EP0033647A3 - Electrostatic copying apparatus - Google Patents

Electrostatic copying apparatus Download PDF

Info

Publication number: EP0033647A3
Authority: EP; European Patent Office
Prior art keywords: copying apparatus; electrostatic copying; electrostatic; copying
Prior art date: 1980-01-31
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

EP81300404A

Other versions

EP0033647A2 (en

EP0033647B1 (en

Inventor

Ryutaro Yamagata

Nobuhiko Kozuka

Hitoshi Nishihama

Shigeo Koyama

Kazutada 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.)

1980-01-31

Filing date

1981-01-30

Publication date

1981-12-30

1980-01-31 Priority claimed from JP1980012034U external-priority patent/JPS6328435Y2/ja

1980-01-31 Priority claimed from JP1181180A external-priority patent/JPS56107274A/en

1980-01-31 Priority claimed from JP1203580U external-priority patent/JPS56113346U/ja

1980-01-31 Priority claimed from JP1980012037U external-priority patent/JPS6333225Y2/ja

1980-01-31 Priority claimed from JP1980012036U external-priority patent/JPS6328436Y2/ja

1980-01-31 Priority claimed from JP1181080A external-priority patent/JPS56107280A/en

1981-01-30 Priority to DE8383109210T priority Critical patent/DE3176117D1/en

1981-01-30 Application filed by Mita Industrial Co Ltd filed Critical Mita Industrial Co Ltd

1981-08-12 Publication of EP0033647A2 publication Critical patent/EP0033647A2/en

1981-12-30 Publication of EP0033647A3 publication Critical patent/EP0033647A3/en

1985-08-21 Application granted granted Critical

1985-08-21 Publication of EP0033647B1 publication Critical patent/EP0033647B1/en

Status Expired legal-status Critical Current

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
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Dry Development In Electrophotography (AREA)
Cleaning In Electrography (AREA)

EP19810300404 1980-01-31 1981-01-30 Cleaning device for an electrostatic copying apparatus Expired EP0033647B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
DE8383109210T DE3176117D1 (en)	1980-01-31	1981-01-30	Developing device for an electrostatic copying apparatus

Applications Claiming Priority (12)

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

Related Child Applications (2)

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

Publications (3)

Publication Number	Publication Date
EP0033647A2 EP0033647A2 (en)	1981-08-12
EP0033647A3 true EP0033647A3 (en)	1981-12-30
EP0033647B1 EP0033647B1 (en)	1985-08-21

Family

ID=27548357

Family Applications (1)

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

Country Status (2)

Country	Link
EP (1)	EP0033647B1 (en)
DE (1)	DE3171869D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS62153992A (en) *	1985-12-27	1987-07-08	Sharp Corp	Filled-up waste toner detecting device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2022718B2 (en) *	1969-05-19	1978-06-08	International Business Machines Corp., Armonk, N.Y. (V.St.A.)	Cleaning station for cleaning a photoconductive recording layer
US4097140A (en) *	1975-07-22	1978-06-27	Ricoh Company, Ltd.	Method and apparatus for cleaning toner in electrophotographic copying machines
EP0001413A1 (en) *	1977-09-19	1979-04-18	Mita Industrial Co. Ltd.	Method of removing residual toner from surface of photoconductive member for use in electrostatic copying apparatus of the transfer type

1981
- 1981-01-30 DE DE8181300404T patent/DE3171869D1/en not_active Expired
- 1981-01-30 EP EP19810300404 patent/EP0033647B1/en not_active Expired

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2022718B2 (en) *	1969-05-19	1978-06-08	International Business Machines Corp., Armonk, N.Y. (V.St.A.)	Cleaning station for cleaning a photoconductive recording layer
US4097140A (en) *	1975-07-22	1978-06-27	Ricoh Company, Ltd.	Method and apparatus for cleaning toner in electrophotographic copying machines
EP0001413A1 (en) *	1977-09-19	1979-04-18	Mita Industrial Co. Ltd.	Method of removing residual toner from surface of photoconductive member for use in electrostatic copying apparatus of the transfer type

Also Published As

Publication number	Publication date
EP0033647A2 (en)	1981-08-12
EP0033647B1 (en)	1985-08-21
DE3171869D1 (en)	1985-09-26

Publication	Publication Date	Title
DE3175958D1 (en)	1987-04-09	Electrostatic copying apparatus
DE3276915D1 (en)	1987-09-10	Electrostatic copying apparatus
EP0195181A3 (en)	1987-02-25	Electrostatic copying apparatus
DE3365975D1 (en)	1986-10-16	Electrostatic copying apparatus
DE3163563D1 (en)	1984-06-20	Electrostatic copying apparatus
EP0125497A3 (en)	1985-03-13	Electrostatic copying apparatus
DE3171184D1 (en)	1985-08-08	Electrostatic copying apparatus
GB2035211B (en)	1983-03-23	Electrostatic copying apparatus
GB8323166D0 (en)	1983-09-28	Copying apparatus
GB2040813B (en)	1983-03-09	Electrostatic copying apparatus
DE3462632D1 (en)	1987-04-16	Electrostatic copying apparatus
GB2042421B (en)	1983-02-23	Electrostatic copying apparatus
DE3369749D1 (en)	1987-03-12	Electrostatic copying apparatus
GB2016959B (en)	1982-09-15	Electrostatic copying apparatus
DE3166402D1 (en)	1984-11-08	Copying apparatus
GB2094714B (en)	1984-09-12	Electrostatic copying apparatus
DE3262662D1 (en)	1985-04-25	Electrostatic copying apparatus
DE3175021D1 (en)	1986-09-04	Copying apparatus
GB2100015B (en)	1985-03-27	Copying apparatus
GB2075474B (en)	1982-12-08	Electrostatic copying apparatus
GB2086069B (en)	1984-11-14	Electrophotographic copying apparatus
EP0264968A3 (en)	1989-05-31	Electrostatic copying apparatus
GB2074506B (en)	1984-05-16	Toner apparatus
EP0033647A3 (en)	1981-12-30	Electrostatic copying apparatus
GB2034906B (en)	1983-02-09	Electrostatic copying apparatus

Legal Events

Date	Code	Title	Description
1981-06-13	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1981-08-12	AK	Designated contracting states	Designated state(s): DE FR GB IT
1981-10-26	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1981-12-30	AK	Designated contracting states	Designated state(s): DE FR GB IT
1982-08-04	17P	Request for examination filed	Effective date: 19820601
1985-04-18	ITF	It: translation for a ep patent filed
1985-06-22	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1985-08-21	AK	Designated contracting states	Designated state(s): DE FR GB IT
1985-09-26	REF	Corresponds to:	Ref document number: 3171869 Country of ref document: DE Date of ref document: 19850926
1985-10-04	ET	Fr: translation filed
1986-07-02	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1986-07-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1986-08-20	26N	No opposition filed
1991-01-31	ITTA	It: last paid annual fee
1994-01-11	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19940111 Year of fee payment: 14
1994-01-20	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19940120 Year of fee payment: 14
1994-01-21	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19940121 Year of fee payment: 14
1995-01-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19950130
1995-09-27	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19950130
1995-09-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19950929
1995-10-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19951003
1995-11-24	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST