A (en) * 1994-10-03 1996-04-26 Friedrich Erwin Baumann Process and device for optically reading a document with a scanner and for printing a recording medium with a printer
KR100234432B1 (ko) * 1997-05-08 1999-12-15 윤종용 셔틀 방식 스캔 장치의 프리 스캔 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564974A (en) * 1979-06-25 1981-01-19 Mitsubishi Electric Corp Facsimile equipment
US4743976A (en) * 1985-03-29 1988-05-10 Matsushita Electric Industrial Co., Ltd. Image read apparatus with reciprocating document placing plate
US4961090A (en) * 1989-08-03 1990-10-02 Xerox Corporation Large media proportional copying system

Also Published As

Publication number Publication date
EP0488138A2 (en) 1992-06-03
EP0488138A3 (en) 1992-07-22

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