DE2861639D1 - Developing device for xerographic copying machines - Google Patents

Developing device for xerographic copying machines

Info

Publication number
DE2861639D1
DE2861639D1 DE7878200329T DE2861639T DE2861639D1 DE 2861639 D1 DE2861639 D1 DE 2861639D1 DE 7878200329 T DE7878200329 T DE 7878200329T DE 2861639 T DE2861639 T DE 2861639T DE 2861639 D1 DE2861639 D1 DE 2861639D1
Authority
DE
Germany
Prior art keywords
developing device
copying machines
xerographic copying
xerographic
machines
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
Application number
DE7878200329T
Other languages
English (en)
Inventor
Willy Joseph Palmans
William Constant Waterschoot
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.)
Agfa Gevaert NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of DE2861639D1 publication Critical patent/DE2861639D1/de
Expired 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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0812—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer regulating means, e.g. structure of doctor blade
    • 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
    • G03G2215/06—Developing structures, details
    • G03G2215/0602—Developer
    • G03G2215/0604—Developer solid type
    • G03G2215/0614—Developer solid type one-component
    • 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
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device
    • G03G2215/0641—Without separate supplying member (i.e. with developing housing sliding on donor member)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
DE7878200329T 1977-12-22 1978-12-01 Developing device for xerographic copying machines Expired DE2861639D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5352177 1977-12-22

Publications (1)

Publication Number Publication Date
DE2861639D1 true DE2861639D1 (en) 1982-03-25

Family

ID=10468106

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7878200329T Expired DE2861639D1 (en) 1977-12-22 1978-12-01 Developing device for xerographic copying machines

Country Status (6)

Country Link
US (1) US4245586A (de)
EP (1) EP0002845B1 (de)
JP (1) JPS5492330A (de)
CA (1) CA1122400A (de)
DE (1) DE2861639D1 (de)
DK (1) DK576378A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5560960A (en) * 1978-10-31 1980-05-08 Agfa Gevaert Nv Composition for developing electrostatic image and method of development
US4410259A (en) * 1980-03-08 1983-10-18 Mita Industrial Co., Ltd. Apparatus for developing latent electrostatic image
JPS57142610A (en) * 1981-02-27 1982-09-03 Olympus Optical Co Ltd Macrolens
EP0138458B2 (de) * 1983-09-30 1992-04-29 Kabushiki Kaisha Toshiba Entwicklungsgerät

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1121330A (fr) * 1954-04-03 1956-08-08 Roland Offsetmaschf Dispositif de mise en et hors d'action du cylindre en caoutchouc de machines à imprimer en offset
US3754963A (en) * 1970-12-23 1973-08-28 Ibm Surface for impression development in electrophotography
US3731146A (en) * 1970-12-23 1973-05-01 Ibm Toner distribution process
GB1396979A (en) * 1972-12-14 1975-06-11 Oce Van Der Grinten Nv Process and apparatus of developing electrostatic latent images
JPS5334050B2 (de) * 1973-08-27 1978-09-19
JPS5545392Y2 (de) * 1975-10-07 1980-10-24
US4187330A (en) * 1976-01-30 1980-02-05 Hitachi Metals, Ltd. Electrostatic developing method and apparatus using conductive magnetic toner
US4100884A (en) * 1976-02-25 1978-07-18 Ricoh Company, Ltd. Rubber developer roller using single component toner
US4121931A (en) * 1976-06-30 1978-10-24 Minnesota Mining And Manufacturing Company Electrographic development process
GB1583472A (en) * 1976-07-16 1981-01-28 Ricoh Kk Electrophotographic apparatus

Also Published As

Publication number Publication date
JPS5492330A (en) 1979-07-21
EP0002845A3 (en) 1979-07-25
DK576378A (da) 1979-06-23
CA1122400A (en) 1982-04-27
EP0002845A2 (de) 1979-07-11
US4245586A (en) 1981-01-20
EP0002845B1 (de) 1982-02-17

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee