JPH0321907B2 - - Google Patents

Info

Publication number
JPH0321907B2
JPH0321907B2 JP57096344A JP9634482A JPH0321907B2 JP H0321907 B2 JPH0321907 B2 JP H0321907B2 JP 57096344 A JP57096344 A JP 57096344A JP 9634482 A JP9634482 A JP 9634482A JP H0321907 B2 JPH0321907 B2 JP H0321907B2
Authority
JP
Japan
Prior art keywords
toner
carrier
toner carrier
image
layer
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
JP57096344A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58214176A (ja
Inventor
Toshio Kaneko
Koji Sakamoto
Fuchio Sugano
Wataru Yasuda
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 JP9634482A priority Critical patent/JPS58214176A/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 JPS58214176A publication Critical patent/JPS58214176A/ja
Publication of JPH0321907B2 publication Critical patent/JPH0321907B2/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)
JP9634482A 1982-05-31 1982-06-07 現像装置 Granted JPS58214176A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP9634482A JPS58214176A (ja) 1982-06-07 1982-06-07 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
JP9634482A JPS58214176A (ja) 1982-06-07 1982-06-07 現像装置

Publications (2)

Publication Number Publication Date
JPS58214176A JPS58214176A (ja) 1983-12-13
JPH0321907B2 true JPH0321907B2 (en]) 1991-03-25

Family

ID=14162387

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9634482A Granted JPS58214176A (ja) 1982-05-31 1982-06-07 現像装置

Country Status (1)

Country Link
JP (1) JPS58214176A (en])

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2542373B2 (ja) * 1986-02-19 1996-10-09 株式会社リコー トナ−担持体
JP2701224B2 (ja) * 1986-10-16 1998-01-21 株式会社リコー 画像形成装置
JP2701225B2 (ja) * 1986-10-16 1998-01-21 株式会社リコー 画像形成装置
JPS63103276A (ja) * 1986-10-20 1988-05-07 Ricoh Co Ltd 画像形成装置
JPH03179369A (ja) * 1989-12-07 1991-08-05 Fujitsu Ltd 接触現像装置

Also Published As

Publication number Publication date
JPS58214176A (ja) 1983-12-13

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