EP0429152A3 - Developing unit - Google Patents

Developing unit Download PDF

Info

Publication number
EP0429152A3
EP0429152A3 EP19900250285 EP90250285A EP0429152A3 EP 0429152 A3 EP0429152 A3 EP 0429152A3 EP 19900250285 EP19900250285 EP 19900250285 EP 90250285 A EP90250285 A EP 90250285A EP 0429152 A3 EP0429152 A3 EP 0429152A3
Authority
EP
European Patent Office
Prior art keywords
toner container
frame
developing unit
mask
longitudinal edge
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
EP19900250285
Other languages
English (en)
Other versions
EP0429152A2 (de
EP0429152B1 (de
Inventor
Norbert Grimm
Gerhard Wilcke
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.)
Berolina Schriftbild Wilcke Wolff Busch and Partner KG
Original Assignee
Berolina Schriftbild Wilcke Wolff Busch and Partner KG
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=6393980&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0429152(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Berolina Schriftbild Wilcke Wolff Busch and Partner KG filed Critical Berolina Schriftbild Wilcke Wolff Busch and Partner KG
Priority to AT90250285T priority Critical patent/ATE95928T1/de
Publication of EP0429152A2 publication Critical patent/EP0429152A2/de
Publication of EP0429152A3 publication Critical patent/EP0429152A3/de
Application granted granted Critical
Publication of EP0429152B1 publication Critical patent/EP0429152B1/de
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
    • G03G15/06—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
    • G03G15/0894—Reconditioning of the developer unit, i.e. reusing or recycling parts of the unit, e.g. resealing of the unit before refilling with toner
    • 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • G03G15/0881—Sealing of developer cartridges
    • G03G15/0882—Sealing of developer cartridges by a peelable sealing film
    • 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
    • G03G2215/00987—Remanufacturing, i.e. reusing or recycling parts of the image forming apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Dry Development In Electrophotography (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pyrane Compounds (AREA)
  • Indole Compounds (AREA)
  • Color Electrophotography (AREA)
EP90250285A 1989-11-17 1990-11-16 Entwicklerstation Expired - Lifetime EP0429152B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT90250285T ATE95928T1 (de) 1989-11-17 1990-11-16 Entwicklerstation.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3938709A DE3938709A1 (de) 1989-11-17 1989-11-17 Entwicklerstation
DE3938709 1989-11-17

Publications (3)

Publication Number Publication Date
EP0429152A2 EP0429152A2 (de) 1991-05-29
EP0429152A3 true EP0429152A3 (en) 1991-09-11
EP0429152B1 EP0429152B1 (de) 1993-10-13

Family

ID=6393980

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90250285A Expired - Lifetime EP0429152B1 (de) 1989-11-17 1990-11-16 Entwicklerstation

Country Status (4)

Country Link
EP (1) EP0429152B1 (de)
AT (1) ATE95928T1 (de)
DE (2) DE3938709A1 (de)
ES (1) ES2046684T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4128101C2 (de) * 1991-08-24 1993-11-25 Turbon International Ag Tonerkartusche für Laserdrucker oder Kopiergeräte
EP0627672B1 (de) * 1993-06-01 2002-10-16 Hewlett-Packard Company, A Delaware Corporation Tonerdichtung einer Tonerkassette
US5752131A (en) * 1993-06-25 1998-05-12 Canon Kabushiki Kaisha Developing apparatus with a removable sealing film and process cartridge and image forming apparatus including such a developing apparatus
SG67919A1 (en) * 1993-06-25 1999-10-19 Canon Kk Developing apparatus process cartridge and image forming apparatus
EP0651297B1 (de) * 1993-11-01 1998-05-27 Canon Kabushiki Kaisha Prozesseinheit und Bilderzeugungsgerät
BE1008324A4 (nl) * 1994-05-11 1996-04-02 Kesel Jan De Middel om cartridges te hercycleren.
GB2289238B (en) * 1994-05-11 1998-08-26 Kesel Jan De Seal for a toner cartridge assembly

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2161851A1 (de) * 1970-12-14 1972-06-29 Xerox Corp Tonereingabevorrichtung für elektrostatische Reproduktionsmaschinen
DE8700905U1 (de) * 1987-01-16 1987-03-05 Berolina International Marketing Strategie GmbH, 1000 Berlin Kartusche für Kopiergeräte und Laserdrucker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687068A (en) * 1979-12-18 1981-07-15 Ricoh Co Ltd Toner supplying device
US4615608A (en) * 1983-10-31 1986-10-07 Canon Kabushiki Kaisha Developing apparatus
DE3446791C2 (de) * 1983-12-27 1987-05-07 Sharp K.K., Osaka Entwicklungsmaterial-Zuführeinrichtung
DE3532234A1 (de) * 1984-09-11 1986-03-20 Sharp K.K., Osaka Elektrophotographisches kopiergeraet
JPS6410276A (en) * 1987-07-02 1989-01-13 Sharp Kk Developing device for copying machine
JPS6410274A (en) * 1987-07-02 1989-01-13 Sharp Kk Developing device for copying machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2161851A1 (de) * 1970-12-14 1972-06-29 Xerox Corp Tonereingabevorrichtung für elektrostatische Reproduktionsmaschinen
DE8700905U1 (de) * 1987-01-16 1987-03-05 Berolina International Marketing Strategie GmbH, 1000 Berlin Kartusche für Kopiergeräte und Laserdrucker

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, Band 13, Nr. 180 (P-864)[3528], 27. April 1989; & JP-A-1 10 274 (SHARP) 13-01-1989 *
PATENT ABSTRACTS OF JAPAN, Band 13, Nr. 180 (P-864)[3528], 27. April 1989; & JP-A-1 10 276 (SHARP) 13-01-1989 *
PATENT ABSTRACTS OF JAPAN, Band 5, Nr. 154 (P-82)[826], 29. September 1981; & JP-A-56 87 068 (RICOH K.K.) 15-07-1981 *

Also Published As

Publication number Publication date
DE3938709C2 (de) 1992-09-10
EP0429152A2 (de) 1991-05-29
ES2046684T3 (es) 1994-02-01
EP0429152B1 (de) 1993-10-13
ATE95928T1 (de) 1993-10-15
DE3938709A1 (de) 1991-05-23
DE59003078D1 (de) 1993-11-18

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