ATE528696T1 - Dynamische enddichtung für eine tonerentwicklungseinheit - Google Patents

Dynamische enddichtung für eine tonerentwicklungseinheit

Info

Publication number
ATE528696T1
ATE528696T1 AT02761981T AT02761981T ATE528696T1 AT E528696 T1 ATE528696 T1 AT E528696T1 AT 02761981 T AT02761981 T AT 02761981T AT 02761981 T AT02761981 T AT 02761981T AT E528696 T1 ATE528696 T1 AT E528696T1
Authority
AT
Austria
Prior art keywords
toner
cartridge
developer roll
seal portion
developer
Prior art date
Application number
AT02761981T
Other languages
English (en)
Inventor
John Buchanan
Jarrett Gayne
Jason Hale
Benjamin Newman
Tom Stickler
Original Assignee
Lexmark Int 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25265527&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE528696(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lexmark Int Inc filed Critical Lexmark Int Inc
Application granted granted Critical
Publication of ATE528696T1 publication Critical patent/ATE528696T1/de

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
    • G03G15/06—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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0817—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the lateral sealing at both sides of the donor member with respect to the developer carrying direction
    • 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
    • G03G2221/1648—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts using seals, e.g. to prevent scattering of toner
    • 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
    • G03G2221/18—Cartridge systems
    • G03G2221/183—Process cartridge

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
AT02761981T 2001-04-12 2002-03-25 Dynamische enddichtung für eine tonerentwicklungseinheit ATE528696T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/833,888 US6487383B2 (en) 2001-04-12 2001-04-12 Dynamic end-seal for toner development unit
PCT/US2002/009079 WO2002084409A1 (en) 2001-04-12 2002-03-25 Dynamic end-seal for toner development unit

Publications (1)

Publication Number Publication Date
ATE528696T1 true ATE528696T1 (de) 2011-10-15

Family

ID=25265527

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02761981T ATE528696T1 (de) 2001-04-12 2002-03-25 Dynamische enddichtung für eine tonerentwicklungseinheit

Country Status (4)

Country Link
US (1) US6487383B2 (de)
EP (1) EP1430365B1 (de)
AT (1) ATE528696T1 (de)
WO (1) WO2002084409A1 (de)

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US6985683B2 (en) * 2003-11-05 2006-01-10 Lexmark International, Inc. Method of mitigating toner damage in high speed contact developing with end seal
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US7433632B2 (en) * 2005-04-18 2008-10-07 Lexmark International, Inc. Flexible toner feed member
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US7623807B2 (en) * 2005-12-15 2009-11-24 Lexmark International, Inc. Dynamic seal for component surfaces
US7627265B2 (en) * 2007-01-15 2009-12-01 Lexmark International, Inc. Seal and seal assembly for an image forming apparatus
US8116657B2 (en) * 2007-12-18 2012-02-14 Lexmark International, Inc. Upper seal for inhibiting doctor blade toner leakage
US8099012B2 (en) * 2007-12-18 2012-01-17 Lexmark International, Inc. Developer roll lip seal
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US20130084098A1 (en) * 2011-10-03 2013-04-04 Canon Kabushiki Kaisha Developing device and cleaning device
US9500994B2 (en) * 2011-12-30 2016-11-22 Lexmark International, Inc. Developer unit architecture for an imaging device
US8948649B2 (en) 2012-03-28 2015-02-03 Lexmark International, Inc. Sealing member having internal lubricant additives
JP2014002203A (ja) * 2012-06-15 2014-01-09 Ricoh Co Ltd 画像形成装置
JP6478729B2 (ja) * 2015-03-11 2019-03-06 キヤノン株式会社 現像装置、プロセスカートリッジ及び画像形成装置
JP7013113B2 (ja) 2015-06-30 2022-01-31 キヤノン株式会社 シール部材、ユニット及び画像形成装置
JP6604757B2 (ja) 2015-06-30 2019-11-13 キヤノン株式会社 シール部材、ユニット及び画像形成装置
US9835978B2 (en) 2015-09-22 2017-12-05 Lexmark International, Inc. Notched end seal for an electrophotographic image forming device
JP6862798B2 (ja) * 2016-11-30 2021-04-21 ブラザー工業株式会社 現像装置
WO2018141369A1 (en) 2017-01-31 2018-08-09 Hp Indigo B.V. Roller seal for a developer unit in a liquid electrophotographic printer
US10365586B1 (en) 2018-03-13 2019-07-30 Lexmark International, Inc. End seal assembly for an undercut developer roll
US10831131B1 (en) 2019-10-01 2020-11-10 Lexmark International, Inc. Developer unit assembly for restricting movement of a developer roll end seal in an electrophotographic image forming device
WO2021071473A1 (en) 2019-10-08 2021-04-15 Hewlett-Packard Development Company, L.P. Developer unit seals with fluid channels
US10962905B1 (en) 2019-10-21 2021-03-30 Lexmark International, Inc. Seal for an electrophotograhic image forming device
JP7455577B2 (ja) * 2019-12-26 2024-03-26 キヤノン株式会社 プロセスカートリッジ

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Also Published As

Publication number Publication date
EP1430365A4 (de) 2007-02-21
WO2002084409A1 (en) 2002-10-24
US6487383B2 (en) 2002-11-26
US20020150402A1 (en) 2002-10-17
EP1430365B1 (de) 2011-10-12
EP1430365A1 (de) 2004-06-23

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