IT1232952B - Cartuccia rimovibile di sviluppo xerografico a sviluppatore secco - Google Patents

Cartuccia rimovibile di sviluppo xerografico a sviluppatore secco

Info

Publication number
IT1232952B
IT1232952B IT8722525A IT2252587A IT1232952B IT 1232952 B IT1232952 B IT 1232952B IT 8722525 A IT8722525 A IT 8722525A IT 2252587 A IT2252587 A IT 2252587A IT 1232952 B IT1232952 B IT 1232952B
Authority
IT
Italy
Prior art keywords
removable cartridge
dry developer
xerographic development
xerographic
development
Prior art date
Application number
IT8722525A
Other languages
English (en)
Other versions
IT8722525A0 (it
Inventor
Giancarlo Gatti
Original Assignee
Honeywell Bull Spa
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 Honeywell Bull Spa filed Critical Honeywell Bull Spa
Priority to IT8722525A priority Critical patent/IT1232952B/it
Publication of IT8722525A0 publication Critical patent/IT8722525A0/it
Priority to US07/250,475 priority patent/US4919071A/en
Priority to DE88117301T priority patent/DE3882649T2/de
Priority to EP88117301A priority patent/EP0315800B1/en
Application granted granted Critical
Publication of IT1232952B publication Critical patent/IT1232952B/it

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
    • G03G15/0822—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
    • 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
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
    • G03G15/0868—Toner cartridges fulfilling a continuous function within the electrographic apparatus during the use of the supplied developer material, e.g. toner discharge on demand, storing residual toner, acting as an active closure for the developer replenishing opening
    • 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
    • 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
    • G03G2221/163—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the developer unit
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S222/00—Dispensing
    • Y10S222/01—Xerography

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
IT8722525A 1987-11-05 1987-11-05 Cartuccia rimovibile di sviluppo xerografico a sviluppatore secco IT1232952B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT8722525A IT1232952B (it) 1987-11-05 1987-11-05 Cartuccia rimovibile di sviluppo xerografico a sviluppatore secco
US07/250,475 US4919071A (en) 1987-11-05 1988-09-28 Dry toner removable developing cartridge
DE88117301T DE3882649T2 (de) 1987-11-05 1988-10-18 Herausnehmbare Entwicklungseinheit für pulverförmige Toner.
EP88117301A EP0315800B1 (en) 1987-11-05 1988-10-18 Dry toner removable developing cartridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8722525A IT1232952B (it) 1987-11-05 1987-11-05 Cartuccia rimovibile di sviluppo xerografico a sviluppatore secco

Publications (2)

Publication Number Publication Date
IT8722525A0 IT8722525A0 (it) 1987-11-05
IT1232952B true IT1232952B (it) 1992-03-11

Family

ID=11197437

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8722525A IT1232952B (it) 1987-11-05 1987-11-05 Cartuccia rimovibile di sviluppo xerografico a sviluppatore secco

Country Status (4)

Country Link
US (1) US4919071A (it)
EP (1) EP0315800B1 (it)
DE (1) DE3882649T2 (it)
IT (1) IT1232952B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02234177A (ja) * 1989-03-08 1990-09-17 Minolta Camera Co Ltd トナー供給装置
JPH02277083A (ja) * 1989-04-19 1990-11-13 Ricoh Co Ltd トナー補給機構
US5109254A (en) * 1989-08-25 1992-04-28 Ricoh Company, Ltd. Developing apparatus
US5052288A (en) * 1989-10-24 1991-10-01 Hot Snacks, Inc. Apparatus for dispensing snack foods
JPH03184068A (ja) * 1989-12-14 1991-08-12 Sony Corp 電子写真装置
US5471284A (en) * 1990-01-19 1995-11-28 Canon Kabushiki Kaisha Image forming apparatus having toner depletion detection feature
JP2851208B2 (ja) * 1992-06-30 1999-01-27 富士通株式会社 現像剤カ−トリッジ及びこれを用いた画像形成装置
US5815780A (en) * 1996-12-23 1998-09-29 Xerox Corporation Method and apparatus for storing and delivering toner
US6965745B2 (en) * 2002-10-25 2005-11-15 Hewlett-Packard Development Company, L.P. Imaging consumables metering
US7187876B2 (en) * 2003-11-27 2007-03-06 Oki Data Corporation Image forming apparatus with mechanism to control toner replenishment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764208A (en) * 1970-12-29 1973-10-09 Canon Kk Developing device for use in electrophotographic copying machines
US4349132A (en) * 1979-12-06 1982-09-14 Pitney Bowes, Inc. Developer dispensing apparatus
JPS6032074A (ja) * 1983-08-03 1985-02-19 Hitachi Metals Ltd 現像装置
US4615608A (en) * 1983-10-31 1986-10-07 Canon Kabushiki Kaisha Developing apparatus
JPS6167061A (ja) * 1984-09-10 1986-04-07 Konishiroku Photo Ind Co Ltd 複写機等の部品交換装置

Also Published As

Publication number Publication date
EP0315800A1 (en) 1989-05-17
EP0315800B1 (en) 1993-07-28
DE3882649T2 (de) 1994-02-17
DE3882649D1 (de) 1993-09-02
IT8722525A0 (it) 1987-11-05
US4919071A (en) 1990-04-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971129