EP0032424A1 - Dispositif de développement d'images latentes - Google Patents

Dispositif de développement d'images latentes Download PDF

Info

Publication number
EP0032424A1
EP0032424A1 EP19810300054 EP81300054A EP0032424A1 EP 0032424 A1 EP0032424 A1 EP 0032424A1 EP 19810300054 EP19810300054 EP 19810300054 EP 81300054 A EP81300054 A EP 81300054A EP 0032424 A1 EP0032424 A1 EP 0032424A1
Authority
EP
European Patent Office
Prior art keywords
developer material
flexible member
developer
belt
tubular member
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
EP19810300054
Other languages
German (de)
English (en)
Other versions
EP0032424B1 (fr
Inventor
John J. Kopko
Dan A. Hays
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Publication of EP0032424A1 publication Critical patent/EP0032424A1/fr
Application granted granted Critical
Publication of EP0032424B1 publication Critical patent/EP0032424B1/fr
Expired legal-status Critical Current

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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
    • G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
    • G03G15/754—Details relating to xerographic drum, band or plate, e.g. replacing, testing relating to band, e.g. tensioning
    • 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
    • G03G15/0813—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 means in the developing zone having an interaction with the image carrying member, e.g. distance holders
    • 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
    • G03G2215/0607—Developer solid type two-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
    • G03G2215/0648—Two or more donor members
EP19810300054 1980-01-11 1981-01-07 Dispositif de développement d'images latentes Expired EP0032424B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11145080A 1980-01-11 1980-01-11
US111450 1987-10-22

Publications (2)

Publication Number Publication Date
EP0032424A1 true EP0032424A1 (fr) 1981-07-22
EP0032424B1 EP0032424B1 (fr) 1985-04-24

Family

ID=22338621

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19810300054 Expired EP0032424B1 (fr) 1980-01-11 1981-01-07 Dispositif de développement d'images latentes

Country Status (6)

Country Link
EP (1) EP0032424B1 (fr)
JP (1) JPS56104359A (fr)
AR (1) AR228585A1 (fr)
BR (1) BR8100129A (fr)
CA (1) CA1140806A (fr)
DE (1) DE3170076D1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041399A2 (fr) * 1980-06-02 1981-12-09 Xerox Corporation Appareil et procédé de développement électrostatographique
EP0085503A1 (fr) * 1982-01-18 1983-08-10 Xerox Corporation Procédé de développement électrostatographique
EP0129355A2 (fr) * 1983-06-13 1984-12-27 Xerox Corporation Système de développement à particules de toner magnétique isolant
EP0155071A2 (fr) * 1984-01-26 1985-09-18 Xerox Corporation Appareil de développement
EP0606901A2 (fr) * 1993-01-13 1994-07-20 Matsushita Electric Industrial Co., Ltd. Appareil électrophotographique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880518A (en) * 1974-06-21 1975-04-29 Xerox Corp Floating developer platen for reproduction apparatus
US3974952A (en) * 1974-09-10 1976-08-17 Eastman Kodak Company Web tracking apparatus
US4013041A (en) * 1975-10-24 1977-03-22 Eastman Kodak Company Self-compensating photoconductor web
GB1549413A (en) * 1976-08-16 1979-08-08 Eskofot Res As Method and apparatus for triboelectrically charging toner particles in a xerographic system
EP0019485A1 (fr) * 1979-05-21 1980-11-26 Xerox Corporation Appareil de tirage électrophotographique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5360237A (en) * 1976-11-11 1978-05-30 Ricoh Co Ltd Developing device for electrophotographic copier
US4106562A (en) * 1977-05-16 1978-08-15 Union Oil Company Of California Wellhead apparatus
JPS5477140U (fr) * 1977-10-28 1979-06-01
JPS5477140A (en) * 1977-12-01 1979-06-20 Ricoh Co Ltd Electrostatic latent image developing apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880518A (en) * 1974-06-21 1975-04-29 Xerox Corp Floating developer platen for reproduction apparatus
US3974952A (en) * 1974-09-10 1976-08-17 Eastman Kodak Company Web tracking apparatus
US4013041A (en) * 1975-10-24 1977-03-22 Eastman Kodak Company Self-compensating photoconductor web
GB1549413A (en) * 1976-08-16 1979-08-08 Eskofot Res As Method and apparatus for triboelectrically charging toner particles in a xerographic system
EP0019485A1 (fr) * 1979-05-21 1980-11-26 Xerox Corporation Appareil de tirage électrophotographique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
RESEARCH DISCLOSURE, No. 183, July 1979, page 352 Havant Hants, G.B. J. SWAPCEINSKI: "Development apparatus which compensates for nap contour variations". *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041399A2 (fr) * 1980-06-02 1981-12-09 Xerox Corporation Appareil et procédé de développement électrostatographique
EP0041399B1 (fr) * 1980-06-02 1985-01-30 Xerox Corporation Appareil et procédé de développement électrostatographique
EP0085503A1 (fr) * 1982-01-18 1983-08-10 Xerox Corporation Procédé de développement électrostatographique
EP0129355A2 (fr) * 1983-06-13 1984-12-27 Xerox Corporation Système de développement à particules de toner magnétique isolant
EP0129355A3 (en) * 1983-06-13 1985-05-29 Xerox Corporation A development system using magnetic, insulating toner particles
EP0155071A2 (fr) * 1984-01-26 1985-09-18 Xerox Corporation Appareil de développement
EP0155071A3 (en) * 1984-01-26 1986-01-02 Xerox Corporation Developing apparatus
EP0606901A2 (fr) * 1993-01-13 1994-07-20 Matsushita Electric Industrial Co., Ltd. Appareil électrophotographique
EP0606901A3 (fr) * 1993-01-13 1996-07-17 Matsushita Electric Ind Co Ltd Appareil électrophotographique.

Also Published As

Publication number Publication date
EP0032424B1 (fr) 1985-04-24
CA1140806A (fr) 1983-02-08
AR228585A1 (es) 1983-03-30
BR8100129A (pt) 1981-07-28
JPH0338594B2 (fr) 1991-06-11
DE3170076D1 (en) 1985-05-30
JPS56104359A (en) 1981-08-20

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