JP7778539B2 - 画像形成装置 - Google Patents

画像形成装置

Info

Publication number
JP7778539B2
JP7778539B2 JP2021184629A JP2021184629A JP7778539B2 JP 7778539 B2 JP7778539 B2 JP 7778539B2 JP 2021184629 A JP2021184629 A JP 2021184629A JP 2021184629 A JP2021184629 A JP 2021184629A JP 7778539 B2 JP7778539 B2 JP 7778539B2
Authority
JP
Japan
Prior art keywords
sheet
loop
contact portion
unit
detection unit
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.)
Active
Application number
JP2021184629A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023072226A (ja
JP2023072226A5 (https=
Inventor
潤一 茂木
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2021184629A priority Critical patent/JP7778539B2/ja
Priority to US17/981,517 priority patent/US11835905B2/en
Publication of JP2023072226A publication Critical patent/JP2023072226A/ja
Publication of JP2023072226A5 publication Critical patent/JP2023072226A5/ja
Application granted granted Critical
Publication of JP7778539B2 publication Critical patent/JP7778539B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
    • G03G15/6573—Feeding path after the fixing point and up to the discharge tray or the finisher, e.g. special treatment of copy material to compensate for effects from the fixing
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00367—The feeding path segment where particular handling of the copy medium occurs, segments being adjacent and non-overlapping. Each segment is identified by the most downstream point in the segment, so that for instance the segment labelled "Fixing device" is referring to the path between the "Transfer device" and the "Fixing device"
    • G03G2215/00417—Post-fixing device
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00556—Control of copy medium feeding
    • G03G2215/00561—Aligning or deskewing
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00611—Detector details, e.g. optical detector
    • G03G2215/00616—Optical detector
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00717—Detection of physical properties
    • G03G2215/00721—Detection of physical properties of sheet position

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fixing For Electrophotography (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Controlling Sheets Or Webs (AREA)
JP2021184629A 2021-11-12 2021-11-12 画像形成装置 Active JP7778539B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021184629A JP7778539B2 (ja) 2021-11-12 2021-11-12 画像形成装置
US17/981,517 US11835905B2 (en) 2021-11-12 2022-11-07 Image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021184629A JP7778539B2 (ja) 2021-11-12 2021-11-12 画像形成装置

Publications (3)

Publication Number Publication Date
JP2023072226A JP2023072226A (ja) 2023-05-24
JP2023072226A5 JP2023072226A5 (https=) 2024-11-15
JP7778539B2 true JP7778539B2 (ja) 2025-12-02

Family

ID=86324593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021184629A Active JP7778539B2 (ja) 2021-11-12 2021-11-12 画像形成装置

Country Status (2)

Country Link
US (1) US11835905B2 (https=)
JP (1) JP7778539B2 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000352850A (ja) 1999-06-09 2000-12-19 Canon Inc 画像記録装置
JP2007017538A (ja) 2005-07-05 2007-01-25 Konica Minolta Business Technologies Inc 画像形成装置及びその制御方法
JP2007233372A (ja) 2006-02-03 2007-09-13 Canon Inc 像形成装置及び前記装置における残留シート検出方法
JP2012144317A (ja) 2011-01-11 2012-08-02 Canon Inc シート材検知装置及びシート材搬送装置及び画像形成装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6752621B2 (ja) * 2016-05-19 2020-09-09 キヤノン株式会社 画像形成装置
JP6989735B2 (ja) * 2017-09-19 2022-01-12 沖電気工業株式会社 画像形成装置
US11231672B2 (en) * 2017-09-28 2022-01-25 Canon Kabushiki Kaisha Image forming apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000352850A (ja) 1999-06-09 2000-12-19 Canon Inc 画像記録装置
JP2007017538A (ja) 2005-07-05 2007-01-25 Konica Minolta Business Technologies Inc 画像形成装置及びその制御方法
JP2007233372A (ja) 2006-02-03 2007-09-13 Canon Inc 像形成装置及び前記装置における残留シート検出方法
JP2012144317A (ja) 2011-01-11 2012-08-02 Canon Inc シート材検知装置及びシート材搬送装置及び画像形成装置

Also Published As

Publication number Publication date
US20230152742A1 (en) 2023-05-18
US11835905B2 (en) 2023-12-05
JP2023072226A (ja) 2023-05-24

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