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ITTO940066A0 - Unita' di sviluppo per elettrofotocopiatrici - Google Patents

Unita' di sviluppo per elettrofotocopiatrici

Info

Publication number
ITTO940066A0
ITTO940066A0 ITTO940066A ITTO940066A ITTO940066A0 IT TO940066 A0 ITTO940066 A0 IT TO940066A0 IT TO940066 A ITTO940066 A IT TO940066A IT TO940066 A ITTO940066 A IT TO940066A IT TO940066 A0 ITTO940066 A0 IT TO940066A0
Authority
IT
Italy
Prior art keywords
electrophotocopiers
development unit
development
unit
Prior art date
Application number
ITTO940066A
Other languages
English (en)
Inventor
Riccardo Forlani
Renato Bortolin
Bianco Riccardo Dal
Roberto Guelfo
Original Assignee
Olivetti Canon Ind Spa
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 Olivetti Canon Ind Spa filed Critical Olivetti Canon Ind Spa
Priority to IT94TO000066A priority Critical patent/IT1268013B1/it
Publication of ITTO940066A0 publication Critical patent/ITTO940066A0/it
Priority to US08/375,484 priority patent/US5581334A/en
Priority to DE69504720T priority patent/DE69504720T2/de
Priority to EP95300642A priority patent/EP0666516B1/en
Publication of ITTO940066A1 publication Critical patent/ITTO940066A1/it
Application granted granted Critical
Publication of IT1268013B1 publication Critical patent/IT1268013B1/it

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
    • 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
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
    • G03G15/0868—Toner cartridges fulfilling a continuous function within the electrographic apparatus during the use of the supplied developer material, e.g. toner discharge on demand, storing residual toner, acting as an active closure for the developer replenishing opening
    • 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • 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
    • G03G2215/06—Developing structures, details
    • G03G2215/0602—Developer
    • G03G2215/0604—Developer solid type
    • G03G2215/0614—Developer solid type one-component
    • 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
    • G03G2215/06—Developing structures, details
    • G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
    • G03G2215/0663—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
    • G03G2215/0665—Generally horizontally mounting of said toner cartridge parallel to its longitudinal rotational axis
    • 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
    • G03G2215/0802—Arrangements for agitating or circulating developer material
    • G03G2215/0836—Way of functioning of agitator means
    • G03G2215/0841—Presentation of developer to donor member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
IT94TO000066A 1994-02-07 1994-02-07 Unita' di sviluppo per elettrofotocopiatrici IT1268013B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT94TO000066A IT1268013B1 (it) 1994-02-07 1994-02-07 Unita' di sviluppo per elettrofotocopiatrici
US08/375,484 US5581334A (en) 1994-02-07 1995-01-19 Electrostatic image developing device having toner flow control and lumps formation prevention ability
DE69504720T DE69504720T2 (de) 1994-02-07 1995-02-01 Entwicklungsvorrichtung für elektrophotographisches Kopiergerät
EP95300642A EP0666516B1 (en) 1994-02-07 1995-02-01 Development unit for electrophotographic copier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT94TO000066A IT1268013B1 (it) 1994-02-07 1994-02-07 Unita' di sviluppo per elettrofotocopiatrici

Publications (3)

Publication Number Publication Date
ITTO940066A0 true ITTO940066A0 (it) 1994-02-07
ITTO940066A1 ITTO940066A1 (it) 1995-08-07
IT1268013B1 IT1268013B1 (it) 1997-02-20

Family

ID=11412112

Family Applications (1)

Application Number Title Priority Date Filing Date
IT94TO000066A IT1268013B1 (it) 1994-02-07 1994-02-07 Unita' di sviluppo per elettrofotocopiatrici

Country Status (4)

Country Link
US (1) US5581334A (it)
EP (1) EP0666516B1 (it)
DE (1) DE69504720T2 (it)
IT (1) IT1268013B1 (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5678147A (en) * 1995-12-28 1997-10-14 Brother Kogyo Kabushiki Kaisha Toner containing device having integrally molded shaft and blade assembly and method for feeding toner into a development case of a development device
US5907756A (en) * 1996-08-07 1999-05-25 Minolta Co., Ltd. Toner replenishment device and toner bottle
US5875378A (en) * 1996-12-20 1999-02-23 Lexmark International, Inc. Toner cartridge with hopper exit agitator
US5890034A (en) * 1997-02-28 1999-03-30 Brother Kogyo Kabushiki Kaisha Developing device for image forming apparatus and toner cartridge for use in the developing device
JP2000293024A (ja) * 1999-04-06 2000-10-20 Matsushita Graphic Communication Systems Inc トナーカートリッジ及びこれを用いた記録装置
CN1900837B (zh) 2000-02-17 2012-10-03 株式会社理光 墨粉收纳容器、补给墨粉的方法及墨粉补给装置
JP3958511B2 (ja) * 2000-09-28 2007-08-15 株式会社リコー トナー補給装置および画像形成装置
US6665508B2 (en) 2001-01-31 2003-12-16 Ricoh Company, Ltd. Toner container and image forming apparatus using the same
KR100492122B1 (ko) * 2003-07-02 2005-06-01 삼성전자주식회사 화상형성장치의 현상장치
JP4208905B2 (ja) * 2006-07-11 2009-01-14 シャープ株式会社 画像形成装置
JP2009192958A (ja) * 2008-02-15 2009-08-27 Sharp Corp トナーボトルおよび画像形成装置
JP4893809B2 (ja) 2009-11-30 2012-03-07 ブラザー工業株式会社 現像ユニット
JP2018013606A (ja) * 2016-07-21 2018-01-25 富士ゼロックス株式会社 現像装置及び画像形成装置
JP6938874B2 (ja) * 2016-09-09 2021-09-22 富士フイルムビジネスイノベーション株式会社 現像装置および画像形成装置
JP6816533B2 (ja) * 2017-01-27 2021-01-20 コニカミノルタ株式会社 画像形成装置
JP2019184843A (ja) * 2018-04-11 2019-10-24 キヤノン株式会社 現像装置および画像形成装置並びにカートリッジ
JP7131096B2 (ja) * 2018-06-06 2022-09-06 京セラドキュメントソリューションズ株式会社 現像剤撹拌部材、現像剤補給ユニット、画像形成装置
JP7131097B2 (ja) * 2018-06-06 2022-09-06 京セラドキュメントソリューションズ株式会社 現像剤撹拌部材、現像剤補給ユニット、画像形成装置
JP7484657B2 (ja) * 2020-10-23 2024-05-16 セイコーエプソン株式会社 粉体供給装置
JP7613069B2 (ja) * 2020-11-27 2025-01-15 セイコーエプソン株式会社 粉体供給装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468111A (en) * 1981-05-20 1984-08-28 Mita Industrial Company Limited Developing device for use on an electrostatic copying apparatus
US4456364A (en) * 1982-06-09 1984-06-26 Pitney Bowes Inc. Magnetic brush hopper agitator for electrophotocopier
JPS6141162A (ja) * 1984-07-31 1986-02-27 Ricoh Co Ltd 乾式現像装置のトナ−補給装置
JPS61138968A (ja) * 1984-12-12 1986-06-26 Oki Electric Ind Co Ltd 乾式現像装置
JPS61158356A (ja) * 1984-12-29 1986-07-18 Ricoh Co Ltd トナ−補給装置
US4743936A (en) * 1987-08-14 1988-05-10 Xerox Corporation Transport having compensation for material packing
US4993829A (en) * 1988-10-24 1991-02-19 Konica Corporation Developing apparatus for an image forming apparatus
US5134441A (en) * 1989-05-30 1992-07-28 Canon Kabushiki Kaisha Developing device and process cartridge including the device
DE69007768T2 (de) * 1990-01-17 1994-10-13 Agfa Gevaert Nv Entwicklungsgerät für elektrostatische latente Bilder.
JPH07113794B2 (ja) * 1990-03-19 1995-12-06 富士ゼロックス株式会社 現像装置
US5179414A (en) * 1991-01-22 1993-01-12 Compag Computer Corporation Apparatus for developing an image on a photoconductive surface
JPH04260075A (ja) * 1991-02-15 1992-09-16 Ricoh Co Ltd 現像装置
DE69204220T2 (de) * 1991-06-14 1996-03-21 Oki Electric Ind Co Ltd Entwicklungsvorrichtung.
US5541714A (en) * 1992-05-18 1996-07-30 Fujitsu Limited Developer cartridge and image forming apparatus using the same
JPH0683188A (ja) * 1992-08-31 1994-03-25 Brother Ind Ltd 電子写真装置用現像装置
US5430530A (en) * 1993-10-04 1995-07-04 Xerox Corporation Admix Housing

Also Published As

Publication number Publication date
IT1268013B1 (it) 1997-02-20
DE69504720D1 (de) 1998-10-22
EP0666516B1 (en) 1998-09-16
US5581334A (en) 1996-12-03
DE69504720T2 (de) 1999-03-11
ITTO940066A1 (it) 1995-08-07
EP0666516A1 (en) 1995-08-09

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970227