CA1084770A - Image transfer unit for electrophotographic copying machines - Google Patents

Image transfer unit for electrophotographic copying machines

Info

Publication number
CA1084770A
CA1084770A CA262,851A CA262851A CA1084770A CA 1084770 A CA1084770 A CA 1084770A CA 262851 A CA262851 A CA 262851A CA 1084770 A CA1084770 A CA 1084770A
Authority
CA
Canada
Prior art keywords
transfer
toner
cleaning
transfer roller
photosensitive member
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
CA262,851A
Other languages
English (en)
French (fr)
Inventor
Mitsuo Hasebe
Tadashi Yamashita
Hideo Yamazaki
Minoru Umahashi
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
Application granted granted Critical
Publication of CA1084770A publication Critical patent/CA1084770A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/14Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1665Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
    • G03G15/167Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer
    • G03G15/168Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer with means for conditioning the transfer element, e.g. cleaning
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005Arrangements 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
    • G03G21/0047Arrangements 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 electrostatic or magnetic means; Details thereof, e.g. magnetic pole arrangement of magnetic devices
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00Apparatus for electrophotographic processes
    • G03G2215/16Transferring device, details
    • G03G2215/1647Cleaning of transfer member
    • G03G2215/1652Cleaning of transfer member of transfer roll

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
CA262,851A 1975-10-07 1976-10-06 Image transfer unit for electrophotographic copying machines Expired CA1084770A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP120950/75 1975-10-07
JP12095075A JPS5245344A (en) 1975-10-07 1975-10-07 Transfer device for electrophotographic copying machine

Publications (1)

Publication Number Publication Date
CA1084770A true CA1084770A (en) 1980-09-02

Family

ID=14798977

Family Applications (1)

Application Number Title Priority Date Filing Date
CA262,851A Expired CA1084770A (en) 1975-10-07 1976-10-06 Image transfer unit for electrophotographic copying machines

Country Status (5)

Country Link
JP (1) JPS5245344A (enrdf_load_stackoverflow)
CA (1) CA1084770A (enrdf_load_stackoverflow)
DE (1) DE2645379C3 (enrdf_load_stackoverflow)
FR (1) FR2327581A1 (enrdf_load_stackoverflow)
GB (1) GB1552483A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57142673A (en) * 1981-02-27 1982-09-03 Sharp Corp Cleaning method
JPS5834476A (ja) * 1981-08-24 1983-02-28 Konishiroku Photo Ind Co Ltd 現像剤クリ−ニング装置
US4490033A (en) * 1983-04-28 1984-12-25 Xerox Corporation Reproducing apparatus with scrolled imaging web
JP7039193B2 (ja) * 2016-08-30 2022-03-22 キヤノン株式会社 画像形成装置
WO2018042893A1 (ja) * 2016-08-30 2018-03-08 キヤノン株式会社 画像形成装置
US10372071B2 (en) 2016-08-30 2019-08-06 Canon Kabushiki Kaisha Image forming apparatus

Also Published As

Publication number Publication date
GB1552483A (en) 1979-09-12
JPS5245344A (en) 1977-04-09
FR2327581A1 (fr) 1977-05-06
DE2645379B2 (de) 1978-11-16
DE2645379C3 (de) 1979-07-19
FR2327581B1 (enrdf_load_stackoverflow) 1982-09-10
DE2645379A1 (de) 1977-04-14

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Legal Events

Date Code Title Description
MKEX Expiry