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DE60208457T8 - An electrophotographic apparatus and method for detecting the opening / closing of a cover therefrom - Google Patents

An electrophotographic apparatus and method for detecting the opening / closing of a cover therefrom Download PDF

Info

Publication number
DE60208457T8
DE60208457T8 DE2002608457 DE60208457T DE60208457T8 DE 60208457 T8 DE60208457 T8 DE 60208457T8 DE 2002608457 DE2002608457 DE 2002608457 DE 60208457 T DE60208457 T DE 60208457T DE 60208457 T8 DE60208457 T8 DE 60208457T8
Authority
DE
Germany
Prior art keywords
closing
detecting
opening
electrophotographic apparatus
cover therefrom
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.)
Active
Application number
DE2002608457
Other languages
German (de)
Other versions
DE60208457D1 (en
DE60208457T2 (en
Inventor
Yutaka c/o Ricoh Company Ltd. Fukuchi
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE60208457D1 publication Critical patent/DE60208457D1/en
Application granted granted Critical
Publication of DE60208457T2 publication Critical patent/DE60208457T2/en
Publication of DE60208457T8 publication Critical patent/DE60208457T8/en
Active 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • 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
    • G03G21/1604—Arrangement or disposition of the entire apparatus
    • G03G21/1623—Means to access the interior of the apparatus
    • G03G21/1633—Means to access the interior of the apparatus using doors or covers
    • 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
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00033—Image density detection on recording member
    • G03G2215/00037—Toner image detection
    • G03G2215/00042—Optical detection
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00544—Openable part of feed path
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00717—Detection of physical properties
    • G03G2215/00721—Detection of physical properties of sheet position
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00717—Detection of physical properties
    • G03G2215/0078—Detection of physical properties of opening of structural part
    • 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
    • G03G2221/1678—Frame structures
    • G03G2221/169—Structural door designs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE2002608457 2001-03-26 2002-03-26 An electrophotographic apparatus and method for detecting the opening / closing of a cover therefrom Active DE60208457T8 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2001086611 2001-03-26
JP2001086611 2001-03-26
JP2001175610 2001-06-11
JP2001175610 2001-06-11
JP2002046268 2002-02-22
JP2002046268A JP4107372B2 (en) 2001-03-26 2002-02-22 Electrophotographic apparatus and cover opening / closing detection method thereof

Publications (3)

Publication Number Publication Date
DE60208457D1 DE60208457D1 (en) 2006-03-30
DE60208457T2 DE60208457T2 (en) 2006-08-24
DE60208457T8 true DE60208457T8 (en) 2006-12-28

Family

ID=27346343

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002608457 Active DE60208457T8 (en) 2001-03-26 2002-03-26 An electrophotographic apparatus and method for detecting the opening / closing of a cover therefrom

Country Status (3)

Country Link
EP (1) EP1246027B1 (en)
JP (1) JP4107372B2 (en)
DE (1) DE60208457T8 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040074335A (en) * 2003-02-17 2004-08-25 삼성전자주식회사 Electro-photographic image forming device and method for detecting opening of covers thereof
JP4737565B2 (en) 2008-07-25 2011-08-03 ブラザー工業株式会社 Image forming apparatus and initialization method of image forming apparatus
JP5409157B2 (en) * 2009-07-21 2014-02-05 キヤノン株式会社 Image heating device
JP5937370B2 (en) * 2012-02-01 2016-06-22 ニスカ株式会社 Printer
JP2025002387A (en) * 2023-06-22 2025-01-09 キヤノン株式会社 Image forming device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01203138A (en) * 1988-02-08 1989-08-15 Canon Inc image forming device
JP2661941B2 (en) * 1988-02-19 1997-10-08 株式会社リコー Image recording device
JPH0218573A (en) * 1988-07-06 1990-01-22 Nec Off Syst Ltd Copying machine
JPH11282223A (en) * 1998-02-02 1999-10-15 Ricoh Co Ltd Image forming apparatus and optical detection system
US6185381B1 (en) * 1998-12-22 2001-02-06 Canon Kabushiiki Kaisha Image forming apparatus

Also Published As

Publication number Publication date
JP4107372B2 (en) 2008-06-25
EP1246027B1 (en) 2006-01-04
EP1246027A3 (en) 2002-10-09
EP1246027A2 (en) 2002-10-02
DE60208457D1 (en) 2006-03-30
DE60208457T2 (en) 2006-08-24
JP2003066776A (en) 2003-03-05

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: FUKUCHI, YUTAKA, C/O RICOH COMPANY LTD., TOKYO 143

8364 No opposition during term of opposition