DE2041950A1 - Verfahren und Vorrichtung zur Regulierung der Entwicklung eines latenten elektrostatischen Bildes - Google Patents
Verfahren und Vorrichtung zur Regulierung der Entwicklung eines latenten elektrostatischen BildesInfo
- Publication number
- DE2041950A1 DE2041950A1 DE19702041950 DE2041950A DE2041950A1 DE 2041950 A1 DE2041950 A1 DE 2041950A1 DE 19702041950 DE19702041950 DE 19702041950 DE 2041950 A DE2041950 A DE 2041950A DE 2041950 A1 DE2041950 A1 DE 2041950A1
- Authority
- DE
- Germany
- Prior art keywords
- development
- image
- image carrier
- voltage
- 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.)
- Withdrawn
Links
- 238000011161 development Methods 0.000 title claims description 63
- 238000000034 method Methods 0.000 title claims description 22
- 230000001105 regulatory effect Effects 0.000 title claims description 7
- 239000000523 sample Substances 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010257 thawing Methods 0.000 claims 1
- 230000018109 developmental process Effects 0.000 description 56
- 239000002245 particle Substances 0.000 description 23
- 238000004140 cleaning Methods 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000012876 carrier material Substances 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- 230000005686 electrostatic field Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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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
- G03G15/065—Arrangements for controlling the potential of the developing electrode
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing For Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Dry Development In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US85408669A | 1969-08-29 | 1969-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2041950A1 true DE2041950A1 (de) | 1971-03-11 |
Family
ID=25317694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702041950 Withdrawn DE2041950A1 (de) | 1969-08-29 | 1970-08-24 | Verfahren und Vorrichtung zur Regulierung der Entwicklung eines latenten elektrostatischen Bildes |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2909343A1 (de) * | 1978-03-09 | 1979-09-13 | Ricoh Kk | Elektrostatographische einrichtung |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3784397A (en) * | 1970-02-04 | 1974-01-08 | Xerox Corp | Imaging system |
| JPS5144408B1 (enrdf_load_stackoverflow) * | 1970-12-26 | 1976-11-29 | ||
| US3678897A (en) * | 1971-01-28 | 1972-07-25 | Xerox Corp | Developer mixing apparatus |
| US3739800A (en) * | 1971-05-04 | 1973-06-19 | Copystatics Mfg Corp | Toner supply system for copying machine |
| DE2410741A1 (de) * | 1973-05-14 | 1974-12-12 | Xerox Corp | Regler fuer reproduktionsgeraete |
| US3815988A (en) * | 1973-05-17 | 1974-06-11 | Xerox Corp | Image density control apparatus |
| US3922380A (en) * | 1973-06-18 | 1975-11-25 | Eastman Kodak Co | Auto bias control method |
| US3898001A (en) * | 1973-08-14 | 1975-08-05 | Xerox Corp | Electrometer system for non-contact detection of electrostatic charge on a moving electrostatographic imaging surface |
| US3852668A (en) * | 1973-08-14 | 1974-12-03 | Xerox Corp | Electrometer system |
| US3875892A (en) * | 1974-01-14 | 1975-04-08 | Ransburg Corp | Apparatus for avoiding sparks in an electrostatic coating system |
| US3918395A (en) * | 1974-03-04 | 1975-11-11 | Eastman Kodak Co | Continuous bias control for electrographic development apparatus |
| JPS50140138A (enrdf_load_stackoverflow) * | 1974-04-30 | 1975-11-10 | ||
| US4129375A (en) * | 1974-05-10 | 1978-12-12 | Ricoh Company, Ltd. | Method and apparatus for electrically biasing developing electrode of electrophotography device |
| US4050806A (en) * | 1974-05-10 | 1977-09-27 | Ricoh Co., Ltd. | Method and apparatus for electrically biasing developing electrode of electrophotographic device |
| USRE31964E (en) * | 1974-06-17 | 1985-08-06 | Savin Corporation | Automatic development electrode bias control system |
| US3892481A (en) * | 1974-06-17 | 1975-07-01 | Savin Business Machines Corp | Automatic development electrode bias control system |
| US4141643A (en) * | 1974-09-13 | 1979-02-27 | Ricoh Company, Ltd. | Developing electrode arrangement for electrophotographic apparatus |
| JPS5174634A (en) * | 1974-12-24 | 1976-06-28 | Ricoh Kk | Denshishashinno baiasugenzohoho |
| US3998538A (en) * | 1975-02-24 | 1976-12-21 | Xerox Corporation | Electrometer apparatus for reproduction machines |
| US3981267A (en) * | 1975-05-20 | 1976-09-21 | Savin Business Machines Corporation | Electrophotographic liquid developing system |
| JPS52107392U (enrdf_load_stackoverflow) * | 1976-02-10 | 1977-08-16 | ||
| US4063155A (en) * | 1976-11-26 | 1977-12-13 | Xerox Corporation | D.C. Electrometer probe |
| US4100484A (en) * | 1976-11-26 | 1978-07-11 | Xerox Corporation | D.C. Electrometer |
| JPS53116844A (en) * | 1977-03-22 | 1978-10-12 | Minolta Camera Co Ltd | Magnetic brush type developing apparatus for zerographic copying machine |
| US4183657A (en) * | 1978-04-10 | 1980-01-15 | International Business Machines Corporation | Dynamic reference for an image quality control system |
| US4179213A (en) * | 1978-04-10 | 1979-12-18 | International Business Machines Corporation | Vector pinning in an electrophotographic machine |
| US4178095A (en) * | 1978-04-10 | 1979-12-11 | International Business Machines Corporation | Abnormally low reflectance photoconductor sensing system |
| US4330749A (en) * | 1978-12-25 | 1982-05-18 | Ricoh Company, Ltd. | Electrometer apparatus |
| USRE30477E (en) * | 1979-05-10 | 1981-01-13 | Savin Corporation | Electrophotographic liquid developing system |
| JPS5749977A (en) * | 1980-09-09 | 1982-03-24 | Minolta Camera Co Ltd | Copying machine |
| DE3232444A1 (de) * | 1982-09-01 | 1984-03-01 | Gossen Gmbh, 8520 Erlangen | Schaltungsanordnung fuer addition von kleinen ladungsmengen waehrend einer kurzen messzeit |
| US4724461A (en) * | 1987-04-06 | 1988-02-09 | Eastman Kodak Company | Dynamic process control for electrostatographic machines |
| JP2738749B2 (ja) * | 1989-08-07 | 1998-04-08 | 株式会社リコー | 画像形成装置 |
| US5857456A (en) * | 1996-06-10 | 1999-01-12 | Sarnoff Corporation | Inhaler apparatus with an electronic means for enhanced release of dry powders |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2956487A (en) * | 1955-03-23 | 1960-10-18 | Rca Corp | Electrostatic printing |
| US3147147A (en) * | 1961-06-05 | 1964-09-01 | Xerox Corp | Xerographic developing apparatus and electrode |
| US3424131A (en) * | 1964-09-30 | 1969-01-28 | Xerox Corp | Electroded cascade development system |
| US3412710A (en) * | 1966-10-11 | 1968-11-26 | Xerox Corp | Cleanup electrode |
| US3506259A (en) * | 1967-10-12 | 1970-04-14 | Xerox Corp | Electrostatic sheet detacking apparatus |
| US3416494A (en) * | 1967-12-26 | 1968-12-17 | Xerox Corp | Xerographic development electrode |
| US3430606A (en) * | 1968-01-02 | 1969-03-04 | Xerox Corp | Electroscopic particle sensor |
-
0
- BE BE755383D patent/BE755383A/xx unknown
-
1969
- 1969-08-29 US US854086A patent/US3611982A/en not_active Expired - Lifetime
-
1970
- 1970-06-15 JP JP45051833A patent/JPS4920097B1/ja active Pending
- 1970-08-21 GB GB4043170A patent/GB1303148A/en not_active Expired
- 1970-08-22 SU SU1471516A patent/SU473382A3/ru active
- 1970-08-24 DE DE19702041950 patent/DE2041950A1/de not_active Withdrawn
- 1970-08-24 FR FR7032350A patent/FR2059929A5/fr not_active Expired
- 1970-08-24 NL NL7012467A patent/NL7012467A/xx not_active Application Discontinuation
- 1970-08-25 PL PL1970142865A patent/PL80986B1/pl unknown
- 1970-08-25 SE SE11519/70A patent/SE361750B/xx unknown
- 1970-08-26 ES ES383058A patent/ES383058A1/es not_active Expired
- 1970-08-26 CH CH1277270A patent/CH523526A/de not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2909343A1 (de) * | 1978-03-09 | 1979-09-13 | Ricoh Kk | Elektrostatographische einrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7012467A (enrdf_load_stackoverflow) | 1971-03-02 |
| BE755383A (fr) | 1971-03-01 |
| SE361750B (enrdf_load_stackoverflow) | 1973-11-12 |
| CH523526A (de) | 1972-05-31 |
| US3611982A (en) | 1971-10-12 |
| PL80986B1 (enrdf_load_stackoverflow) | 1975-08-30 |
| FR2059929A5 (enrdf_load_stackoverflow) | 1971-06-04 |
| GB1303148A (enrdf_load_stackoverflow) | 1973-01-17 |
| JPS4920097B1 (enrdf_load_stackoverflow) | 1974-05-22 |
| SU473382A3 (ru) | 1975-06-05 |
| ES383058A1 (es) | 1973-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8136 | Disposal/non-payment of the fee for publication/grant |