GB1535398A - Electrostatic copying apparatus - Google Patents

Electrostatic copying apparatus

Info

Publication number
GB1535398A
GB1535398A GB23668/76A GB2366876A GB1535398A GB 1535398 A GB1535398 A GB 1535398A GB 23668/76 A GB23668/76 A GB 23668/76A GB 2366876 A GB2366876 A GB 2366876A GB 1535398 A GB1535398 A GB 1535398A
Authority
GB
United Kingdom
Prior art keywords
drum
rotation
during
toner
june
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
Application number
GB23668/76A
Other languages
English (en)
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 JP7171675A external-priority patent/JPS51147327A/ja
Priority claimed from JP1975080524U external-priority patent/JPS5937793Y2/ja
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of GB1535398A publication Critical patent/GB1535398A/en
Expired 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/28—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning
    • G03G15/30—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning in which projection is formed on a drum
    • G03G15/307—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning in which projection is formed on a drum with more than one photoconductor revolution for each copying cycle
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0064—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using the developing unit, e.g. cleanerless or multi-cycle apparatus
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/0005—Cleaning of residual toner

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
GB23668/76A 1975-06-13 1976-06-08 Electrostatic copying apparatus Expired GB1535398A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7171675A JPS51147327A (en) 1975-06-13 1975-06-13 Electronic duplication appliance
JP1975080524U JPS5937793Y2 (ja) 1975-06-13 1975-06-13 電子複写装置

Publications (1)

Publication Number Publication Date
GB1535398A true GB1535398A (en) 1978-12-13

Family

ID=26412828

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23668/76A Expired GB1535398A (en) 1975-06-13 1976-06-08 Electrostatic copying apparatus

Country Status (5)

Country Link
US (1) US4087170A (enExample)
DE (1) DE2626037C3 (enExample)
FR (1) FR2314526A1 (enExample)
GB (1) GB1535398A (enExample)
HK (1) HK17883A (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174903A (en) * 1978-04-03 1979-11-20 Xerox Corporation Combined processing station for use in an electrophotographic printing machine
JPS5511222A (en) * 1978-07-12 1980-01-26 Olympus Optical Co Ltd Dry type toner cleaning device
US4265998A (en) * 1979-11-13 1981-05-05 International Business Machines Corporation Electrophotographic photoreceptive background areas cleaned by backcharge process
US4320958A (en) * 1980-10-27 1982-03-23 Xerox Corporation Combined processing unit
US4372669A (en) * 1981-06-29 1983-02-08 Xerox Corporation Electrophotographic printing machine
US4420242A (en) * 1982-03-05 1983-12-13 Hitachi Metals, Ltd. Magnetic brush developing and cleaning process
US4737816A (en) * 1982-06-16 1988-04-12 Canon Kabushiki Kaisha Image transfer device
JPS5993481A (ja) * 1982-11-18 1984-05-29 Sharp Corp 電子写真複写装置
JPS59105666A (ja) * 1982-12-09 1984-06-19 Canon Inc 画像形成装置
US4500198A (en) * 1982-12-10 1985-02-19 International Business Machines Corporation Multiple roller magnetic brush developer having development electrode voltage switching
US4556308A (en) * 1984-05-25 1985-12-03 Xerox Corporation Removable processing cartridge for electrostatographic reproducing apparatus
US4544260A (en) * 1984-05-25 1985-10-01 Xerox Corporation Removable processing cartridge for electrostatographic reproducing apparatus
US4682879A (en) * 1984-07-31 1987-07-28 Sharp Kabushiki Kaisha Electrophotographic copier
US4589759A (en) * 1984-08-31 1986-05-20 Xerox Corporation Reproducing apparatus with optic scanning module
US4547064A (en) * 1984-08-31 1985-10-15 Xerox Corporation Electrostatographic reproducing apparatus
US4616922A (en) * 1985-04-05 1986-10-14 Minnesota Mining And Manufacturing Company Electrophotographic copying apparatus and process
US4652114A (en) * 1985-04-05 1987-03-24 Minnesota Mining And Manufacturing Company Electrophotographic copying apparatus and process
US4600296A (en) * 1985-06-17 1986-07-15 Eastman Kodak Company Compact electrographic reproduction apparatus
EP0288005B1 (en) * 1987-04-22 1993-06-30 Canon Kabushiki Kaisha Image forming apparatus with blank exposure means
US5073468A (en) * 1988-06-10 1991-12-17 Casio Computer Co., Ltd. Method of forming electrophotographic image
JP3512201B2 (ja) * 1991-05-15 2004-03-29 大日本印刷株式会社 静電潜像再生方法
US5307121A (en) * 1992-11-23 1994-04-26 Eastman Kodak Company Bi-functional charge neutralizer for electrostatographic copier/printer
US5774768A (en) * 1996-03-13 1998-06-30 Mita Industrial Co., Ltd. Image-forming apparatus and image-forming unit
JPH11160926A (ja) * 1997-12-01 1999-06-18 Matsushita Electric Ind Co Ltd 画像形成装置
JP2002365970A (ja) * 2001-06-05 2002-12-20 Minolta Co Ltd 非定着式画像形成方法及び非定着式画像形成装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1312661A (en) * 1969-04-28 1973-04-04 Canon Kk Electrophotographic copying apparatus
US3647293A (en) * 1970-12-01 1972-03-07 Ibm Copying system featuring combined developing-cleaning station alternately activated
GB1336660A (en) * 1970-12-01 1973-11-07 Ibm Electrophotographic apparatus
JPS567237B2 (enExample) * 1972-11-30 1981-02-17
US3918808A (en) * 1972-12-21 1975-11-11 Ricoh Kk Photoreceptor cleaning device for electrophotographic copying apparatus of the dry cleaning agent type
DE2611499C3 (de) * 1975-05-27 1980-06-04 International Business Machines Corp., Armonk, N.Y. (V.St.A.) Elektrostatisches Photokopiergerät mit einem pro Kopiervorgang zwei Umläufe ausfuhrenden Photoleiter

Also Published As

Publication number Publication date
DE2626037B2 (de) 1980-10-09
FR2314526A1 (fr) 1977-01-07
HK17883A (en) 1983-06-03
US4087170A (en) 1978-05-02
DE2626037C3 (de) 1981-06-19
FR2314526B1 (enExample) 1980-11-21
DE2626037A1 (de) 1977-04-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19960607