JPH0114587B2 - - Google Patents
Info
- Publication number
- JPH0114587B2 JPH0114587B2 JP54047524A JP4752479A JPH0114587B2 JP H0114587 B2 JPH0114587 B2 JP H0114587B2 JP 54047524 A JP54047524 A JP 54047524A JP 4752479 A JP4752479 A JP 4752479A JP H0114587 B2 JPH0114587 B2 JP H0114587B2
- Authority
- JP
- Japan
- Prior art keywords
- sleeve
- toner
- magnet
- circumferential surface
- electrode
- 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
- 230000005389 magnetism Effects 0.000 claims 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 7
- 108091008695 photoreceptors Proteins 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000006163 transport media 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
- G03G15/06—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
- G03G15/0914—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush with a one-component toner
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing For Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4752479A JPS55138765A (en) | 1979-04-18 | 1979-04-18 | Magnetic brush developing device |
US06/133,664 US4295443A (en) | 1979-04-18 | 1980-03-25 | Developing apparatus for electrostatic copying machine |
DE3014372A DE3014372C2 (de) | 1979-04-18 | 1980-04-15 | Entwicklersystem zur Erzeugung eines Tonerbildes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4752479A JPS55138765A (en) | 1979-04-18 | 1979-04-18 | Magnetic brush developing device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55138765A JPS55138765A (en) | 1980-10-29 |
JPH0114587B2 true JPH0114587B2 (US06262066-20010717-C00315.png) | 1989-03-13 |
Family
ID=12777500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4752479A Granted JPS55138765A (en) | 1979-04-18 | 1979-04-18 | Magnetic brush developing device |
Country Status (3)
Country | Link |
---|---|
US (1) | US4295443A (US06262066-20010717-C00315.png) |
JP (1) | JPS55138765A (US06262066-20010717-C00315.png) |
DE (1) | DE3014372C2 (US06262066-20010717-C00315.png) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4625676A (en) * | 1982-02-17 | 1986-12-02 | Ricoh Company, Ltd. | Developing device |
US4515106A (en) * | 1982-10-15 | 1985-05-07 | Tokyo Shibaura Denki Kabushiki Kaisha | Developing apparatus |
DE4032469C2 (de) * | 1989-10-13 | 1994-07-28 | Ricoh Kk | Entwicklungsvorrichtung zum Entwickeln eines latenten Bildes |
US5220383A (en) * | 1991-04-01 | 1993-06-15 | Ricoh Company, Ltd. | Developing device for an image forming apparatus having a large number of microfields formed on a developer carrier |
JP3243696B2 (ja) * | 1991-11-14 | 2002-01-07 | 株式会社リコー | 現像装置 |
US5339141A (en) * | 1992-02-16 | 1994-08-16 | Ricoh Company, Ltd. | Developing device with a developer carrier capable of forming numerous microfields thereon |
US5325161A (en) * | 1993-05-24 | 1994-06-28 | Eastman Kodak Company | Device for developing an electrostatic image on an image member |
US5799234A (en) * | 1996-02-02 | 1998-08-25 | Fuji Xerox Co., Ltd. | Developing apparatus using a dual component developer |
US6580891B1 (en) * | 2001-11-29 | 2003-06-17 | Xerox Corporation | Apparatus and method for non-interactive magnetic brush development |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5258546A (en) * | 1975-11-10 | 1977-05-14 | Canon Inc | Development device for electrophotography |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3865080A (en) * | 1973-01-17 | 1975-02-11 | Xerox Corp | Toner pickoff apparatus |
US4187330A (en) * | 1976-01-30 | 1980-02-05 | Hitachi Metals, Ltd. | Electrostatic developing method and apparatus using conductive magnetic toner |
DE2654848C2 (de) * | 1976-12-03 | 1978-12-21 | Olympia Werke Ag, 2940 Wilhelmshaven | Vorrichtung zur Magnetbürstenentwicklung von elektrostatischen Ladungsbildern |
US4218691A (en) * | 1977-08-30 | 1980-08-19 | Ricoh Company, Ltd. | Recording apparatus with improved counter electrode |
-
1979
- 1979-04-18 JP JP4752479A patent/JPS55138765A/ja active Granted
-
1980
- 1980-03-25 US US06/133,664 patent/US4295443A/en not_active Expired - Lifetime
- 1980-04-15 DE DE3014372A patent/DE3014372C2/de not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5258546A (en) * | 1975-11-10 | 1977-05-14 | Canon Inc | Development device for electrophotography |
Also Published As
Publication number | Publication date |
---|---|
JPS55138765A (en) | 1980-10-29 |
DE3014372A1 (de) | 1980-10-23 |
DE3014372C2 (de) | 1982-10-14 |
US4295443A (en) | 1981-10-20 |