EP0103310A3 - Developing device for an electrostatic copying apparatus - Google Patents

Developing device for an electrostatic copying apparatus Download PDF

Info

Publication number
EP0103310A3
EP0103310A3 EP83109210A EP83109210A EP0103310A3 EP 0103310 A3 EP0103310 A3 EP 0103310A3 EP 83109210 A EP83109210 A EP 83109210A EP 83109210 A EP83109210 A EP 83109210A EP 0103310 A3 EP0103310 A3 EP 0103310A3
Authority
EP
European Patent Office
Prior art keywords
developing device
copying apparatus
electrostatic copying
electrostatic
developing
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
EP83109210A
Other versions
EP0103310B1 (en
EP0103310A2 (en
Inventor
Ryutaro Yamagata
Nobuhiko Kozuka
Hitoshi Nishihama
Shigeo Koyama
Kuzutada Sakai
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.)
Kyocera Mita Industrial Co Ltd
Original Assignee
Mita Industrial 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
Priority claimed from JP1980012034U external-priority patent/JPS6328435Y2/ja
Priority claimed from JP1181180A external-priority patent/JPS56107274A/en
Priority claimed from JP1980012037U external-priority patent/JPS6333225Y2/ja
Priority claimed from JP1181080A external-priority patent/JPS56107280A/en
Priority claimed from JP1203580U external-priority patent/JPS56113346U/ja
Priority claimed from JP1980012036U external-priority patent/JPS6328436Y2/ja
Priority to EP19830109210 priority Critical patent/EP0103310B1/en
Application filed by Mita Industrial Co Ltd filed Critical Mita Industrial Co Ltd
Publication of EP0103310A2 publication Critical patent/EP0103310A2/en
Publication of EP0103310A3 publication Critical patent/EP0103310A3/en
Application granted granted Critical
Publication of EP0103310B1 publication Critical patent/EP0103310B1/en
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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0035—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a brush; Details of cleaning brushes, e.g. fibre density
    • 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
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
EP19830109210 1980-01-31 1981-01-30 Developing device for an electrostatic copying apparatus Expired EP0103310B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19830109210 EP0103310B1 (en) 1980-01-31 1981-01-30 Developing device for an electrostatic copying apparatus

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
JP12035/80U 1980-01-31
JP1181180A JPS56107274A (en) 1980-01-31 1980-01-31 Developing device of electrostatic copier
JP1980012037U JPS6333225Y2 (en) 1980-01-31 1980-01-31
JP12037/80U 1980-01-31
JP1181080A JPS56107280A (en) 1980-01-31 1980-01-31 Cleaning device of transfer type electrostatic copier
JP1980012034U JPS6328435Y2 (en) 1980-01-31 1980-01-31
JP1203580U JPS56113346U (en) 1980-01-31 1980-01-31
JP11811/80 1980-01-31
JP11810/80 1980-01-31
JP1980012036U JPS6328436Y2 (en) 1980-01-31 1980-01-31
JP12036/80U 1980-01-31
JP12034/80U 1980-01-31
EP19830109210 EP0103310B1 (en) 1980-01-31 1981-01-30 Developing device for an electrostatic copying apparatus

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP19810300404 Division EP0033647B1 (en) 1980-01-31 1981-01-30 Cleaning device for an electrostatic copying apparatus
EP19810300404 Division-Into EP0033647B1 (en) 1980-01-31 1981-01-30 Cleaning device for an electrostatic copying apparatus

Publications (3)

Publication Number Publication Date
EP0103310A2 EP0103310A2 (en) 1984-03-21
EP0103310A3 true EP0103310A3 (en) 1984-09-26
EP0103310B1 EP0103310B1 (en) 1987-04-15

Family

ID=27561879

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19830109210 Expired EP0103310B1 (en) 1980-01-31 1981-01-30 Developing device for an electrostatic copying apparatus

Country Status (1)

Country Link
EP (1) EP0103310B1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965862A (en) * 1975-01-30 1976-06-29 Xerox Corporation Xerographic development system
US4030447A (en) * 1974-10-10 1977-06-21 Canon Kabushiki Kaisha Developing device
DE2842516A1 (en) * 1977-09-30 1979-04-05 Ricoh Kk DEVELOPMENT FACILITY
GB2017537A (en) * 1978-03-23 1979-10-10 Hitachi Metals Ltd Toner supply arrangement for magnetic brush
DE3005756A1 (en) * 1979-02-15 1980-08-28 Canon Kk DEVELOPMENT DEVICE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55118071A (en) * 1979-03-06 1980-09-10 Canon Inc Developing device
JPS578566A (en) * 1980-06-18 1982-01-16 Mita Ind Co Ltd Developing device of electrophotographic copying machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030447A (en) * 1974-10-10 1977-06-21 Canon Kabushiki Kaisha Developing device
US3965862A (en) * 1975-01-30 1976-06-29 Xerox Corporation Xerographic development system
DE2842516A1 (en) * 1977-09-30 1979-04-05 Ricoh Kk DEVELOPMENT FACILITY
GB2017537A (en) * 1978-03-23 1979-10-10 Hitachi Metals Ltd Toner supply arrangement for magnetic brush
DE3005756A1 (en) * 1979-02-15 1980-08-28 Canon Kk DEVELOPMENT DEVICE

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 4, no. 172 (P-38)[654], 27th November 1980; & JP-A-55 118 071 (CANON K.K.) 10-09-1980 *
PATENT ABSTRACTS OF JAPAN, vol. 6, no. 70 (P-113)[948], 6th May 1982; & JP-A-57 008 566 (MITA KOGYO K.K.) 16-01-1982 *

Also Published As

Publication number Publication date
EP0103310B1 (en) 1987-04-15
EP0103310A2 (en) 1984-03-21

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