DE2703656C3 - Verfahren zum elektrostatischen Entwickeln - Google Patents
Verfahren zum elektrostatischen EntwickelnInfo
- Publication number
- DE2703656C3 DE2703656C3 DE2703656A DE2703656A DE2703656C3 DE 2703656 C3 DE2703656 C3 DE 2703656C3 DE 2703656 A DE2703656 A DE 2703656A DE 2703656 A DE2703656 A DE 2703656A DE 2703656 C3 DE2703656 C3 DE 2703656C3
- Authority
- DE
- Germany
- Prior art keywords
- toner
- latent image
- sleeve
- toner particles
- magnetic
- 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
- 238000011161 development Methods 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 22
- 239000002245 particle Substances 0.000 claims description 50
- 230000005291 magnetic effect Effects 0.000 claims description 36
- 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 10
- 239000004020 conductor Substances 0.000 description 8
- 238000012546 transfer Methods 0.000 description 8
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 230000005684 electric field Effects 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 229910001047 Hard ferrite Inorganic materials 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 235000014277 Clidemia hirta Nutrition 0.000 description 1
- 244000033714 Clidemia hirta Species 0.000 description 1
- 240000001439 Opuntia Species 0.000 description 1
- 235000004727 Opuntia ficus indica Nutrition 0.000 description 1
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 1
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000007771 core particle Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000011787 zinc oxide 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
-
- 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
- G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
- Developing Agents For Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP843076A JPS5292523A (en) | 1976-01-30 | 1976-01-30 | Electrostatic developing method |
| JP1040576A JPS5294138A (en) | 1976-02-04 | 1976-02-04 | Electrostatic developing method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2703656A1 DE2703656A1 (de) | 1977-08-04 |
| DE2703656B2 DE2703656B2 (de) | 1980-08-14 |
| DE2703656C3 true DE2703656C3 (de) | 1985-10-03 |
Family
ID=26342942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2703656A Expired DE2703656C3 (de) | 1976-01-30 | 1977-01-28 | Verfahren zum elektrostatischen Entwickeln |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4187330A (enExample) |
| DE (1) | DE2703656C3 (enExample) |
| DK (1) | DK37477A (enExample) |
| FR (1) | FR2339886A1 (enExample) |
| GB (1) | GB1567219A (enExample) |
| IT (1) | IT1082387B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4121931A (en) * | 1976-06-30 | 1978-10-24 | Minnesota Mining And Manufacturing Company | Electrographic development process |
| EP0002845B1 (en) * | 1977-12-22 | 1982-02-17 | Agfa-Gevaert N.V. | Developing device for xerographic copying machines |
| JPS5588070A (en) * | 1978-11-28 | 1980-07-03 | Mita Ind Co Ltd | Developer for electrostatic image |
| JPS6046428B2 (ja) * | 1978-11-28 | 1985-10-16 | 京セラミタ株式会社 | 静電写真複写法 |
| JPS55138765A (en) * | 1979-04-18 | 1980-10-29 | Toshiba Corp | Magnetic brush developing device |
| JPS5640862A (en) * | 1979-09-11 | 1981-04-17 | Canon Inc | Developing device |
| US4282827A (en) * | 1979-09-12 | 1981-08-11 | Xerox Corporation | Development system |
| DE3043040A1 (de) * | 1979-11-14 | 1981-05-21 | Canon K.K., Tokyo | Verfahren zum entwickeln elektrischer latenter bilder sowie eine vorrichtung zur durchfuehrung dieses verfahrens |
| US4433041A (en) * | 1981-03-04 | 1984-02-21 | Hitachi Metals, Ltd. | Recording method |
| US4407925A (en) * | 1981-03-13 | 1983-10-04 | Xerox Corporation | Process for developing electrostatic images with magnetic toner |
| NL8500039A (nl) * | 1985-01-08 | 1986-08-01 | Oce Nederland Bv | Electrofotografische werkwijze voor het vormen van een zichtbaar beeld. |
| NL9000912A (nl) * | 1990-04-18 | 1991-11-18 | Oce Nederland Bv | Werkwijze voor het vormen van zichtbare beelden, alsmede tonerpoeder ten gebruike in de werkwijze. |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3124457A (en) * | 1962-04-02 | 1964-03-10 | Charge | |
| US3219014A (en) * | 1962-12-04 | 1965-11-23 | Xerox Corp | Mechanical shield to protect magnetic core in xerographic developing apparatus |
| US3909258A (en) * | 1972-03-15 | 1975-09-30 | Minnesota Mining & Mfg | Electrographic development process |
| JPS516730A (ja) * | 1974-07-09 | 1976-01-20 | Konishiroku Photo Ind | Denshishashinfukushahoniokeru genzohoho |
| JPS5116926A (en) * | 1974-08-01 | 1976-02-10 | Mita Industrial Co Ltd | Seidenkasenzono genzohoho |
| DE2538122A1 (de) * | 1975-08-27 | 1977-03-03 | Schlegel Gmbh | Verfahren und vorrichtung zum herstellen von akkumulator-separatortaschen |
| US4003334A (en) * | 1975-11-11 | 1977-01-18 | Speed-O-Print Business Machines Corporation | Developer roller for electrostatic copier |
-
1977
- 1977-01-25 US US05/762,268 patent/US4187330A/en not_active Expired - Lifetime
- 1977-01-26 GB GB3191/77A patent/GB1567219A/en not_active Expired
- 1977-01-28 DE DE2703656A patent/DE2703656C3/de not_active Expired
- 1977-01-28 IT IT67188/77A patent/IT1082387B/it active
- 1977-01-28 FR FR7702537A patent/FR2339886A1/fr active Granted
- 1977-01-28 DK DK37477A patent/DK37477A/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1082387B (it) | 1985-05-21 |
| GB1567219A (en) | 1980-05-14 |
| DE2703656A1 (de) | 1977-08-04 |
| US4187330A (en) | 1980-02-05 |
| FR2339886B1 (enExample) | 1982-05-21 |
| DK37477A (da) | 1977-07-31 |
| DE2703656B2 (de) | 1980-08-14 |
| FR2339886A1 (fr) | 1977-08-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8281 | Inventor (new situation) |
Free format text: HARADA, HIDEKI, URAWA, SAITAMA, JP YAMASHITA, KEITAROU, SAITAMA, JP |
|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |