FR2027431A1 - - Google Patents
Info
- Publication number
- FR2027431A1 FR2027431A1 FR6944511A FR6944511A FR2027431A1 FR 2027431 A1 FR2027431 A1 FR 2027431A1 FR 6944511 A FR6944511 A FR 6944511A FR 6944511 A FR6944511 A FR 6944511A FR 2027431 A1 FR2027431 A1 FR 2027431A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- G03G15/0801—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer for cascading
-
- 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
- G03G21/0047—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 electrostatic or magnetic means; Details thereof, e.g. magnetic pole arrangement of magnetic devices
-
- 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
- G03G2221/0005—Cleaning of residual toner
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning In Electrography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US78903168A | 1968-12-31 | 1968-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2027431A1 true FR2027431A1 (nl) | 1970-09-25 |
Family
ID=25146360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6944511A Withdrawn FR2027431A1 (nl) | 1968-12-31 | 1969-12-22 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3649262A (nl) |
BE (1) | BE743661A (nl) |
DE (1) | DE1965293A1 (nl) |
FR (1) | FR2027431A1 (nl) |
GB (1) | GB1296997A (nl) |
NL (1) | NL6919477A (nl) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5144408B1 (nl) * | 1970-12-26 | 1976-11-29 | ||
US4330199A (en) * | 1972-04-13 | 1982-05-18 | Canon Kabushiki Kaisha | Electrophotographic device |
US3865080A (en) * | 1973-01-17 | 1975-02-11 | Xerox Corp | Toner pickoff apparatus |
US3851962A (en) * | 1973-08-29 | 1974-12-03 | Savin Business Machines Corp | Electrostatic hold down apparatus |
US3921577A (en) * | 1974-05-28 | 1975-11-25 | Xerox Corp | Magnetic development units |
US4063811A (en) * | 1975-04-11 | 1977-12-20 | Minolta Camera Kabushiki Kaisha | Electrophotographic copier |
US4265998A (en) * | 1979-11-13 | 1981-05-05 | International Business Machines Corporation | Electrophotographic photoreceptive background areas cleaned by backcharge process |
US4470693A (en) * | 1982-01-11 | 1984-09-11 | Pitney Bowes Inc. | Self-cleaning xerographic apparatus |
JPS58122566A (ja) * | 1982-01-18 | 1983-07-21 | Toshiba Corp | 画像形成装置 |
DE3309984C2 (de) * | 1982-04-16 | 1986-10-30 | Ricoh Co., Ltd., Tokio/Tokyo | Verfahren zur Steuerung der Bilddichte von mittels eines elektrophotographischen Kopiergerätes hergestellten Kopien |
US4500198A (en) * | 1982-12-10 | 1985-02-19 | International Business Machines Corporation | Multiple roller magnetic brush developer having development electrode voltage switching |
US4664504A (en) * | 1983-01-20 | 1987-05-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Image forming apparatus |
US4609280A (en) * | 1983-10-31 | 1986-09-02 | International Business Machines Corporation | Xerographic apparatus and process with backside photoconductor imaging |
US4534641A (en) * | 1983-10-31 | 1985-08-13 | Xerox Corporation | Charge erase device for copying or reproduction machines and printers |
US4538900A (en) * | 1983-11-09 | 1985-09-03 | Ricoh Company, Ltd. | Electrophotographic copying apparatus including drum conditioning apparatus and method |
US4652114A (en) * | 1985-04-05 | 1987-03-24 | Minnesota Mining And Manufacturing Company | Electrophotographic copying apparatus and process |
US4769676A (en) * | 1986-03-04 | 1988-09-06 | Kabushiki Kaisha Toshiba | Image forming apparatus including means for removing residual toner |
US4800147A (en) * | 1987-08-03 | 1989-01-24 | Xerox Corporation | Xerographic process without conventional cleaner |
JPH0283556A (ja) * | 1988-09-20 | 1990-03-23 | Minolta Camera Co Ltd | カラー画像形成装置 |
JP2598131B2 (ja) * | 1989-05-31 | 1997-04-09 | 株式会社東芝 | 画像形成装置 |
JP2633686B2 (ja) * | 1989-05-31 | 1997-07-23 | 株式会社東芝 | 画像形成装置 |
JP2917357B2 (ja) * | 1990-02-07 | 1999-07-12 | ミノルタ株式会社 | 複写装置用磁性粉含有部材 |
JPH056088A (ja) * | 1991-02-15 | 1993-01-14 | Toshiba Corp | 静電記録装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2573881A (en) * | 1948-11-02 | 1951-11-06 | Battelle Development Corp | Method and apparatus for developing electrostatic images with electroscopic powder |
US2756676A (en) * | 1953-05-04 | 1956-07-31 | Haloid Co | Method for the production of electrophotographic prints |
US2911944A (en) * | 1954-09-16 | 1959-11-10 | Haloid Xerox Inc | Xerographic development apparatus |
US2956487A (en) * | 1955-03-23 | 1960-10-18 | Rca Corp | Electrostatic printing |
US2874064A (en) * | 1955-05-16 | 1959-02-17 | Haloid Xerox Inc | Xerographic cleaner |
US2959153A (en) * | 1955-12-21 | 1960-11-08 | Ibm | Xerographic image developing apparatus |
US2880699A (en) * | 1957-10-21 | 1959-04-07 | Haloid Xerox Inc | Xerographic development |
US3008826A (en) * | 1958-03-06 | 1961-11-14 | Xerox Corp | Xerographic development |
BE602721A (nl) * | 1960-04-19 | |||
US3257223A (en) * | 1962-11-01 | 1966-06-21 | Xerox Corp | Electrostatic powder cloud xerographic development method and apparatus |
US3424131A (en) * | 1964-09-30 | 1969-01-28 | Xerox Corp | Electroded cascade development system |
US3472657A (en) * | 1965-04-30 | 1969-10-14 | Xerox Corp | Xerographic development method and apparatus |
US3424615A (en) * | 1966-01-03 | 1969-01-28 | Xerox Corp | Method and apparatus for cleaning xerographic plates |
US3503776A (en) * | 1966-02-21 | 1970-03-31 | Xerox Corp | Xerographic development |
US3484265A (en) * | 1966-07-21 | 1969-12-16 | Xerox Corp | Transversely reciprocating fluidized bed development method |
US3412710A (en) * | 1966-10-11 | 1968-11-26 | Xerox Corp | Cleanup electrode |
US3520604A (en) * | 1967-10-16 | 1970-07-14 | Addressograph Multigraph | Photoelectrostatic copier |
-
1968
- 1968-12-31 US US789031A patent/US3649262A/en not_active Expired - Lifetime
-
1969
- 1969-12-22 GB GB1296997D patent/GB1296997A/en not_active Expired
- 1969-12-22 FR FR6944511A patent/FR2027431A1/fr not_active Withdrawn
- 1969-12-24 BE BE743661D patent/BE743661A/xx unknown
- 1969-12-29 DE DE19691965293 patent/DE1965293A1/de not_active Withdrawn
- 1969-12-29 NL NL6919477A patent/NL6919477A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1965293A1 (de) | 1970-09-17 |
US3649262A (en) | 1972-03-14 |
BE743661A (nl) | 1970-06-24 |
GB1296997A (nl) | 1972-11-22 |
NL6919477A (nl) | 1970-07-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |