EP1821159A3 - Structure de refroidissement et appareil de formation d'images - Google Patents

Structure de refroidissement et appareil de formation d'images Download PDF

Info

Publication number
EP1821159A3
EP1821159A3 EP07102393A EP07102393A EP1821159A3 EP 1821159 A3 EP1821159 A3 EP 1821159A3 EP 07102393 A EP07102393 A EP 07102393A EP 07102393 A EP07102393 A EP 07102393A EP 1821159 A3 EP1821159 A3 EP 1821159A3
Authority
EP
European Patent Office
Prior art keywords
image forming
forming apparatus
cooling structure
developing device
toner
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
EP07102393A
Other languages
German (de)
English (en)
Other versions
EP1821159A2 (fr
EP1821159B1 (fr
Inventor
Keisuke Shimizu
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
Publication of EP1821159A2 publication Critical patent/EP1821159A2/fr
Publication of EP1821159A3 publication Critical patent/EP1821159A3/fr
Application granted granted Critical
Publication of EP1821159B1 publication Critical patent/EP1821159B1/fr
Not-in-force 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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control
    • G03G21/206—Conducting air through the machine, e.g. for cooling, filtering, removing gases like ozone
    • 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • 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
    • G03G2221/1645—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for conducting air through the machine, e.g. cooling

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
EP07102393.1A 2006-02-20 2007-02-14 Structure de refroidissement et appareil de formation d'images Not-in-force EP1821159B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006042590A JP4913423B2 (ja) 2006-02-20 2006-02-20 冷却構造および画像形成装置

Publications (3)

Publication Number Publication Date
EP1821159A2 EP1821159A2 (fr) 2007-08-22
EP1821159A3 true EP1821159A3 (fr) 2008-02-27
EP1821159B1 EP1821159B1 (fr) 2016-12-28

Family

ID=38066622

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07102393.1A Not-in-force EP1821159B1 (fr) 2006-02-20 2007-02-14 Structure de refroidissement et appareil de formation d'images

Country Status (2)

Country Link
EP (1) EP1821159B1 (fr)
JP (1) JP4913423B2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5322698B2 (ja) * 2009-02-27 2013-10-23 キヤノン株式会社 画像形成装置
JP5656061B2 (ja) * 2010-09-24 2015-01-21 株式会社リコー 画像形成装置
US9104171B2 (en) 2013-01-16 2015-08-11 Ricoh Company, Ltd. Detachable unit and image forming apparatus incorporating same
JP2021026036A (ja) 2019-07-31 2021-02-22 株式会社リコー 画像形成装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63184774A (ja) * 1987-01-28 1988-07-30 Ricoh Co Ltd 現像部の冷却装置
EP0678794A2 (fr) * 1994-04-22 1995-10-25 Ricoh Company, Ltd Dispositif de formation d'image avec un dispositif de développement rotatif
JPH0850412A (ja) * 1994-05-31 1996-02-20 Ricoh Co Ltd 画像形成装置
JPH11218987A (ja) * 1998-02-02 1999-08-10 Canon Inc 電子写真画像形成装置
US20010026707A1 (en) * 2000-01-19 2001-10-04 Shigeo Miyabe Process cartridge, engaging member therefor and method for mounting developing roller and magnet
JP2002182442A (ja) * 2000-12-12 2002-06-26 Konica Corp 画像形成装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05133892A (ja) * 1991-11-14 1993-05-28 Ricoh Co Ltd トナー濃度センサー
JPH11296041A (ja) * 1998-04-13 1999-10-29 Minolta Co Ltd 清掃装置およびそれを用いた画像形成装置
JP4421702B2 (ja) * 1999-07-23 2010-02-24 武藤工業株式会社 インクジェットプリンタ
JP2002258697A (ja) * 2001-02-28 2002-09-11 Toshiba Tec Corp 画像形成装置
JP2004233986A (ja) * 2003-01-09 2004-08-19 Ricoh Co Ltd 電子写真画像形成装置とトナー移送装置及びトナー
JP2005227751A (ja) * 2004-01-14 2005-08-25 Ricoh Co Ltd 補助電源装置及び画像形成装置
JP3994976B2 (ja) * 2004-03-09 2007-10-24 コニカミノルタビジネステクノロジーズ株式会社 トナー補給装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63184774A (ja) * 1987-01-28 1988-07-30 Ricoh Co Ltd 現像部の冷却装置
EP0678794A2 (fr) * 1994-04-22 1995-10-25 Ricoh Company, Ltd Dispositif de formation d'image avec un dispositif de développement rotatif
JPH0850412A (ja) * 1994-05-31 1996-02-20 Ricoh Co Ltd 画像形成装置
JPH11218987A (ja) * 1998-02-02 1999-08-10 Canon Inc 電子写真画像形成装置
US20010026707A1 (en) * 2000-01-19 2001-10-04 Shigeo Miyabe Process cartridge, engaging member therefor and method for mounting developing roller and magnet
JP2002182442A (ja) * 2000-12-12 2002-06-26 Konica Corp 画像形成装置

Also Published As

Publication number Publication date
JP2007219398A (ja) 2007-08-30
EP1821159A2 (fr) 2007-08-22
EP1821159B1 (fr) 2016-12-28
JP4913423B2 (ja) 2012-04-11

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