JPS59166239U - 複写機の原稿サイズ検知装置 - Google Patents

複写機の原稿サイズ検知装置

Info

Publication number
JPS59166239U
JPS59166239U JP1983060019U JP6001983U JPS59166239U JP S59166239 U JPS59166239 U JP S59166239U JP 1983060019 U JP1983060019 U JP 1983060019U JP 6001983 U JP6001983 U JP 6001983U JP S59166239 U JPS59166239 U JP S59166239U
Authority
JP
Japan
Prior art keywords
document
detection device
size detection
original size
copy machine
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
JP1983060019U
Other languages
English (en)
Inventor
晴雄 西山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP1983060019U priority Critical patent/JPS59166239U/ja
Priority to US06/594,729 priority patent/US4511246A/en
Priority to DE3414541A priority patent/DE3414541C2/de
Publication of JPS59166239U publication Critical patent/JPS59166239U/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
    • G03G15/607—Apparatus which relate to the handling of originals for detecting size, presence or position of original

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Facsimiles In General (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図は本考案の原稿サイズ検知装置の一具体例を示す
複写機の原稿載置部の側断面図、第２図は第１図におけ
る斜視図、第３図は原稿の有無検出にかかる電気回路の
一例を示す回路図、第４図は原稿サイズ検知にかかる論
理回路図である。 １：原稿台、２：原稿カバー、４：原稿、４．　４ａ。 ４ｂ、　　４Ｃ：センサー、５：反射板、４１．４１ａ
。 ４１ｂ、４１Ｃ：センサー、４２．４２ａ、４２ｂ。 ４２Ｃ：受光素子、９；比較器、Ａａ〜Ａｄ：各原稿サ
イズ検知信号を出力するアンドゲート。 第３図 １ｄ ６　　　４１　　　　　　　　　　　　？第４図

Claims (1)

    【実用新案登録請求の範囲】
  1. 複写機上部に設けられた原稿台に対し開閉自在に設けら
    れた原稿カバーと、該原稿カバーの像露光領域より外れ
    た部分に設けられ上記原稿カバーの開閉動作に連動する
    反射板と、上記原稿台の下部に載置される原稿サイズに
    応じて夫々設けられ上記反射シートに光を反射する癲光
    素子及び上記反射板の反射光を受光する受光素子から成
    るセンサーと、該センサーからの出力による原稿の有無
    検出信号を基に原稿サイズを検知する検知回路とを備え
    たことを特徴とする複写機の原稿サイズ検知装置。
JP1983060019U 1983-04-20 1983-04-20 複写機の原稿サイズ検知装置 Pending JPS59166239U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1983060019U JPS59166239U (ja) 1983-04-20 1983-04-20 複写機の原稿サイズ検知装置
US06/594,729 US4511246A (en) 1983-04-20 1984-03-29 Size detecting device of a copy document suitable for electrophotographic copying machine
DE3414541A DE3414541C2 (de) 1983-04-20 1984-04-17 Einrichtung für Kopiergeräte zur Ermittlung des Formats einer zu kopierenden Vorlage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983060019U JPS59166239U (ja) 1983-04-20 1983-04-20 複写機の原稿サイズ検知装置

Publications (1)

Publication Number Publication Date
JPS59166239U true JPS59166239U (ja) 1984-11-07

Family

ID=13129927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983060019U Pending JPS59166239U (ja) 1983-04-20 1983-04-20 複写機の原稿サイズ検知装置

Country Status (3)

Country Link
US (1) US4511246A (ja)
JP (1) JPS59166239U (ja)
DE (1) DE3414541C2 (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4541713A (en) * 1983-01-19 1985-09-17 Konishiroku Photo Industry Co., Ltd. Document size-detecting device of copying machine
JPS60196063A (ja) * 1984-03-19 1985-10-04 Ricoh Co Ltd 書画情報読取装置
US4645328A (en) * 1984-07-18 1987-02-24 Sanyo Electric Co., Ltd Apparatus for scanning an original
US4702589A (en) * 1985-07-04 1987-10-27 Minolta Camera Kabushiki Kaisha Copying machine that copies halves of a document on different recording medium surfaces
EP0220022B1 (en) * 1985-10-08 1991-06-05 Sharp Kabushiki Kaisha Document size detection apparatus
JPS62191842A (ja) * 1986-02-18 1987-08-22 Sharp Corp 画像形成装置
US4796056A (en) * 1986-03-10 1989-01-03 Minolta Camera Kabushiki Kaisha Electrophotographic copying machine having an automatic paper selecting function
JPH0792592B2 (ja) * 1987-10-30 1995-10-09 シャープ株式会社 原稿検知装置
DE3786888T2 (de) * 1986-11-26 1994-02-17 Sharp Kk Detektor zum Abtasten der Grösse eines Dokuments für ein Kopiergerät.
EP0306955B1 (en) * 1987-09-08 1993-12-01 Sharp Kabushiki Kaisha Original document size detecting arrangement
JPH03150550A (ja) * 1989-11-08 1991-06-26 Ricoh Co Ltd 原稿サイズ検知装置
US5017963A (en) * 1990-05-07 1991-05-21 Xerox Corporation Image input device providing background detection arrangement
JPH0466969A (ja) * 1990-07-03 1992-03-03 Minolta Camera Co Ltd 複写機
JPH04229850A (ja) * 1990-10-12 1992-08-19 Ricoh Co Ltd 複写装置
EP0578235B1 (en) * 1992-07-10 1998-10-07 Sharp Kabushiki Kaisha Document-size detection system for use in a document reader
US5258812A (en) * 1992-07-27 1993-11-02 Eastman Kodak Company Method and mechanism for document size determination using an advanceable document background member
DE4443188A1 (de) * 1994-12-05 1996-06-13 Koerperich Andreas Anlegehilfe für eine Vorlage an ein Kopiergerät
US6377339B1 (en) 1999-03-29 2002-04-23 Sharp Laboratories Of America, Inc. Document imaging system incorporating a selectively opaque/transparent liquid crystal platen
JP2002228764A (ja) * 2001-02-02 2002-08-14 Fuji Photo Film Co Ltd 透光性シート体検出装置
US7777920B2 (en) * 2006-02-28 2010-08-17 Toshiba Tec Kabushiki Kaisha Image copier and image copying method
US20070273935A1 (en) * 2006-05-24 2007-11-29 Kabushiki Kaisha Toshiba Image Reading Apparatus, MFP, and Document Detecting Method
JP4374003B2 (ja) * 2006-08-08 2009-12-02 シャープ株式会社 原稿サイズ検知装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5662274A (en) * 1979-10-24 1981-05-28 Konishiroku Photo Ind Co Ltd Original size detector of copying machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689143A (en) * 1970-12-28 1972-09-05 Xerox Corp Reproducing machine
JPS5622424A (en) * 1979-08-01 1981-03-03 Konishiroku Photo Ind Co Ltd Original size detecting unit of copying machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5662274A (en) * 1979-10-24 1981-05-28 Konishiroku Photo Ind Co Ltd Original size detector of copying machine

Also Published As

Publication number Publication date
DE3414541C2 (de) 1986-09-04
DE3414541A1 (de) 1984-10-25
US4511246A (en) 1985-04-16

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