JPS6321192B2 - - Google Patents
Info
- Publication number
- JPS6321192B2 JPS6321192B2 JP54036178A JP3617879A JPS6321192B2 JP S6321192 B2 JPS6321192 B2 JP S6321192B2 JP 54036178 A JP54036178 A JP 54036178A JP 3617879 A JP3617879 A JP 3617879A JP S6321192 B2 JPS6321192 B2 JP S6321192B2
- Authority
- JP
- Japan
- Prior art keywords
- tubular member
- copying machine
- developing
- photoconductive
- positioning
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 claims description 63
- 230000005291 magnetic effect Effects 0.000 claims description 38
- 238000007600 charging Methods 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 17
- 238000012546 transfer Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims 4
- 238000007599 discharging Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 16
- 238000012545 processing Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 238000011161 development Methods 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 2
- 229910001370 Se alloy Inorganic materials 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical class [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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
- G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
- G03G15/0208—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus
- G03G15/0241—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices by contact, friction or induction, e.g. liquid charging apparatus by bringing charging powder particles into contact with the member to be charged, e.g. by means of a magnetic brush
-
- 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
- G03G2215/02—Arrangements for laying down a uniform charge
- G03G2215/021—Arrangements for laying down a uniform charge by contact, friction or induction
- G03G2215/022—Arrangements for laying down a uniform charge by contact, friction or induction using a magnetic brush
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/892,610 US4174903A (en) | 1978-04-03 | 1978-04-03 | Combined processing station for use in an electrophotographic printing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54134447A JPS54134447A (en) | 1979-10-18 |
| JPS6321192B2 true JPS6321192B2 (US20080094685A1-20080424-C00004.png) | 1988-05-06 |
Family
ID=25400227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3617879A Granted JPS54134447A (en) | 1978-04-03 | 1979-03-27 | Duplicator |
Country Status (5)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55118050A (en) * | 1979-03-06 | 1980-09-10 | Canon Inc | Method and apparatus for developing |
| JPS5659504A (en) * | 1979-10-18 | 1981-05-23 | Ishikawajima Harima Heavy Ind Co Ltd | Rolling method |
| US4320958A (en) * | 1980-10-27 | 1982-03-23 | Xerox Corporation | Combined processing unit |
| JPS58205169A (ja) * | 1982-05-24 | 1983-11-30 | Canon Inc | 画像形成装置 |
| US4457615A (en) * | 1982-11-01 | 1984-07-03 | Xerox Corporation | Combined charge/cleaning brush for use in a xerographic copier |
| US4545669A (en) * | 1984-02-21 | 1985-10-08 | Xerox Corporation | Low voltage electrophotography with simultaneous photoreceptor charging, exposure and development |
| JPS644780A (en) * | 1987-06-29 | 1989-01-09 | Canon Kk | Developing device |
| DE69130523T2 (de) * | 1990-09-07 | 1999-05-20 | Konica Corp., Tokio/Tokyo | Aufladevorrichtung |
| EP0593245A1 (en) * | 1992-10-15 | 1994-04-20 | Konica Corporation | Image forming apparatus having charger to charge image carrier with magnetic brush |
| US5357323A (en) * | 1992-10-26 | 1994-10-18 | Konica Corporation | Magnetic brush charging device |
| US5367365A (en) * | 1992-11-16 | 1994-11-22 | Konica Corporation | Image forming apparatus with charger of image carrier using magnetic brush |
| JP3416820B2 (ja) * | 1993-03-25 | 2003-06-16 | コニカ株式会社 | 画像形成装置 |
| JPH06314016A (ja) * | 1993-04-28 | 1994-11-08 | Konica Corp | 帯電装置 |
| US6548218B1 (en) * | 1994-06-22 | 2003-04-15 | Canon Kabushiki Kaisha | Magnetic particles for charging means, and electrophotographic apparatus, process cartridge and image forming method including same |
| JPH0844152A (ja) * | 1994-07-28 | 1996-02-16 | Canon Inc | 帯電部材、帯電装置、画像形成装置、及びプロセスカートリッジ |
| JPH0943934A (ja) * | 1995-07-31 | 1997-02-14 | Canon Inc | 帯電装置および画像形成装置 |
| US5724632A (en) * | 1995-12-18 | 1998-03-03 | Canon Kabushiki Kaisha | Charging apparatus and electrophotographic apparatus |
| DE69913447T2 (de) * | 1998-09-01 | 2004-10-07 | Canon Kk | Aufladegerät mit Aufbewahrung von elektrisch leitenden Teilchen in Granulatform |
| DE60015651T2 (de) * | 1999-06-11 | 2005-10-06 | Canon K.K. | Magnetische Teilchen für elektrische Aufladung, Verfahren zu ihrer Herstellung, und Aufladungselement, Verfahrenskassette sowie Bildherstellungsapparat worin diese magnetische Teilchen eingesetzt werden |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850662A (en) * | 1971-09-10 | 1974-11-26 | Kalle Ag | Electrophotographic developing process and apparatus |
| US3971658A (en) * | 1973-03-14 | 1976-07-27 | Xerox Corporation | Imaging process employing friction charging in the presence of an electrically insulating liquid |
| GB1535398A (en) * | 1975-06-13 | 1978-12-13 | Tokyo Shibaura Electric Co | Electrostatic copying apparatus |
| US4105320A (en) * | 1977-01-05 | 1978-08-08 | Xerox Corporation | Transfer of conductive particles |
| US4102305A (en) * | 1977-07-01 | 1978-07-25 | Xerox Corporation | Development system with electrical field generating means |
-
1978
- 1978-04-03 US US05/892,610 patent/US4174903A/en not_active Expired - Lifetime
-
1979
- 1979-03-01 CA CA322,580A patent/CA1122644A/en not_active Expired
- 1979-03-27 JP JP3617879A patent/JPS54134447A/ja active Granted
- 1979-03-29 GB GB7910931A patent/GB2017970B/en not_active Expired
- 1979-03-30 BR BR7901945A patent/BR7901945A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR7901945A (pt) | 1979-11-27 |
| GB2017970A (en) | 1979-10-10 |
| US4174903A (en) | 1979-11-20 |
| JPS54134447A (en) | 1979-10-18 |
| GB2017970B (en) | 1982-08-04 |
| CA1122644A (en) | 1982-04-27 |
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