FR2362429A1 - Unite de developpement du type a brosse magnetique pour un appareil de reprographie par voie electrophotographique - Google Patents

Unite de developpement du type a brosse magnetique pour un appareil de reprographie par voie electrophotographique

Info

Publication number
FR2362429A1
FR2362429A1 FR7724898A FR7724898A FR2362429A1 FR 2362429 A1 FR2362429 A1 FR 2362429A1 FR 7724898 A FR7724898 A FR 7724898A FR 7724898 A FR7724898 A FR 7724898A FR 2362429 A1 FR2362429 A1 FR 2362429A1
Authority
FR
France
Prior art keywords
magnetic brush
central axis
rotation
electrophotographic
brush type
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
FR7724898A
Other languages
English (en)
French (fr)
Other versions
FR2362429B1 (enExample
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
Priority claimed from JP11042676U external-priority patent/JPS602601Y2/ja
Priority claimed from JP12590776A external-priority patent/JPS5948384B2/ja
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of FR2362429A1 publication Critical patent/FR2362429A1/fr
Application granted granted Critical
Publication of FR2362429B1 publication Critical patent/FR2362429B1/fr
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
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration
    • G03G15/0935—Details concerning the magnetic brush roller structure, e.g. magnet configuration relating to bearings or driving mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
FR7724898A 1976-08-18 1977-08-12 Unite de developpement du type a brosse magnetique pour un appareil de reprographie par voie electrophotographique Granted FR2362429A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11042676U JPS602601Y2 (ja) 1976-08-18 1976-08-18 磁気ブラシ現像装置の位置決め装置
JP12590776A JPS5948384B2 (ja) 1976-10-20 1976-10-20 電子複写機の磁気ブラシ現像装置

Publications (2)

Publication Number Publication Date
FR2362429A1 true FR2362429A1 (fr) 1978-03-17
FR2362429B1 FR2362429B1 (enExample) 1983-09-23

Family

ID=26450059

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7724898A Granted FR2362429A1 (fr) 1976-08-18 1977-08-12 Unite de developpement du type a brosse magnetique pour un appareil de reprographie par voie electrophotographique

Country Status (4)

Country Link
US (1) US4128079A (enExample)
DE (1) DE2737147C3 (enExample)
FR (1) FR2362429A1 (enExample)
GB (1) GB1582150A (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55151673A (en) * 1979-05-17 1980-11-26 Canon Inc Developing device
US4250513A (en) * 1979-09-19 1981-02-10 General Electric Company Linear vertical adjustment mechanism
JPS58139162A (ja) * 1982-02-12 1983-08-18 Canon Inc プロセスキツト及びこのキツトを用いる像形成装置
US4878088A (en) * 1985-07-02 1989-10-31 Fujitsu Limited Developing unit of electrophotographic apparatus
US4830165A (en) * 1987-12-03 1989-05-16 Eastman Kodak Company Drive mechanism for a reproduction apparatus
US4840259A (en) * 1987-12-03 1989-06-20 Eastman Kodak Company Drive mechanism for a reproduction apparatus
DE4003695C2 (de) * 1989-02-10 1993-11-25 Minolta Camera Kk Elektrofotografisches Druck- oder Kopiergerät mit einer herausnehmbaren Prozeßeinheit
US5221943A (en) * 1989-02-10 1993-06-22 Minolta Camera Kabushiki Kaisha Image forming apparatus
JPH02210482A (ja) * 1989-02-10 1990-08-21 Minolta Camera Co Ltd 画像形成装置
US5930561A (en) * 1997-03-31 1999-07-27 Ricoh Company, Ltd. Process cartridge and image-formation device suitable for miniaturization
US6427059B1 (en) * 1999-12-29 2002-07-30 Nexpress Solutions Llc Apparatus for positioning work stations in a document printer/copier
US6263177B1 (en) 2000-05-19 2001-07-17 Nexpress Solutions Llc Document printer/copier with decoupleable drum-support member
DE10122237A1 (de) * 2000-05-17 2001-12-20 Heidelberger Druckmasch Ag Elektrostatische Bildentwicklungsvorrichtung
JP6330368B2 (ja) * 2014-02-28 2018-05-30 株式会社リコー プロセスカートリッジ及び画像形成装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3358637A (en) * 1962-04-24 1967-12-19 Plastic Coating Corp Toner unit for photoelectrostatic reproduction equipment
US3823688A (en) * 1972-01-26 1974-07-16 Xerox Corp Magnetic brush assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041901A (en) * 1969-01-14 1977-08-16 Continental Can Co., Inc. Apparatus for electrostatic printing or coating and developer mix circulating system
US3628504A (en) * 1970-03-23 1971-12-21 Singer Co Adjustable mounting device for electrostatic copier developer magazine
US4033294A (en) * 1972-05-22 1977-07-05 Xerox Corporation Developer mixing and transporting auger for magnetic brush developing apparatus
US3894513A (en) * 1972-12-06 1975-07-15 Xerox Corp Copying machine with bead pickoff roller
JPS50155235A (enExample) * 1974-06-04 1975-12-15
US3999514A (en) * 1975-09-29 1976-12-28 International Business Machines Corporation Magnetic brush developer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3358637A (en) * 1962-04-24 1967-12-19 Plastic Coating Corp Toner unit for photoelectrostatic reproduction equipment
US3823688A (en) * 1972-01-26 1974-07-16 Xerox Corp Magnetic brush assembly

Also Published As

Publication number Publication date
FR2362429B1 (enExample) 1983-09-23
DE2737147A1 (de) 1978-02-23
DE2737147B2 (de) 1979-04-05
GB1582150A (en) 1980-12-31
DE2737147C3 (de) 1979-12-06
US4128079A (en) 1978-12-05

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Legal Events

Date Code Title Description
ST Notification of lapse