EP0586042A3 - Process cartridge and image forming apparatus - Google Patents

Process cartridge and image forming apparatus Download PDF

Info

Publication number
EP0586042A3
EP0586042A3 EP9393304623A EP93304623A EP0586042A3 EP 0586042 A3 EP0586042 A3 EP 0586042A3 EP 9393304623 A EP9393304623 A EP 9393304623A EP 93304623 A EP93304623 A EP 93304623A EP 0586042 A3 EP0586042 A3 EP 0586042A3
Authority
EP
European Patent Office
Prior art keywords
image forming
forming apparatus
process cartridge
cartridge
image
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
EP9393304623A
Other versions
EP0586042B1 (en
EP0586042A2 (en
Inventor
Makoto Takeuchi
Masahiko Yashiro
Toshiyuki Karakama
Atsushi Numagami
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.)
Canon Inc
Original Assignee
Canon 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
Priority claimed from JP26061392A external-priority patent/JP3259985B2/en
Priority claimed from JP4301588A external-priority patent/JPH06130739A/en
Priority claimed from JP30159092A external-priority patent/JP3382270B2/en
Application filed by Canon Inc filed Critical Canon Inc
Priority to EP97200004A priority Critical patent/EP0770932B1/en
Publication of EP0586042A2 publication Critical patent/EP0586042A2/en
Publication of EP0586042A3 publication Critical patent/EP0586042A3/en
Application granted granted Critical
Publication of EP0586042B1 publication Critical patent/EP0586042B1/en
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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1875—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge
    • 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
    • G03G15/0856—Detection or control means for the developer level
    • 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
    • G03G15/0856—Detection or control means for the developer level
    • G03G15/086—Detection or control means for the developer level the level being measured by electro-magnetic 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • G03G15/0881—Sealing of developer cartridges
    • 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
    • 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
    • G03G2215/02—Arrangements for laying down a uniform charge
    • G03G2215/021—Arrangements for laying down a uniform charge by contact, friction or induction
    • 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
    • G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
    • G03G2221/166—Electrical connectors
    • 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
    • G03G2221/1669—Details about used materials
    • 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
    • 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
    • G03G2221/1853—Process cartridge having a submodular arrangement
    • 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
    • G03G2221/1884—Projections on process cartridge for guiding mounting thereof in main machine
    • 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
    • G03G2221/1892—Presence detection
EP93304623A 1992-09-04 1993-06-15 Process cartridge and image forming apparatus Expired - Lifetime EP0586042B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP97200004A EP0770932B1 (en) 1992-09-04 1993-06-15 Process cartridge and image forming apparatus

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP260613/92 1992-09-04
JP26061392A JP3259985B2 (en) 1992-09-04 1992-09-04 Process cartridge and image forming apparatus
JP4301588A JPH06130739A (en) 1992-10-15 1992-10-15 Process cartridge and image forming device
JP301590/92 1992-10-15
JP30159092A JP3382270B2 (en) 1992-10-15 1992-10-15 Process cartridge and image forming apparatus

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP97200004A Division EP0770932B1 (en) 1992-09-04 1993-06-15 Process cartridge and image forming apparatus

Publications (3)

Publication Number Publication Date
EP0586042A2 EP0586042A2 (en) 1994-03-09
EP0586042A3 true EP0586042A3 (en) 1994-08-24
EP0586042B1 EP0586042B1 (en) 1998-09-02

Family

ID=27334931

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93304623A Expired - Lifetime EP0586042B1 (en) 1992-09-04 1993-06-15 Process cartridge and image forming apparatus

Country Status (1)

Country Link
EP (1) EP0586042B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3337859B2 (en) * 1994-04-26 2002-10-28 キヤノン株式会社 Process cartridge and image forming apparatus
JP3530644B2 (en) 1995-07-31 2004-05-24 キヤノン株式会社 Developing frame, process cartridge, and electrophotographic image forming apparatus
JP3359245B2 (en) * 1995-10-25 2002-12-24 キヤノン株式会社 Process cartridge and electrophotographic image forming apparatus
JP3492129B2 (en) * 1996-01-09 2004-02-03 キヤノン株式会社 Process cartridge, developing device, and electrophotographic image forming device
JP2000066498A (en) 1998-08-21 2000-03-03 Canon Inc Electrophotographic image forming device and processing cartridge
US6859627B2 (en) 1998-12-28 2005-02-22 Canon Kabushiki Kaisha Image developing apparatus, process cartridge, electrophotographic image forming apparatus, and developing unit frame
JP3572030B2 (en) * 2001-04-27 2004-09-29 キヤノン株式会社 Process cartridge reproduction method, disassembly method, assembling method, positioning and coupling device, and process cartridge
KR20200107454A (en) * 2019-03-08 2020-09-16 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. Structure to selectively expose grip portion of toner cartridge

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55153970A (en) * 1979-05-18 1980-12-01 Canon Inc Developer replenishing time detector
JPH02304470A (en) * 1989-05-18 1990-12-18 Canon Inc Developing device
JPH0377978A (en) * 1989-08-21 1991-04-03 Fuji Xerox Co Ltd Toner presence/absence detecting device
JPH03248176A (en) * 1990-02-27 1991-11-06 Canon Inc Image forming device
JPH04162068A (en) * 1990-10-25 1992-06-05 Canon Inc Image forming device
JPH04242771A (en) * 1990-12-28 1992-08-31 Canon Inc Image forming device with developer residual quantity detecting device and cartridge attachable to and removable from said device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0690554B2 (en) * 1990-07-11 1994-11-14 キヤノン株式会社 Image forming device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55153970A (en) * 1979-05-18 1980-12-01 Canon Inc Developer replenishing time detector
JPH02304470A (en) * 1989-05-18 1990-12-18 Canon Inc Developing device
JPH0377978A (en) * 1989-08-21 1991-04-03 Fuji Xerox Co Ltd Toner presence/absence detecting device
JPH03248176A (en) * 1990-02-27 1991-11-06 Canon Inc Image forming device
JPH04162068A (en) * 1990-10-25 1992-06-05 Canon Inc Image forming device
JPH04242771A (en) * 1990-12-28 1992-08-31 Canon Inc Image forming device with developer residual quantity detecting device and cartridge attachable to and removable from said device

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 15, no. 245 (P - 1218) 24 June 1991 (1991-06-24) *
PATENT ABSTRACTS OF JAPAN vol. 15, no. 88 (P - 1174) 4 March 1991 (1991-03-04) *
PATENT ABSTRACTS OF JAPAN vol. 16, no. 42 (P - 1306) 31 January 1992 (1992-01-31) *
PATENT ABSTRACTS OF JAPAN vol. 16, no. 457 (P - 1426) 22 September 1992 (1992-09-22) *
PATENT ABSTRACTS OF JAPAN vol. 17, no. 14 (P - 1467) 11 January 1993 (1993-01-11) *
PATENT ABSTRACTS OF JAPAN vol. 5, no. 32 (P - 050) 27 February 1981 (1981-02-27) *

Also Published As

Publication number Publication date
EP0586042B1 (en) 1998-09-02
EP0586042A2 (en) 1994-03-09

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