JPH0223864B2 - - Google Patents

Info

Publication number
JPH0223864B2
JPH0223864B2 JP57091448A JP9144882A JPH0223864B2 JP H0223864 B2 JPH0223864 B2 JP H0223864B2 JP 57091448 A JP57091448 A JP 57091448A JP 9144882 A JP9144882 A JP 9144882A JP H0223864 B2 JPH0223864 B2 JP H0223864B2
Authority
JP
Japan
Prior art keywords
developer carrier
carrier
particles
latent image
developer
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 - Lifetime
Application number
JP57091448A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58208769A (ja
Inventor
Toshio Kaneko
Koji Sakamoto
Fuchio Sugano
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 JP9144882A priority Critical patent/JPS58208769A/ja
Priority to GB08314604A priority patent/GB2120960B/en
Priority to US06/498,988 priority patent/US4564285A/en
Priority to DE19833319708 priority patent/DE3319708A1/de
Publication of JPS58208769A publication Critical patent/JPS58208769A/ja
Publication of JPH0223864B2 publication Critical patent/JPH0223864B2/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
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration
    • G03G15/0928—Details concerning the magnetic brush roller structure, e.g. magnet configuration relating to the shell, e.g. structure, composition
    • 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
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device
    • G03G2215/0651—Electrodes in donor member surface
    • G03G2215/0653—Microelectrodes in donor member surface, e.g. floating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
JP9144882A 1982-05-31 1982-05-31 現像装置 Granted JPS58208769A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP9144882A JPS58208769A (ja) 1982-05-31 1982-05-31 現像装置
GB08314604A GB2120960B (en) 1982-05-31 1983-05-26 Developer device
US06/498,988 US4564285A (en) 1982-05-31 1983-05-27 Developing device having dispersed floating electrodes in a dielectric layer
DE19833319708 DE3319708A1 (de) 1982-05-31 1983-05-31 Entwicklungseinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9144882A JPS58208769A (ja) 1982-05-31 1982-05-31 現像装置

Publications (2)

Publication Number Publication Date
JPS58208769A JPS58208769A (ja) 1983-12-05
JPH0223864B2 true JPH0223864B2 (en]) 1990-05-25

Family

ID=14026639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9144882A Granted JPS58208769A (ja) 1982-05-31 1982-05-31 現像装置

Country Status (1)

Country Link
JP (1) JPS58208769A (en])

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0616206B2 (ja) * 1984-03-29 1994-03-02 株式会社リコー 現像スリ−ブの製法
JPS61138261A (ja) * 1984-12-11 1986-06-25 Tomoegawa Paper Co Ltd 電子写真現像法
JPS62143074A (ja) * 1985-12-17 1987-06-26 Ricoh Co Ltd 現像装置用の現像剤担持体の製造方法
US4908665A (en) * 1987-02-23 1990-03-13 Ricoh Company, Ltd. Developer carrier containing electrically conductive filler present in a resin coating layer for use in dry-type image developing device
JPS6420581A (en) * 1987-07-16 1989-01-24 Minolta Camera Kk Developing device
JPH07122763B2 (ja) * 1987-10-15 1995-12-25 東海ゴム工業株式会社 ロール
JPH01109377A (ja) * 1987-10-23 1989-04-26 Tokai Rubber Ind Ltd ロールの製法
JPH01277265A (ja) * 1988-04-28 1989-11-07 Canon Inc 現像装置
US5274426A (en) * 1991-05-29 1993-12-28 Canon Kabushiki Kaisha Developing apparatus and developer carrying member therefor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57114163A (en) * 1980-12-30 1982-07-15 Ricoh Co Ltd Developing device

Also Published As

Publication number Publication date
JPS58208769A (ja) 1983-12-05

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