EP0833227A3 - Unité de traitement et appareil électrophotographique de formation d'images - Google Patents

Unité de traitement et appareil électrophotographique de formation d'images Download PDF

Info

Publication number
EP0833227A3
EP0833227A3 EP97307560A EP97307560A EP0833227A3 EP 0833227 A3 EP0833227 A3 EP 0833227A3 EP 97307560 A EP97307560 A EP 97307560A EP 97307560 A EP97307560 A EP 97307560A EP 0833227 A3 EP0833227 A3 EP 0833227A3
Authority
EP
European Patent Office
Prior art keywords
process cartridge
photosensitive drum
main assembly
hole
projection
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
EP97307560A
Other languages
German (de)
English (en)
Other versions
EP0833227B1 (fr
EP0833227A2 (fr
Inventor
Kazushi Watanabe
Isao Ikemoto
Atsushi Numagami
Katsunori Yokoyama
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP27961897A external-priority patent/JP3969805B2/ja
Priority claimed from JP27961697A external-priority patent/JP3969804B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of EP0833227A2 publication Critical patent/EP0833227A2/fr
Publication of EP0833227A3 publication Critical patent/EP0833227A3/fr
Application granted granted Critical
Publication of EP0833227B1 publication Critical patent/EP0833227B1/fr
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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1839—Means for handling the process cartridge in the apparatus body
    • G03G21/1857—Means for handling the process cartridge in the apparatus body for transmitting mechanical drive power to the process cartridge, drive mechanisms, gears, couplings, braking mechanisms
    • G03G21/186—Axial couplings
    • 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
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1604—Arrangement or disposition of the entire apparatus
    • G03G21/1623—Means to access the interior of the apparatus
    • G03G21/1633—Means to access the interior of the apparatus using doors or covers
    • 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
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus
    • G03G21/1647—Mechanical connection means
    • 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
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
    • G03G2221/1654—Locks and means for positioning or alignment

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Electrophotography Configuration And Component (AREA)
EP19970307560 1996-09-26 1997-09-26 Unité de traitement et appareil électrophotographique de formation d'images Expired - Lifetime EP0833227B1 (fr)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP27752596 1996-09-26
JP277524/96 1996-09-26
JP27752496 1996-09-26
JP277525/96 1996-09-26
JP27752496 1996-09-26
JP27752596 1996-09-26
JP27961897 1997-09-25
JP27961897A JP3969805B2 (ja) 1996-09-26 1997-09-25 電子写真画像形成装置
JP279618/97 1997-09-25
JP27961697A JP3969804B2 (ja) 1996-09-26 1997-09-25 電子写真画像形成装置

Publications (3)

Publication Number Publication Date
EP0833227A2 EP0833227A2 (fr) 1998-04-01
EP0833227A3 true EP0833227A3 (fr) 1998-04-29
EP0833227B1 EP0833227B1 (fr) 2003-04-09

Family

ID=27479129

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19970307560 Expired - Lifetime EP0833227B1 (fr) 1996-09-26 1997-09-26 Unité de traitement et appareil électrophotographique de formation d'images

Country Status (1)

Country Link
EP (1) EP0833227B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4125007B2 (ja) 2002-01-11 2008-07-23 キヤノン株式会社 プロセスカートリッジおよび電子写真画像形成装置
JP2003208074A (ja) * 2002-01-11 2003-07-25 Canon Inc プロセスカートリッジおよび電子写真画像形成装置
US7340198B2 (en) 2004-09-07 2008-03-04 Ricoh Company, Ltd. Process cartridge and image forming apparatus for reducing the effect of external forces

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0520802A2 (fr) * 1991-06-28 1992-12-30 Canon Kabushiki Kaisha Unité de traitement et appareil de formation d'images utilisant une telle unité
EP0679963A2 (fr) * 1994-04-26 1995-11-02 Canon Kabushiki Kaisha Unité de traitement et appareil de formation d'image
EP0797125A1 (fr) * 1996-03-21 1997-09-24 Canon Kabushiki Kaisha Cartouche de traitement et appareil électrophotographique de formation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0520802A2 (fr) * 1991-06-28 1992-12-30 Canon Kabushiki Kaisha Unité de traitement et appareil de formation d'images utilisant une telle unité
EP0679963A2 (fr) * 1994-04-26 1995-11-02 Canon Kabushiki Kaisha Unité de traitement et appareil de formation d'image
EP0797125A1 (fr) * 1996-03-21 1997-09-24 Canon Kabushiki Kaisha Cartouche de traitement et appareil électrophotographique de formation

Also Published As

Publication number Publication date
EP0833227B1 (fr) 2003-04-09
EP0833227A2 (fr) 1998-04-01

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