CA2036828C - Developing device - Google Patents

Developing device Download PDF

Info

Publication number
CA2036828C
CA2036828C CA002036828A CA2036828A CA2036828C CA 2036828 C CA2036828 C CA 2036828C CA 002036828 A CA002036828 A CA 002036828A CA 2036828 A CA2036828 A CA 2036828A CA 2036828 C CA2036828 C CA 2036828C
Authority
CA
Canada
Prior art keywords
toner
toner cartridge
edge
cartridge cover
cover
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.)
Expired - Fee Related
Application number
CA002036828A
Other languages
English (en)
French (fr)
Other versions
CA2036828A1 (en
Inventor
Takashi Ishikawa
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of CA2036828A1 publication Critical patent/CA2036828A1/en
Application granted granted Critical
Publication of CA2036828C publication Critical patent/CA2036828C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G03G15/0875—Arrangements for supplying new developer cartridges having a box like shape
    • 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
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
CA002036828A 1990-03-20 1991-02-21 Developing device Expired - Fee Related CA2036828C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPU02-028773 1990-03-20
JP1990028773U JPH03119860U (US06826419-20041130-M00005.png) 1990-03-20 1990-03-20

Publications (2)

Publication Number Publication Date
CA2036828A1 CA2036828A1 (en) 1991-09-21
CA2036828C true CA2036828C (en) 2000-05-09

Family

ID=12257729

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002036828A Expired - Fee Related CA2036828C (en) 1990-03-20 1991-02-21 Developing device

Country Status (5)

Country Link
EP (1) EP0448214B1 (US06826419-20041130-M00005.png)
JP (1) JPH03119860U (US06826419-20041130-M00005.png)
KR (1) KR940002427B1 (US06826419-20041130-M00005.png)
CA (1) CA2036828C (US06826419-20041130-M00005.png)
DE (1) DE69112878T2 (US06826419-20041130-M00005.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3284334B2 (ja) * 1996-11-18 2002-05-20 京セラミタ株式会社 シャッタ部材及びこれを使用するトナー補給装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4062385A (en) * 1975-03-14 1977-12-13 Eastman Kodak Company Toner handling apparatus
JP2662869B2 (ja) * 1987-12-28 1997-10-15 京セラ株式会社 電子写真装置

Also Published As

Publication number Publication date
DE69112878D1 (de) 1995-10-19
KR940002427B1 (ko) 1994-03-24
DE69112878T2 (de) 1996-02-15
EP0448214A2 (en) 1991-09-25
JPH03119860U (US06826419-20041130-M00005.png) 1991-12-10
CA2036828A1 (en) 1991-09-21
KR910017245A (ko) 1991-11-05
EP0448214A3 (en) 1992-07-08
EP0448214B1 (en) 1995-09-13

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed