DE69202960T2 - Verfahren und System zur Steuerung der Tonerzuführung. - Google Patents

Verfahren und System zur Steuerung der Tonerzuführung.

Info

Publication number
DE69202960T2
DE69202960T2 DE69202960T DE69202960T DE69202960T2 DE 69202960 T2 DE69202960 T2 DE 69202960T2 DE 69202960 T DE69202960 T DE 69202960T DE 69202960 T DE69202960 T DE 69202960T DE 69202960 T2 DE69202960 T2 DE 69202960T2
Authority
DE
Germany
Prior art keywords
toner supply
controlling toner
controlling
supply
toner
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
DE69202960T
Other languages
English (en)
Other versions
DE69202960D1 (de
Inventor
Noriko Kawasaki
Akihiko Uematsu
Katsumi Sugimoto
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69202960D1 publication Critical patent/DE69202960D1/de
Publication of DE69202960T2 publication Critical patent/DE69202960T2/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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
    • 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • 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
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00033—Image density detection on recording member
    • G03G2215/00037—Toner image detection
    • G03G2215/00042—Optical detection
DE69202960T 1991-11-11 1992-11-10 Verfahren und System zur Steuerung der Tonerzuführung. Expired - Lifetime DE69202960T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3294465A JPH0812508B2 (ja) 1991-11-11 1991-11-11 トナー補給制御方法

Publications (2)

Publication Number Publication Date
DE69202960D1 DE69202960D1 (de) 1995-07-20
DE69202960T2 true DE69202960T2 (de) 1995-11-02

Family

ID=17808131

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202960T Expired - Lifetime DE69202960T2 (de) 1991-11-11 1992-11-10 Verfahren und System zur Steuerung der Tonerzuführung.

Country Status (4)

Country Link
US (1) US5483328A (de)
EP (1) EP0542502B1 (de)
JP (1) JPH0812508B2 (de)
DE (1) DE69202960T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5682573A (en) * 1995-03-01 1997-10-28 Fuji Xerox Co., Ltd. Image quality control in image forming apparatus
US5734407A (en) * 1995-03-31 1998-03-31 Fuji Xerox Co., Ltd. Image quality control at restart of image forming apparatus
KR0153386B1 (ko) * 1995-08-12 1998-12-15 김광호 화상기록장치의 토너 제어방법
US5933680A (en) * 1996-02-29 1999-08-03 Canon Kabushiki Kaisha Image processing apparatus and method for optimizing an image formation condition
US6081677A (en) * 1996-08-02 2000-06-27 Oce Printing Systems Gmbh Process for optimizing a half-tone reproduction on a photoconductor of electrophotographic printers and copiers
JPH1063048A (ja) * 1996-08-13 1998-03-06 Fuji Xerox Co Ltd 画像形成装置
JPH10333395A (ja) * 1997-06-05 1998-12-18 Fujitsu Ltd 印刷装置
JP3487496B2 (ja) * 1998-05-21 2004-01-19 ブラザー工業株式会社 画像記録装置
DE10137861A1 (de) * 2001-08-02 2003-02-27 Oce Printing Systems Gmbh Verfahren zum Steuern eines Druckers oder Kopierers unter Verwendung eines Tonermarkenbandes sowie eines nach dem Triangulationsprinzip arbeitenden Reflexsensors
JP2006003816A (ja) * 2004-06-21 2006-01-05 Sharp Corp 画像形成装置及びこれに用いられる濃度補正データ生成方法
JP5271052B2 (ja) * 2007-12-14 2013-08-21 キヤノン株式会社 画像形成装置及びその制御方法
CA2941750C (en) * 2014-03-27 2019-08-20 Lexmark International, Inc. Toner level sensing for a replaceable unit of an image forming device

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55159468A (en) * 1979-05-31 1980-12-11 Konishiroku Photo Ind Co Ltd Toner concentration control method of developer in electrophotographic type recorder
US4348099A (en) * 1980-04-07 1982-09-07 Xerox Corporation Closed loop control of reproduction machine
JPS58121073A (ja) * 1982-01-13 1983-07-19 Ricoh Co Ltd トナ−濃度制御装置
JPS5910966A (ja) * 1982-07-12 1984-01-20 Fujitsu Ltd 現像装置
JPS6083975A (ja) * 1983-10-14 1985-05-13 Ricoh Co Ltd トナ−濃度制御装置
US4669856A (en) * 1984-09-10 1987-06-02 Sharp Kabushiki Kaisha Warning device for developer control
JPS62147380A (ja) * 1985-12-20 1987-07-01 Tokyo Keiki Co Ltd デジタルレ−ダシステムのメモリ制御装置
US4894685A (en) * 1986-10-07 1990-01-16 Konishiroku Photo Industry Co., Ltd. Multicolor image forming method and apparatus
JPS63106678A (ja) * 1986-10-23 1988-05-11 Ricoh Co Ltd 記録装置のトナ−補給制御装置
JPS63213879A (ja) * 1986-12-12 1988-09-06 ゼロックス　コーポレーション バーコード読取器を用いた自動制御
JPS6425175A (en) * 1987-07-22 1989-01-27 Toshiba Corp Toner concentration controller
US4870459A (en) * 1987-11-06 1989-09-26 Minolta Camera Kabushiki Kaisha Copying machine
GB2212419B (en) * 1987-12-25 1991-12-04 Ricoh Kk Image density control method and color image forming apparatus
JP2884526B2 (ja) * 1988-03-01 1999-04-19 株式会社リコー 画像形成装置の画像制御方法
JPH03105861U (de) * 1990-02-16 1991-11-01
JPH03279971A (ja) * 1990-03-28 1991-12-11 Ricoh Co Ltd 画像形成装置の画像制御方法
US5060013A (en) * 1990-07-31 1991-10-22 Eastman Kodak Company Hardcopy output device with test patch location sequencer
US5103260A (en) * 1990-10-29 1992-04-07 Colorocs Corporation Toner density control for electrophotographic print engine
US5081491A (en) * 1990-12-04 1992-01-14 Xerox Corporation Toner maintenance subsystem for a printing machine

Also Published As

Publication number Publication date
US5483328A (en) 1996-01-09
EP0542502B1 (de) 1995-06-14
JPH0812508B2 (ja) 1996-02-07
EP0542502A2 (de) 1993-05-19
DE69202960D1 (de) 1995-07-20
EP0542502A3 (en) 1993-07-07
JPH05134545A (ja) 1993-05-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJI XEROX CO., LTD., TOKIO/TOKYO, JP

8328 Change in the person/name/address of the agent

Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE

R071 Expiry of right

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