JPS5473646A - Magnetic brush developing device - Google Patents

Magnetic brush developing device

Info

Publication number
JPS5473646A
JPS5473646A JP14117377A JP14117377A JPS5473646A JP S5473646 A JPS5473646 A JP S5473646A JP 14117377 A JP14117377 A JP 14117377A JP 14117377 A JP14117377 A JP 14117377A JP S5473646 A JPS5473646 A JP S5473646A
Authority
JP
Japan
Prior art keywords
developing
powder
sleeve
units
development
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.)
Granted
Application number
JP14117377A
Other languages
English (en)
Other versions
JPS6161109B2 (ja
Inventor
Nobuo Kasahara
Toshio Nakahara
Hidetoshi Yano
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP14117377A priority Critical patent/JPS5473646A/ja
Priority to US05/958,872 priority patent/US4422405A/en
Priority to DE2850997A priority patent/DE2850997C3/de
Publication of JPS5473646A publication Critical patent/JPS5473646A/ja
Publication of JPS6161109B2 publication Critical patent/JPS6161109B2/ja
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
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
JP14117377A 1977-11-25 1977-11-25 Magnetic brush developing device Granted JPS5473646A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP14117377A JPS5473646A (en) 1977-11-25 1977-11-25 Magnetic brush developing device
US05/958,872 US4422405A (en) 1977-11-25 1978-11-08 Color electrostatographic apparatus
DE2850997A DE2850997C3 (de) 1977-11-25 1978-11-24 Elektrostatographische Einrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14117377A JPS5473646A (en) 1977-11-25 1977-11-25 Magnetic brush developing device

Publications (2)

Publication Number Publication Date
JPS5473646A true JPS5473646A (en) 1979-06-13
JPS6161109B2 JPS6161109B2 (ja) 1986-12-24

Family

ID=15285830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14117377A Granted JPS5473646A (en) 1977-11-25 1977-11-25 Magnetic brush developing device

Country Status (3)

Country Link
US (1) US4422405A (ja)
JP (1) JPS5473646A (ja)
DE (1) DE2850997C3 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54124735A (en) * 1978-03-20 1979-09-27 Ricoh Co Ltd Magnetic brush developing device
JPS54124736A (en) * 1978-03-20 1979-09-27 Ricoh Co Ltd Magnetic brush developing device
JPS60147755A (ja) * 1984-01-12 1985-08-03 Konishiroku Photo Ind Co Ltd 現像装置
JPS61230178A (ja) * 1985-04-04 1986-10-14 Canon Inc 現像装置
JPH04120965U (ja) * 1992-01-23 1992-10-29 株式会社東芝 画像形成装置

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU181333B (en) * 1981-05-18 1983-07-28 Irodagepipari Es Finomechanika Developing-wiping construction of magnetic brush, in particular to electro-photographic duplicator
JPS58147755A (ja) * 1982-02-26 1983-09-02 Toshiba Corp 多色画像形成方法および装置
DE3311890A1 (de) * 1982-03-31 1983-10-06 Ricoh Kk Entwicklungeinrichtung
CA1190960A (en) * 1983-02-01 1985-07-23 Andrzej Maczuszenko Toner system
JPS60230168A (ja) * 1984-04-27 1985-11-15 Toshiba Corp 像形成装置
JPS60260073A (ja) * 1984-06-06 1985-12-23 Canon Inc 現像装置
DE3681998D1 (de) * 1985-08-30 1991-11-21 Konishiroku Photo Ind Entwicklungsverfahren fuer ein latentes elektrostatisches bild.
US4690096A (en) * 1986-12-22 1987-09-01 Eastman Kodak Company Magnetic brush development apparatus having a gating and metering mechanism
US4748471A (en) * 1987-07-06 1988-05-31 Eastman Kodak Company Development apparatus having means for rapidly shutting off the flow of developer to a magnetic brush
US4924806A (en) * 1987-01-20 1990-05-15 Minolta Camera Kabushiki Kaisha Developing apparatus
US4941019A (en) * 1988-04-15 1990-07-10 Canon Kabushiki Kaisha Apparatus for developing electrostatic latent image
US5078086A (en) * 1988-05-20 1992-01-07 Xerox Corporation Developer unit having an indexable magnet
US5283615A (en) * 1989-10-13 1994-02-01 Minolta Camera Kabushiki Kaisha Image forming apparatus having a plurality of developing devices
US5095340A (en) * 1990-09-06 1992-03-10 Eastman Kodak Company Method of controlling the operation of a magnetic brush toning station
US5229825A (en) * 1991-12-02 1993-07-20 Eastman Kodak Company Magnetic brush laydown/pickup apparatus
US5453822A (en) * 1992-05-15 1995-09-26 Hitachi Koki Co., Ltd. Optional side multi-toner image forming apparatus using intermediate transfer member
JPH1020662A (ja) * 1996-06-28 1998-01-23 Ricoh Co Ltd 現像装置
WO2021038624A1 (ja) * 2019-08-23 2021-03-04 三菱電機株式会社 エレベータシステム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017843A (ja) * 1973-06-15 1975-02-25
JPS50151532A (ja) * 1974-05-28 1975-12-05

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5616424B2 (ja) * 1973-06-15 1981-04-16
US3960444A (en) * 1974-08-14 1976-06-01 Xerox Corporation Electrophotographic printing machine
US3970042A (en) * 1975-01-17 1976-07-20 Xerox Corporation Color development apparatus
DE2607727C3 (de) * 1975-03-06 1979-01-04 Hitachi, Ltd., Tokio Mehrfarbenentwicklungsvorrichtung
US3998184A (en) * 1975-03-20 1976-12-21 Xerox Corporation Development apparatus
JPS5918450Y2 (ja) * 1976-05-17 1984-05-28 富士ゼロツクス株式会社 電子複写機の現像装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5017843A (ja) * 1973-06-15 1975-02-25
JPS50151532A (ja) * 1974-05-28 1975-12-05

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54124735A (en) * 1978-03-20 1979-09-27 Ricoh Co Ltd Magnetic brush developing device
JPS54124736A (en) * 1978-03-20 1979-09-27 Ricoh Co Ltd Magnetic brush developing device
JPS6232471B2 (ja) * 1978-03-20 1987-07-15 Ricoh Kk
JPS60147755A (ja) * 1984-01-12 1985-08-03 Konishiroku Photo Ind Co Ltd 現像装置
JPS61230178A (ja) * 1985-04-04 1986-10-14 Canon Inc 現像装置
JPH04120965U (ja) * 1992-01-23 1992-10-29 株式会社東芝 画像形成装置

Also Published As

Publication number Publication date
US4422405A (en) 1983-12-27
DE2850997B2 (de) 1980-01-24
DE2850997A1 (de) 1979-05-31
JPS6161109B2 (ja) 1986-12-24
DE2850997C3 (de) 1980-09-25

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