IN2014DN05925A - - Google Patents

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Publication number
IN2014DN05925A
IN2014DN05925A IN5925DEN2014A IN2014DN05925A IN 2014DN05925 A IN2014DN05925 A IN 2014DN05925A IN 5925DEN2014 A IN5925DEN2014 A IN 5925DEN2014A IN 2014DN05925 A IN2014DN05925 A IN 2014DN05925A
Authority
IN
India
Prior art keywords
electrode
disposed
toner container
sense
capacitance
Prior art date
Application number
Other languages
English (en)
Inventor
Raymond James Barry
James Anthony Ii Carter
Gregory Alan Cavill
Michael Craig Leemhuis
Benjamin Keith Newman
Joshua Carl Poterjoy
Keisha Josephine Thomas
Jason Carl True
Original Assignee
Lexmark Int Inc
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 Lexmark Int Inc filed Critical Lexmark Int Inc
Publication of IN2014DN05925A publication Critical patent/IN2014DN05925A/en

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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0812—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer regulating means, e.g. structure of doctor blade
    • 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
    • G03G15/0856—Detection or control means for the developer level
    • 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
    • G03G15/0856—Detection or control means for the developer level
    • G03G15/086—Detection or control means for the developer level the level being measured by electro-magnetic 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
    • G03G15/06—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
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0889—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for agitation or stirring
    • 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
    • G03G2215/08—Details of powder developing device not concerning the development directly
    • G03G2215/0888—Arrangements for detecting toner level or concentration in the developing device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
IN5925DEN2014 2011-12-30 2012-12-28 IN2014DN05925A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/340,789 US8718496B2 (en) 2011-12-30 2011-12-30 Capacitive toner level sensor
PCT/US2012/072009 WO2013102037A1 (en) 2011-12-30 2012-12-28 Capacitive toner level sensor

Publications (1)

Publication Number Publication Date
IN2014DN05925A true IN2014DN05925A (es) 2015-06-12

Family

ID=48694893

Family Applications (1)

Application Number Title Priority Date Filing Date
IN5925DEN2014 IN2014DN05925A (es) 2011-12-30 2012-12-28

Country Status (10)

Country Link
US (2) US8718496B2 (es)
EP (1) EP2798410B1 (es)
CN (3) CN104011603B (es)
AU (1) AU2012362321B2 (es)
BR (1) BR112014016320B1 (es)
CA (1) CA2858617C (es)
HK (1) HK1203638A1 (es)
IN (1) IN2014DN05925A (es)
MX (1) MX337402B (es)
WO (1) WO2013102037A1 (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8718496B2 (en) 2011-12-30 2014-05-06 Lexmark International, Inc. Capacitive toner level sensor
US9482633B2 (en) 2011-12-30 2016-11-01 Lexmark International, Inc. Capacitive measurement multiplexing circuit and method
US9104134B2 (en) 2012-12-18 2015-08-11 Lexmark International, Inc. Toner level sensing for replaceable unit of an image forming device
US9069286B2 (en) 2012-12-18 2015-06-30 Lexmark International, Inc. Rotational sensing for a replaceable unit of an image forming device
US9152080B2 (en) 2012-12-18 2015-10-06 Lexmark International, Inc. Replaceable unit for an image forming device having a toner agitator that includes a magnet for rotational sensing
US9128443B2 (en) 2012-12-18 2015-09-08 Lexmark International, Inc. Toner level sensing for replaceable unit of an image forming device
JP5994662B2 (ja) * 2013-01-31 2016-09-21 富士ゼロックス株式会社 トナー搬送装置および画像形成装置
JP6440400B2 (ja) * 2013-09-24 2018-12-19 キヤノン株式会社 現像剤容器、現像装置、プロセスカートリッジ及び画像形成装置
US9128444B1 (en) 2014-04-16 2015-09-08 Lexmark International, Inc. Toner level sensing for a replaceable unit of an image forming device using pulse width patterns from a magnetic sensor
US9389582B2 (en) 2014-06-02 2016-07-12 Lexmark International, Inc. Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing
US9335656B2 (en) 2014-06-02 2016-05-10 Lexmark International, Inc. Toner level sensing using rotatable magnets having varying angular offset
US9519243B2 (en) 2014-06-02 2016-12-13 Lexmark International, Inc. Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing
US9360796B2 (en) * 2014-06-05 2016-06-07 Lexmark International, Inc. Angled toner paddles for a replaceable unit of an image forming device
DE112015004614T5 (de) * 2014-10-08 2017-06-22 Semiconductor Components Industries, Llc Pegelsensor und Verfahren
JP6700767B2 (ja) * 2015-01-30 2020-05-27 キヤノン株式会社 現像剤容器、現像装置、プロセスカートリッジ、装置本体および画像形成装置
US9291989B1 (en) 2015-02-25 2016-03-22 Lexmark International, Inc. Replaceable unit for an electrophotographic image forming device having an engagement member for positioning a magnetic sensor
US9280084B1 (en) 2015-02-25 2016-03-08 Lexmark International, Inc. Magnetic sensor positioning by a replaceable unit of an electrophotographic image forming device
JP6659084B2 (ja) * 2015-02-27 2020-03-04 キヤノン株式会社 現像剤量検出装置及び画像形成装置
JP6602024B2 (ja) * 2015-02-27 2019-11-06 キヤノン株式会社 現像剤容器、画像形成装置および画像形成装置の装置本体
US9910382B1 (en) 2016-09-08 2018-03-06 Lexmark International, Inc. Capacitive toner level sensor
JP6838803B2 (ja) * 2016-12-09 2021-03-03 株式会社沖データ 現像装置および画像形成装置
US10466617B2 (en) 2017-12-19 2019-11-05 Lexmark International, Inc. Capacitive toner level sensor
US10429765B1 (en) 2018-07-05 2019-10-01 Lexmark International, Inc. Toner container for an image forming device having magnets of varying angular offset for toner level sensing
US10474060B1 (en) 2018-07-05 2019-11-12 Lexmark International, Inc. Toner level sensing using rotatable magnets having varying angular offset
US10451997B1 (en) 2018-07-20 2019-10-22 Lexmark International, Inc. Toner level detection measuring an orientation of a rotatable magnet having a varying orientation relative to a pivot axis
US10451998B1 (en) 2018-07-20 2019-10-22 Lexmark International, Inc. Toner level detection measuring an orientation of a rotatable magnet having a varying radius
US10345736B1 (en) 2018-07-20 2019-07-09 Lexmark International, Inc. Toner level detection measuring a radius of a rotatable magnet
US11660808B2 (en) 2018-07-26 2023-05-30 Hewlett-Packard Development Company, L.P. Cleaning mechanisms for build material level sensors
US10649367B2 (en) * 2018-07-30 2020-05-12 Ricoh Company, Ltd. Powder supply device and image forming apparatus incorporating same
US11947279B2 (en) 2022-03-23 2024-04-02 Lexmark International, Inc. Material sensing using container vibration
US11947282B2 (en) 2022-03-23 2024-04-02 Lexmark International, Inc. Toner level sensing using toner container vibration

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4133453A (en) * 1975-12-18 1979-01-09 Tokyo Shibaura Electric Co., Ltd. Toner residual amount detecting device
JPS5550273A (en) * 1978-10-09 1980-04-11 Copyer Co Ltd Toner remaining quantity detector
JPH01144075A (ja) 1987-11-30 1989-06-06 Mita Ind Co Ltd 現像装置
JPH0451064A (ja) * 1990-06-18 1992-02-19 Canon Inc 現像剤残量検知装置を備えた画像形成装置
JPH1144075A (ja) 1997-07-28 1999-02-16 Sekisui Chem Co Ltd 内装材の施工方法と建物ユニット
US5987269A (en) 1998-02-13 1999-11-16 Hewlett-Packard Company Toner quantity measuring technique in an electrophotographic printer
JP3697168B2 (ja) * 2001-03-09 2005-09-21 キヤノン株式会社 プロセスカートリッジおよび電子写真画像形成装置
US6810217B2 (en) * 2001-04-26 2004-10-26 Canon Kabushiki Kaisha Process cartridge
US6785479B2 (en) 2001-12-28 2004-08-31 Canon Kabushiki Kaisha Image forming apparatus having a control section for detecting an amount of developer and an amount detection method of developer of image forming apparatus
JP2003323036A (ja) * 2002-05-08 2003-11-14 Canon Inc 画像形成装置及びプロセスカートリッジ
JP4208928B2 (ja) * 2006-03-01 2009-01-14 キヤノン株式会社 画像形成装置及び現像剤残量検出方法
US7555231B2 (en) * 2006-09-14 2009-06-30 Lexmark International, Inc. Capacitive toner level sensor and methods of use
JP5550300B2 (ja) * 2009-10-08 2014-07-16 キヤノン株式会社 画像形成装置
JP4818456B2 (ja) * 2009-10-22 2011-11-16 キヤノン株式会社 画像形成装置
US8718496B2 (en) 2011-12-30 2014-05-06 Lexmark International, Inc. Capacitive toner level sensor

Also Published As

Publication number Publication date
CN106707707A (zh) 2017-05-24
CN110727189B (zh) 2022-08-30
CN110727189A (zh) 2020-01-24
US9395645B2 (en) 2016-07-19
EP2798410A4 (en) 2015-07-29
EP2798410B1 (en) 2018-08-01
CN104011603A (zh) 2014-08-27
US20130170847A1 (en) 2013-07-04
US8718496B2 (en) 2014-05-06
AU2012362321B2 (en) 2015-04-16
CA2858617A1 (en) 2013-07-04
CA2858617C (en) 2019-01-15
HK1203638A1 (en) 2015-10-30
AU2012362321A1 (en) 2014-07-03
MX2014007712A (es) 2015-03-03
EP2798410A1 (en) 2014-11-05
BR112014016320A2 (pt) 2017-06-13
US20150301474A1 (en) 2015-10-22
US20160154337A9 (en) 2016-06-02
MX337402B (es) 2016-03-01
WO2013102037A1 (en) 2013-07-04
CN106707707B (zh) 2020-06-05
CN104011603B (zh) 2017-03-15
BR112014016320B1 (pt) 2021-03-09

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