JP3271811B2 - 画像形成装置 - Google Patents

画像形成装置

Info

Publication number
JP3271811B2
JP3271811B2 JP01015993A JP1015993A JP3271811B2 JP 3271811 B2 JP3271811 B2 JP 3271811B2 JP 01015993 A JP01015993 A JP 01015993A JP 1015993 A JP1015993 A JP 1015993A JP 3271811 B2 JP3271811 B2 JP 3271811B2
Authority
JP
Japan
Prior art keywords
transfer
image forming
belt
forming apparatus
contact
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
JP01015993A
Other languages
English (en)
Japanese (ja)
Other versions
JPH06167896A (ja
Inventor
祐子 原沢
格 松田
聡 高野
英雄 兪
康則 河石
英樹 上山
俊昭 本橋
充 高橋
隆 美才治
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 JP01015993A priority Critical patent/JP3271811B2/ja
Priority to DE69330579T priority patent/DE69330579T2/de
Priority to ES93105767T priority patent/ES2161701T3/es
Priority to EP93105767A priority patent/EP0568829B1/en
Priority to US08/044,032 priority patent/US5461461A/en
Priority to KR1019930005981A priority patent/KR0145748B1/ko
Publication of JPH06167896A publication Critical patent/JPH06167896A/ja
Priority to US08/459,422 priority patent/US5666622A/en
Application granted granted Critical
Publication of JP3271811B2 publication Critical patent/JP3271811B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6532—Removing a copy sheet form a xerographic drum, band or plate
    • G03G15/6535—Removing a copy sheet form a xerographic drum, band or plate using electrostatic means, e.g. a separating corona
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus 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
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus 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
    • G03G15/1605—Apparatus 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 using at least one intermediate support
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus 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
    • G03G15/1665—Apparatus 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
    • G03G15/167—Apparatus 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
    • G03G15/1675—Apparatus 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 controlling the bias applied in the transfer nip
    • 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
    • G03G2215/16—Transferring device, details
    • G03G2215/1604—Main transfer electrode
    • G03G2215/1623—Transfer belt
    • 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
    • G03G2215/16—Transferring device, details
    • G03G2215/1647—Cleaning of transfer member
    • G03G2215/1661—Cleaning of transfer member of transfer belt

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Color Electrophotography (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Decoration By Transfer Pictures (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
JP01015993A 1992-01-22 1993-01-25 画像形成装置 Expired - Lifetime JP3271811B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP01015993A JP3271811B2 (ja) 1992-04-09 1993-01-25 画像形成装置
ES93105767T ES2161701T3 (es) 1992-04-09 1993-04-07 Aparato de formacion de imagenes.
EP93105767A EP0568829B1 (en) 1992-04-09 1993-04-07 Image forming apparatus
DE69330579T DE69330579T2 (de) 1992-04-09 1993-04-07 Bilderzeugungsgerät
US08/044,032 US5461461A (en) 1992-01-22 1993-04-08 Image transferring device and medium separating device for an image forming apparatus
KR1019930005981A KR0145748B1 (ko) 1992-04-09 1993-04-09 화상형성장치
US08/459,422 US5666622A (en) 1992-01-22 1995-06-02 Image transferring device and medium separating device for an image forming apparatus

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP8891692 1992-04-09
JP4-88916 1992-04-09
JP9070192 1992-04-10
JP4-90701 1992-04-10
JP01015993A JP3271811B2 (ja) 1992-04-09 1993-01-25 画像形成装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2001330893A Division JP2002139926A (ja) 1992-04-09 2001-10-29 画像形成装置

Publications (2)

Publication Number Publication Date
JPH06167896A JPH06167896A (ja) 1994-06-14
JP3271811B2 true JP3271811B2 (ja) 2002-04-08

Family

ID=27278864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP01015993A Expired - Lifetime JP3271811B2 (ja) 1992-01-22 1993-01-25 画像形成装置

Country Status (5)

Country Link
EP (1) EP0568829B1 (ko)
JP (1) JP3271811B2 (ko)
KR (1) KR0145748B1 (ko)
DE (1) DE69330579T2 (ko)
ES (1) ES2161701T3 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3488328B2 (ja) * 1996-02-02 2004-01-19 株式会社リコー 転写ベルト装置
JP3306310B2 (ja) * 1996-08-29 2002-07-24 シャープ株式会社 画像形成装置
JP2004109706A (ja) 2002-09-19 2004-04-08 Ricoh Co Ltd ベルト駆動装置・転写駆動システム・画像形成装置
JP2006047707A (ja) * 2004-08-05 2006-02-16 Ricoh Co Ltd 画像形成方法及び画像形成装置
JP5564993B2 (ja) * 2010-03-01 2014-08-06 株式会社リコー 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
JPS58111960A (ja) * 1981-12-25 1983-07-04 Ricoh Co Ltd 転写紙分離装置
JPH0623900B2 (ja) * 1986-03-03 1994-03-30 ヤマウチ株式会社 画像形成装置において使用される転写ベルト
JPH02110586A (ja) * 1988-10-20 1990-04-23 Canon Inc 画像形成装置
US5172173A (en) * 1988-09-01 1992-12-15 Canon Kabushiki Kaisha Image forming device and transfer belt having contact-type electricity feeding means
DE68912889T2 (de) * 1988-11-08 1994-08-25 Canon Kk Bilderzeugungsgerät mit Kontrollmitteln für die elektrostatische Anziehung von Übertragungsmaterial.
JPH03186876A (ja) * 1989-12-16 1991-08-14 Canon Inc 画像形成装置

Also Published As

Publication number Publication date
JPH06167896A (ja) 1994-06-14
ES2161701T3 (es) 2001-12-16
EP0568829A3 (en) 1995-05-10
EP0568829B1 (en) 2001-08-16
DE69330579D1 (de) 2001-09-20
EP0568829A2 (en) 1993-11-10
KR930022160A (ko) 1993-11-23
DE69330579T2 (de) 2002-06-27
KR0145748B1 (ko) 1998-09-15

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