DE68912898D1 - Vorlagen-Detektorvorrichtung zur Ermittlung der Grösse einer Vorlage. - Google Patents

Vorlagen-Detektorvorrichtung zur Ermittlung der Grösse einer Vorlage.

Info

Publication number
DE68912898D1
DE68912898D1 DE89121539T DE68912898T DE68912898D1 DE 68912898 D1 DE68912898 D1 DE 68912898D1 DE 89121539 T DE89121539 T DE 89121539T DE 68912898 T DE68912898 T DE 68912898T DE 68912898 D1 DE68912898 D1 DE 68912898D1
Authority
DE
Germany
Prior art keywords
original
determining
size
detector device
original detector
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 - Lifetime
Application number
DE89121539T
Other languages
English (en)
Other versions
DE68912898T2 (de
Inventor
Toshihisa - Matsuo
Toshio Yamagishi
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
Priority claimed from JP63294966A external-priority patent/JPH07119932B2/ja
Priority claimed from JP29675288A external-priority patent/JPH02141776A/ja
Application filed by Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE68912898D1 publication Critical patent/DE68912898D1/de
Publication of DE68912898T2 publication Critical patent/DE68912898T2/de
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
    • G03G15/60—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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/62—Holders for the original
    • G03B27/6207—Holders for the original in copying cameras
    • G03B27/625—Apparatus which relate to the handling of originals, e.g. presence detectors, inverters
    • 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
    • G03G2215/00172—Apparatus for electrophotographic processes relative to the original handling
    • G03G2215/00177—Apparatus for electrophotographic processes relative to the original handling for scanning
    • G03G2215/00181—Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion
    • G03G2215/00185—Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion original at rest

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE68912898T 1988-11-22 1989-11-21 Vorlagen-Detektorvorrichtung zur Ermittlung der Grösse einer Vorlage. Expired - Lifetime DE68912898T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63294966A JPH07119932B2 (ja) 1988-11-22 1988-11-22 原稿検知装置
JP29675288A JPH02141776A (ja) 1988-11-24 1988-11-24 原稿検知装置

Publications (2)

Publication Number Publication Date
DE68912898D1 true DE68912898D1 (de) 1994-03-17
DE68912898T2 DE68912898T2 (de) 1994-08-18

Family

ID=26560064

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68912898T Expired - Lifetime DE68912898T2 (de) 1988-11-22 1989-11-21 Vorlagen-Detektorvorrichtung zur Ermittlung der Grösse einer Vorlage.

Country Status (3)

Country Link
US (1) US4954846A (de)
EP (1) EP0370475B1 (de)
DE (1) DE68912898T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02296234A (ja) * 1989-05-11 1990-12-06 Minolta Camera Co Ltd 原稿サイズ検出装置
US5126580A (en) * 1989-12-14 1992-06-30 Kabushiki Kaisha Toshiba Paper size detecting apparatus
US5075731A (en) * 1990-03-13 1991-12-24 Sharp Kabushiki Kaisha Transfer roller device
JPH03282563A (ja) * 1990-03-30 1991-12-12 Toshiba Corp 画像形成装置
JP2856561B2 (ja) * 1991-03-29 1999-02-10 シャープ株式会社 後処理装置付画像形成装置
JPH04372806A (ja) * 1991-06-24 1992-12-25 Mita Ind Co Ltd 原稿サイズ検知装置
EP0578235B1 (de) * 1992-07-10 1998-10-07 Sharp Kabushiki Kaisha Dokumentengrösseerkennungssystem zu verwenden in einem Dokumentenleser
JP2978371B2 (ja) * 1993-07-09 1999-11-15 シャープ株式会社 原稿検知装置及びその原稿検知装置を備えた複写装置
US5693933A (en) * 1993-09-28 1997-12-02 Minolta Co., Ltd. Device for dtecting the size of an original document in a document reader
KR0143099B1 (ko) * 1995-05-10 1998-08-17 김광호 전자복사기의 수동트레이 카피시 광원제어방법
KR0159724B1 (ko) * 1996-06-05 1999-05-01 김광호 용지폭에 따른 축소인자방법과 시리얼 프린터
JP3491868B2 (ja) * 1996-07-20 2004-01-26 株式会社リコー 原稿検知装置
JP2000201261A (ja) 1998-10-28 2000-07-18 Fujitsu Ltd 画像読取装置
US6464414B1 (en) 2000-03-21 2002-10-15 Lexmark International, Inc. Print media sensor adjustment mechanism
US7554698B2 (en) * 2000-09-15 2009-06-30 Sharp Laboratories Of America, Inc. Robust document boundary determination
US6987880B2 (en) * 2001-03-22 2006-01-17 Sharp Laboratories Of America, Inc. Efficient document boundary determination
US7161706B2 (en) * 2001-03-30 2007-01-09 Sharp Laboratories Of America, Inc. System for improving digital coplers and multifunction peripheral devices
JP3883500B2 (ja) * 2002-02-06 2007-02-21 株式会社リコー シート状媒体の幅検知装置
US6794669B2 (en) 2002-07-24 2004-09-21 Lexmark International, Inc. Media sensing apparatus for detecting an absence of print media
US6791100B2 (en) * 2002-08-19 2004-09-14 Eastman Kodak Company Object detection using code-modulated light beam
US6900449B2 (en) * 2003-01-15 2005-05-31 Lexmark International Inc. Media type sensing method for an imaging apparatus
US7205561B2 (en) * 2004-03-29 2007-04-17 Lexmark International, Inc. Media sensor apparatus using a two component media sensor for media absence detection
US7593144B2 (en) * 2005-06-28 2009-09-22 Xerox Corporation Controlling scanning and copying devices through implicit gestures
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
JP5473355B2 (ja) * 2008-03-18 2014-04-16 キヤノン株式会社 原稿読取装置
US9036223B2 (en) * 2008-11-13 2015-05-19 Hewlett-Packard Development Company, L.P. Systems and methods for edge detection during an imaging operation
US8988743B2 (en) * 2010-10-14 2015-03-24 Kabushiki Kaisha Toshiba Document detecting apparatus, image forming apparatus and document detecting method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5710171A (en) * 1980-06-20 1982-01-19 Ricoh Co Ltd Original size detecting method of copying machine
US4368406A (en) * 1980-12-29 1983-01-11 Ford Motor Company Lamp dimmer control with integral ambient sensor
US4514727A (en) * 1982-06-28 1985-04-30 Trw Inc. Automatic brightness control apparatus
US4572650A (en) * 1982-10-25 1986-02-25 Sharp Kabushiki Kaisha Size detecting device of a copy document suitable for electrophotographic copying machine
JPS59189278A (ja) * 1983-03-23 1984-10-26 橋本電機工業株式会社 ウイケツト型平板乾燥機
JPS6142647A (ja) * 1984-08-06 1986-03-01 Sharp Corp １／２サイズ複写用紙選択機能を有する複写機
US4658129A (en) * 1985-07-25 1987-04-14 Fan Jenn Kang Photoelectric control device which detects changes in light intensity
EP0220022B1 (de) * 1985-10-08 1991-06-05 Sharp Kabushiki Kaisha Vorrichtung zum Abtasten der Grösse eines Dokuments

Also Published As

Publication number Publication date
US4954846A (en) 1990-09-04
DE68912898T2 (de) 1994-08-18
EP0370475A3 (de) 1992-03-11
EP0370475B1 (de) 1994-02-02
EP0370475A2 (de) 1990-05-30

Similar Documents

Publication Publication Date Title
DE68912898D1 (de) Vorlagen-Detektorvorrichtung zur Ermittlung der Grösse einer Vorlage.
DE68915794D1 (de) Gerät zur Lageermittlung.
DE3579144D1 (de) Vorrichtung zur ermittlung der position.
DE58902531D1 (de) Fuellstandsmessgeraet.
DE69100195D1 (de) Geraet zur kursbestimmung.
DE69012837T2 (de) Messgerät.
DE69001445T2 (de) Maehvorrichtung.
DE68908094T2 (de) Teilchenmessvorrichtung.
DE58903084D1 (de) Vorrichtung zur abstandsmessung.
DE3852946D1 (de) Immuno-Agglutinationsmessgerät.
DE69024016T2 (de) Messvorrichtung.
DE3583591D1 (de) Geraet zur positionsbestimmung.
DE69019212D1 (de) Strahlungsmessvorrichtung.
DE69015694D1 (de) Gerät zur Prüfung der Leberfunktion.
DE69121216T2 (de) Gerät zur Richtungsbestimmung
DE69020953T2 (de) Röntgenstrahlungsmessgerät.
DE3673377D1 (de) Geraet zur pruefung der sehschaerfe.
DE68908430T2 (de) Messgerät.
DE3787466D1 (de) Gerät zur untersuchung der leberfunktion.
DE3485931T2 (de) Einrichtung zur entfernungsmessung.
IT8321746V0 (it) Procedimento e dispositivo per misurare filettature.
DE69011482D1 (de) Füllstands-Messeinrichtung.
DE3481217D1 (de) Vorrichtung zur digitalen winkelmessung.
DE68919141D1 (de) Detektorvorrichtung zur Messung der Abweichung der Scharfeinstellung.
DE69028228D1 (de) Gerät zur Fokussierungsbestimmung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN