DE3826568C2 - - Google Patents

Info

Publication number
DE3826568C2
DE3826568C2 DE3826568A DE3826568A DE3826568C2 DE 3826568 C2 DE3826568 C2 DE 3826568C2 DE 3826568 A DE3826568 A DE 3826568A DE 3826568 A DE3826568 A DE 3826568A DE 3826568 C2 DE3826568 C2 DE 3826568C2
Authority
DE
Germany
Prior art keywords
sheet
toner
shaft
cleaning device
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 - Fee Related
Application number
DE3826568A
Other languages
German (de)
English (en)
Other versions
DE3826568A1 (de
Inventor
Masahide Ueda
Masao Osaka Jp Tokumoto
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.)
Minolta Co Ltd
Original Assignee
Minolta Co 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
Priority claimed from JP19562687A external-priority patent/JPS6438778A/ja
Priority claimed from JP19562787A external-priority patent/JPS6438779A/ja
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
Publication of DE3826568A1 publication Critical patent/DE3826568A1/de
Application granted granted Critical
Publication of DE3826568C2 publication Critical patent/DE3826568C2/de
Granted 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
    • 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
    • G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
DE3826568A 1987-08-05 1988-08-04 Reinigungseinrichtung fuer toner-detektorsensor Granted DE3826568A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19562687A JPS6438778A (en) 1987-08-05 1987-08-05 Cleaning device for toner detecting sensor
JP19562787A JPS6438779A (en) 1987-08-05 1987-08-05 Cleaning device for toner detecting sensor

Publications (2)

Publication Number Publication Date
DE3826568A1 DE3826568A1 (de) 1989-02-16
DE3826568C2 true DE3826568C2 (OSRAM) 1992-06-11

Family

ID=26509259

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3826568A Granted DE3826568A1 (de) 1987-08-05 1988-08-04 Reinigungseinrichtung fuer toner-detektorsensor

Country Status (2)

Country Link
US (1) US4963929A (OSRAM)
DE (1) DE3826568A1 (OSRAM)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02210479A (ja) * 1989-02-10 1990-08-21 Minolta Camera Co Ltd 画像形成装置
US5166732A (en) * 1990-09-14 1992-11-24 Mita Industrial Co., Ltd. Developer agitating method and developer agitating apparatus
US5111247A (en) * 1991-07-30 1992-05-05 Xerox Corporation Toner concentration sensing using auger mounted magnet
US5187522A (en) * 1991-12-05 1993-02-16 Eastman Kodak Company Magnetic monitor for measuring toner concentration
JPH05197281A (ja) * 1992-01-21 1993-08-06 Minolta Camera Co Ltd 画像形成装置
US5239346A (en) * 1992-07-27 1993-08-24 Xerox Corporation Agitator for toner supply system having cleaning attachment
US5532790A (en) * 1992-11-13 1996-07-02 Minolta Camera Kabushiki Kaisha Device for optically detecting an amount of remaining developer in an image forming apparatus
JP2899493B2 (ja) * 1992-12-21 1999-06-02 株式会社東芝 現像装置
US5436704A (en) * 1993-05-31 1995-07-25 Samsung Electronics Co., Ltd. Device for sensing the amount of residual toner of developing apparatus
US5717973A (en) * 1994-01-14 1998-02-10 Mita Industrial Co., Ltd. Image-forming machine with toner recycling and toner replenish control
EP0665475A3 (en) * 1994-01-28 1997-01-29 Canon Kk Development device, process cartridge, imaging device and assembly process of the process cartridge.
JP3263533B2 (ja) * 1994-05-17 2002-03-04 ブラザー工業株式会社 トナー残量検出装置及びそのトナー収納装置
JP3451468B2 (ja) * 1995-10-03 2003-09-29 株式会社リコー トナー補給装置
US5761585A (en) * 1995-12-28 1998-06-02 Brother Kogyo Kabushiki Kaisha Cap for toner fillable container and toner fillable container using same
US6463225B1 (en) * 1999-09-09 2002-10-08 Canon Kabushiki Kaisha Developing apparatus, process cartridge, feeding member and an elastic sheet
JP4462780B2 (ja) * 2001-04-09 2010-05-12 株式会社リコー 現像装置および画像形成装置
US6975821B2 (en) * 2002-05-07 2005-12-13 Seiko Epson Corporation Image forming apparatus
US6496662B1 (en) 2002-06-19 2002-12-17 Lexmark International, Inc. Optical toner low sensor
US20050125928A1 (en) * 2003-12-16 2005-06-16 Pitney Bowes Inc. Optical sensor cleaner
US7139505B2 (en) * 2004-03-11 2006-11-21 Lexmark International, Inc. Toner housing plug with toner level sensor
US7831181B2 (en) * 2007-12-06 2010-11-09 Kabushiki Kaisha Toshiba Developing device
JP5124316B2 (ja) * 2008-01-28 2013-01-23 株式会社リコー 現像装置、プロセスカートリッジ、及び画像形成装置
US8059993B2 (en) * 2009-04-16 2011-11-15 Lexmark International, Inc. Rotating toner cleaning member for a toner delivery device in an image forming apparatus
JP5630225B2 (ja) * 2010-11-12 2014-11-26 富士ゼロックス株式会社 現像剤の収容容器および画像形成装置
DE102012109014A1 (de) * 2012-09-25 2014-03-27 Océ Printing Systems GmbH & Co. KG Vorrichtung zum Reinigen einer Oberfläche von Partikeln
JP5777255B2 (ja) * 2013-03-13 2015-09-09 京セラドキュメントソリューションズ株式会社 現像装置およびそれを備えた画像形成装置
JP6170887B2 (ja) * 2014-08-08 2017-07-26 京セラドキュメントソリューションズ株式会社 画像形成装置
US11535204B1 (en) 2016-07-22 2022-12-27 Waymo Llc Cleaning device for spinning surface

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2099054A5 (OSRAM) * 1970-03-10 1972-03-10 Canon Kk
US3778146A (en) * 1972-10-02 1973-12-11 Xerox Corp Illuminating apparatus
GB1439702A (en) * 1973-06-29 1976-06-16 Xerox Corp Cleaning material from a support surface
US4134673A (en) * 1975-02-27 1979-01-16 Xerox Corporation Dual brush cleaning apparatus
US4202437A (en) * 1977-10-06 1980-05-13 Gordon James R Scraper assembly for a conveyor belt
JPS56148017A (en) * 1980-04-18 1981-11-17 Canon Inc Pulverulent body detector
US4361922A (en) * 1981-01-06 1982-12-07 Schlegel Corporation Cleaning brush for electrostatic copiers, printers and the like
GB2152184B (en) * 1983-11-30 1986-02-12 Ae Plc Oil scraper rings
US4711551A (en) * 1985-09-13 1987-12-08 Sanyo Electric Co., Ltd. Developing apparatus
US4768062A (en) * 1985-10-30 1988-08-30 Ricoh Company, Ltd. Cleaning device

Also Published As

Publication number Publication date
DE3826568A1 (de) 1989-02-16
US4963929A (en) 1990-10-16

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MINOLTA CO., LTD., OSAKA, JP

8339 Ceased/non-payment of the annual fee