JPS57158864A - Electrophotographic copying machine - Google Patents

Electrophotographic copying machine

Info

Publication number
JPS57158864A
JPS57158864A JP57028694A JP2869482A JPS57158864A JP S57158864 A JPS57158864 A JP S57158864A JP 57028694 A JP57028694 A JP 57028694A JP 2869482 A JP2869482 A JP 2869482A JP S57158864 A JPS57158864 A JP S57158864A
Authority
JP
Japan
Prior art keywords
order
photocopier
create
magnetic brush
sleeve
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
JP57028694A
Other languages
English (en)
Other versions
JPH0322995B2 (ja
Inventor
Sesutaari Buruno
Fuoruraani Ritsukarudo
Gontero Piero
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.)
Telecom Italia SpA
Olivetti SpA
Original Assignee
Olivetti SpA
Ing C Olivetti and C 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 SpA, Ing C Olivetti and C SpA filed Critical Olivetti SpA
Publication of JPS57158864A publication Critical patent/JPS57158864A/ja
Publication of JPH0322995B2 publication Critical patent/JPH0322995B2/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
    • G03G15/80—Details relating to power supplies, circuits boards, electrical connections
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Fixing For Electrophotography (AREA)
  • Photoreceptors In Electrophotography (AREA)
JP57028694A 1981-02-24 1982-02-24 Electrophotographic copying machine Granted JPS57158864A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67250/81A IT1144107B (it) 1981-02-24 1981-02-24 Copiatrice elettrofotografica

Publications (2)

Publication Number Publication Date
JPS57158864A true JPS57158864A (en) 1982-09-30
JPH0322995B2 JPH0322995B2 (ja) 1991-03-28

Family

ID=11300840

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57028694A Granted JPS57158864A (en) 1981-02-24 1982-02-24 Electrophotographic copying machine

Country Status (6)

Country Link
US (1) US4486091A (ja)
EP (1) EP0060030A3 (ja)
JP (1) JPS57158864A (ja)
AT (1) ATE20158T1 (ja)
ES (1) ES8304325A1 (ja)
IT (1) IT1144107B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01160464U (ja) * 1988-04-25 1989-11-07

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6474572A (en) * 1987-09-16 1989-03-20 Fuji Xerox Co Ltd Roller driving device in fixing device
DE3886686T2 (de) * 1987-10-28 1994-04-28 Canon Kk Entwicklungsgerät.
US5286917A (en) * 1990-09-28 1994-02-15 Canon Kabushiki Kaisha Apparatus for developing electrostatic latent image and developing roller therefor
JP3548183B2 (ja) * 1991-07-09 2004-07-28 キヤノン株式会社 画像形成装置
JPH07271130A (ja) * 1994-03-29 1995-10-20 Tec Corp 画像形成装置
EP1156373A1 (en) * 2000-05-17 2001-11-21 Heidelberger Druckmaschinen Aktiengesellschaft Electrographic developer compositions and method for development of an electrostatic image
JP4064899B2 (ja) * 2003-09-09 2008-03-19 千代田第一工業株式会社 フィルム基材またはテープ基材の加工機械に設置するローラーの製造方法
JP2007183533A (ja) * 2005-12-07 2007-07-19 Ricoh Co Ltd 現像装置、プロセスカートリッジ、及び、画像形成装置
CN100509285C (zh) * 2007-08-22 2009-07-08 天津市中环天佳电子有限公司 磁套筒喷砂后去尖点工艺

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS523436A (en) * 1975-06-27 1977-01-11 Fuji Xerox Co Ltd Contact-heating fixing appliance for electronic photograph duplicator
JPS5215335A (en) * 1975-07-25 1977-02-04 Ricoh Co Ltd Pressure roller fixing device
JPS5279937A (en) * 1975-12-26 1977-07-05 Fuji Xerox Co Ltd Heat contact fixing device for electrophotographic copying machine
JPS5492747A (en) * 1977-12-29 1979-07-23 Minolta Camera Co Ltd Pressure fixing device of powder lmages
JPS54100742A (en) * 1978-01-26 1979-08-08 Fuji Xerox Co Ltd Pressure fixing device
JPS54143652A (en) * 1978-04-28 1979-11-09 Canon Inc Magnetic developing device
JPS5515179A (en) * 1978-07-19 1980-02-02 Ricoh Co Ltd Developing apparatus
JPS5526536A (en) * 1978-08-15 1980-02-26 Hitachi Metals Ltd Magnetic brush developing machine
JPS55121465A (en) * 1979-03-13 1980-09-18 Canon Inc Pressure fixing device
JPS55140858A (en) * 1979-04-20 1980-11-04 Canon Inc Developing unit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3040704A (en) * 1957-04-16 1962-06-26 Rca Corp Apparatus for developing electrostatic printing
US3219014A (en) * 1962-12-04 1965-11-23 Xerox Corp Mechanical shield to protect magnetic core in xerographic developing apparatus
US4126100A (en) * 1974-08-01 1978-11-21 Mita Industrial Company Ltd. Apparatus for causing a developer powder to make an irregular motion in a developing zone
NL7509870A (nl) * 1975-08-20 1977-02-22 Oce Van Der Grinten Nv Magneetrol.
US4195927A (en) * 1978-01-30 1980-04-01 Dennison Manufacturing Company Double transfer electrophotography
GB2050642B (en) * 1979-04-17 1983-09-07 Fuji Koeki Corp Electronic flash apparatus
US4377332A (en) * 1979-04-20 1983-03-22 Canon Kabushiki Kaisha Developing device
JPS55147651A (en) * 1979-05-07 1980-11-17 Ricoh Co Ltd Electrophotographic apparatus
US4274361A (en) * 1979-11-02 1981-06-23 Burroughs Corporation Electrostatic and magnetic transfer enhancing apparatus for conducting and magnetically attracting toner
US4382673A (en) * 1980-03-25 1983-05-10 Tokyo Shibaura Denki Kabushiki Kaisha Transfer device
JPS5764764A (en) * 1980-10-09 1982-04-20 Canon Inc Dry type development device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS523436A (en) * 1975-06-27 1977-01-11 Fuji Xerox Co Ltd Contact-heating fixing appliance for electronic photograph duplicator
JPS5215335A (en) * 1975-07-25 1977-02-04 Ricoh Co Ltd Pressure roller fixing device
JPS5279937A (en) * 1975-12-26 1977-07-05 Fuji Xerox Co Ltd Heat contact fixing device for electrophotographic copying machine
JPS5492747A (en) * 1977-12-29 1979-07-23 Minolta Camera Co Ltd Pressure fixing device of powder lmages
JPS54100742A (en) * 1978-01-26 1979-08-08 Fuji Xerox Co Ltd Pressure fixing device
JPS54143652A (en) * 1978-04-28 1979-11-09 Canon Inc Magnetic developing device
JPS5515179A (en) * 1978-07-19 1980-02-02 Ricoh Co Ltd Developing apparatus
JPS5526536A (en) * 1978-08-15 1980-02-26 Hitachi Metals Ltd Magnetic brush developing machine
JPS55121465A (en) * 1979-03-13 1980-09-18 Canon Inc Pressure fixing device
JPS55140858A (en) * 1979-04-20 1980-11-04 Canon Inc Developing unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01160464U (ja) * 1988-04-25 1989-11-07

Also Published As

Publication number Publication date
IT8167250A0 (it) 1981-02-24
EP0060030A2 (en) 1982-09-15
ES509862A0 (es) 1983-02-16
ATE20158T1 (de) 1986-06-15
US4486091A (en) 1984-12-04
JPH0322995B2 (ja) 1991-03-28
IT1144107B (it) 1986-10-29
ES8304325A1 (es) 1983-02-16
EP0060030A3 (en) 1982-12-01

Similar Documents

Publication Publication Date Title
JPS57165866A (en) Developing device
JPS57158864A (en) Electrophotographic copying machine
GB1445143A (en) Electrophotographic toner transfer and fusing apparatus and method
JPS6470779A (en) Printer for copying information
TW326505B (en) The processing unit of image forming machine
US4057666A (en) Magnetic brush developer roll for electrostatic reproduction machines
JPS57151974A (en) Developing device
JPS56123555A (en) Developing method and apparatus
JPS5650357A (en) Developing method
JPS5555370A (en) Magnetic brush developing unit
JPS54136339A (en) Developing apparatus
FR2238593A1 (en) Electrostatic printing machine - covers paper with insulating or photoconductive material before printing
JPS5546769A (en) Electrostatic latent image development unit
JPS576862A (en) Recording method
JPS5677868A (en) Magnetic developing machine
JPS5232337A (en) Development device for the electrophotographic copying machine
GB1381049A (en) Developing process and apparatus
JPS5455442A (en) Magnetic brush developing device
JPS57169768A (en) Recording method
JPS6123173A (ja) 現像装置
JPS557769A (en) Electrostatic latent image developing method
JPS5782857A (en) Multi-sheet copying method
JPS5550258A (en) Image duplication method
JPS55569A (en) Electrophotographic developing device
JPS57188048A (en) Method and device for development