FR2451828A1 - Procede electrographique et appareil electrographique correspondant - Google Patents
Procede electrographique et appareil electrographique correspondantInfo
- Publication number
- FR2451828A1 FR2451828A1 FR8006334A FR8006334A FR2451828A1 FR 2451828 A1 FR2451828 A1 FR 2451828A1 FR 8006334 A FR8006334 A FR 8006334A FR 8006334 A FR8006334 A FR 8006334A FR 2451828 A1 FR2451828 A1 FR 2451828A1
- Authority
- FR
- France
- Prior art keywords
- electrographic
- support
- powder ink
- ink
- finesse
- 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
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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/34—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner
- G03G15/344—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner by selectively transferring the powder to the recording medium, e.g. by using a LED array
- G03G15/348—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the powder image is formed directly on the recording material, e.g. by using a liquid toner by selectively transferring the powder to the recording medium, e.g. by using a LED array using a stylus or a multi-styli array
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2217/00—Details of electrographic processes using patterns other than charge patterns
- G03G2217/0041—Process where the image-carrying member is always completely covered by a toner layer
- G03G2217/0058—Process where the image-carrying member is always completely covered by a toner layer where the toner layer is being charged
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Electrophotography Using Other Than Carlson'S Method (AREA)
- Dot-Matrix Printers And Others (AREA)
Abstract
L'INVENTION CONCERNE L'INDUSTRIE DE LA REPRODUCTION GRAPHIQUE. UNE ENCRE EN POUDRE EST ETALEE EN COUCHE REGULIERE SUR UN SUPPORT 3, PAR UN DISPOSITIF D'ALIMENTATION 10 MONTE EN AMONT D'ELECTRODES 1 DISPOSEES EN RANGEE, EN REGARD DU SUPPORT 3, ET SUIVANT UNE GENERATRICE DE CELUI-CI, POUR COMMANDER L'ENCRAGE DE L'IMAGE PAR POINTS SUCCESSIFS 22. POUR EVITER UNE ACCUMULATION EXCESSIVE DES PARTICULES D'ENCRE EN POUDRE SUR LA POINTE 2 DE CHAQUE ELECTRODE, OU AGIT UN DISPOSITIF D'ATTACTION (AIMANTS 9), UN DISPOSITIF ASSURE L'EVACUATION DE L'ENCRE EN POUDRE EN EXCES (AIMANT 15). APPLICATION AUX MACHINES ELECTROGRAPHIQUES, NOTAMMENT POUR AUGMENTER LEUR VITESSE DE DEBIT, ET AMELIORER LA FINESSE DES IMAGES OBTENUES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2285979A | 1979-03-22 | 1979-03-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2451828A1 true FR2451828A1 (fr) | 1980-10-17 |
FR2451828B1 FR2451828B1 (fr) | 1984-02-17 |
Family
ID=21811813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8006334A Granted FR2451828A1 (fr) | 1979-03-22 | 1980-03-21 | Procede electrographique et appareil electrographique correspondant |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS55127578A (fr) |
AU (1) | AU531134B2 (fr) |
BR (1) | BR8001723A (fr) |
CA (1) | CA1142996A (fr) |
DE (1) | DE3010981C3 (fr) |
FR (1) | FR2451828A1 (fr) |
GB (1) | GB2045170B (fr) |
IT (1) | IT1143123B (fr) |
SE (1) | SE444239B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4502061A (en) * | 1981-09-22 | 1985-02-26 | Canon Kabushiki Kaisha | Image forming apparatus |
JPS5878783A (ja) * | 1981-11-06 | 1983-05-12 | Fuji Xerox Co Ltd | 画像記録方法 |
US4460907A (en) * | 1982-06-15 | 1984-07-17 | Minnesota Mining And Manufacturing Company | Electrographic imaging apparatus |
US4464672A (en) * | 1982-06-15 | 1984-08-07 | Minnesota Mining And Manufacturing Company | Electrographic recording apparatus |
JPS59155861A (ja) * | 1983-02-25 | 1984-09-05 | Matsushita Electric Ind Co Ltd | 粒子除去装置 |
JPS6091369A (ja) * | 1983-10-26 | 1985-05-22 | Canon Inc | 画像記録装置 |
JPH02106766A (ja) * | 1988-10-17 | 1990-04-18 | Hitachi Ltd | 静電記録ヘッド、画像記録装置、現像剤供給装置、ディスプレイ装置、及び静電記録ヘッドの製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3816840A (en) * | 1973-04-20 | 1974-06-11 | Minnesota Mining & Mfg | Electrographic recording process and apparatus using conductive toner subject to a capacitive force |
US3914771A (en) * | 1973-11-14 | 1975-10-21 | Minnesota Mining & Mfg | Electrographic recording process and apparatus employing synchronized recording pulses |
FR2358690A1 (fr) * | 1976-07-16 | 1978-02-10 | Nippon Telegraph & Telephone | Procede et dispositif d'enregistrement electrographique |
US4123762A (en) * | 1975-12-26 | 1978-10-31 | Ricoh Company, Ltd. | Improved electrostatic head with toner-repelling electrode |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3438706A (en) * | 1966-10-07 | 1969-04-15 | Canon Kk | Electrophotographic device |
GB1270825A (en) * | 1968-05-27 | 1972-04-19 | Rank Xerox Ltd | Apparatus and method for removing marking particles from non-image areas |
DE2052835A1 (de) * | 1969-10-20 | 1971-05-06 | Minnesota Mining & Mfg | Einrichtung zum Auftragen eines magnetisierbaren Pulvers auf eine Unter lage |
US3659526A (en) * | 1969-12-08 | 1972-05-02 | Itt | Magnetic and vacuum cleaning device for printer |
US3879737A (en) * | 1974-04-08 | 1975-04-22 | Minnesota Mining & Mfg | Integrated electrographic recording and developing stylus assembly |
US3946402A (en) * | 1974-05-28 | 1976-03-23 | Minnesota Mining & Manufacturing Company | Toner applicator for electrographic recording system |
-
1980
- 1980-02-12 CA CA000345508A patent/CA1142996A/fr not_active Expired
- 1980-03-19 SE SE8002128A patent/SE444239B/sv not_active IP Right Cessation
- 1980-03-21 JP JP3600280A patent/JPS55127578A/ja active Granted
- 1980-03-21 FR FR8006334A patent/FR2451828A1/fr active Granted
- 1980-03-21 IT IT48233/80A patent/IT1143123B/it active
- 1980-03-21 BR BR8001723A patent/BR8001723A/pt not_active IP Right Cessation
- 1980-03-21 AU AU56730/80A patent/AU531134B2/en not_active Ceased
- 1980-03-21 DE DE3010981A patent/DE3010981C3/de not_active Expired - Fee Related
- 1980-03-24 GB GB8009907A patent/GB2045170B/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3816840A (en) * | 1973-04-20 | 1974-06-11 | Minnesota Mining & Mfg | Electrographic recording process and apparatus using conductive toner subject to a capacitive force |
US3914771A (en) * | 1973-11-14 | 1975-10-21 | Minnesota Mining & Mfg | Electrographic recording process and apparatus employing synchronized recording pulses |
US4123762A (en) * | 1975-12-26 | 1978-10-31 | Ricoh Company, Ltd. | Improved electrostatic head with toner-repelling electrode |
FR2358690A1 (fr) * | 1976-07-16 | 1978-02-10 | Nippon Telegraph & Telephone | Procede et dispositif d'enregistrement electrographique |
Also Published As
Publication number | Publication date |
---|---|
AU531134B2 (en) | 1983-08-11 |
AU5673080A (en) | 1980-09-25 |
GB2045170B (en) | 1983-03-09 |
SE444239B (sv) | 1986-03-24 |
BR8001723A (pt) | 1980-11-18 |
SE8002128L (sv) | 1980-09-23 |
DE3010981C2 (fr) | 1989-06-29 |
JPS55127578A (en) | 1980-10-02 |
CA1142996A (fr) | 1983-03-15 |
DE3010981C3 (de) | 1995-03-23 |
JPH0145062B2 (fr) | 1989-10-02 |
DE3010981A1 (de) | 1980-10-02 |
FR2451828B1 (fr) | 1984-02-17 |
IT8048233A0 (it) | 1980-03-21 |
IT1143123B (it) | 1986-10-22 |
GB2045170A (en) | 1980-10-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |