JPH0241028B2 - - Google Patents
Info
- Publication number
- JPH0241028B2 JPH0241028B2 JP57222194A JP22219482A JPH0241028B2 JP H0241028 B2 JPH0241028 B2 JP H0241028B2 JP 57222194 A JP57222194 A JP 57222194A JP 22219482 A JP22219482 A JP 22219482A JP H0241028 B2 JPH0241028 B2 JP H0241028B2
- Authority
- JP
- Japan
- Prior art keywords
- toner
- photoconductor
- area
- image
- test
- 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 - Lifetime
Links
- 238000012360 testing method Methods 0.000 claims description 39
- 238000012546 transfer Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 239000000523 sample Substances 0.000 description 27
- 229920006227 ethylene-grafted-maleic anhydride Polymers 0.000 description 21
- 239000003990 capacitor Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000011521 glass Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical compound CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000013074 reference sample Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 125000003345 AMP group Chemical group 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Control Or Security For Electrophotography (AREA)
- Dry Development In Electrophotography (AREA)
- Wet Developing In Electrophotography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89495678A | 1978-04-10 | 1978-04-10 | |
| US894956 | 2001-06-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58116549A JPS58116549A (ja) | 1983-07-11 |
| JPH0241028B2 true JPH0241028B2 (fr) | 1990-09-14 |
Family
ID=25403737
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3344779A Granted JPS54134646A (en) | 1978-04-10 | 1979-03-23 | Duplicator |
| JP57222194A Granted JPS58116549A (ja) | 1978-04-10 | 1982-12-20 | 複写機 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3344779A Granted JPS54134646A (en) | 1978-04-10 | 1979-03-23 | Duplicator |
Country Status (2)
| Country | Link |
|---|---|
| JP (2) | JPS54134646A (fr) |
| CA (1) | CA1128114A (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5569154A (en) * | 1978-11-20 | 1980-05-24 | Hitachi Ltd | Developing method of electrostatic latent image |
| JPS56164353A (en) * | 1980-05-22 | 1981-12-17 | Fuji Xerox Co Ltd | Image density detector of electrophotographic copying machine |
| JPS5823043A (ja) * | 1981-08-03 | 1983-02-10 | Fuji Xerox Co Ltd | 複写機の濃度自動制御方法 |
| US4377338A (en) * | 1981-08-07 | 1983-03-22 | International Business Machines Corporation | Method and apparatus for copier quality monitoring and control |
| JPS58179855A (ja) * | 1982-04-16 | 1983-10-21 | Ricoh Co Ltd | 電子写真複写機の画像濃度制御におけるパタ−ン作像方法 |
| JPS5960461A (ja) * | 1982-09-01 | 1984-04-06 | ゼロツクス・コ−ポレ−シヨン | 電子写真式複写機に用いられるクリ−ニング装置及び方法 |
| JPS5974570A (ja) * | 1982-10-20 | 1984-04-27 | Ricoh Co Ltd | 静電記録方式における画像品質制御方法 |
| JP2621859B2 (ja) * | 1986-07-30 | 1997-06-18 | 株式会社リコー | 画像形成装置 |
| JP2541193B2 (ja) * | 1986-08-26 | 1996-10-09 | ミノルタ株式会社 | 画像形成装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3788739A (en) * | 1972-06-21 | 1974-01-29 | Xerox Corp | Image compensation method and apparatus for electrophotographic devices |
| JPS4924146A (fr) * | 1972-06-12 | 1974-03-04 | ||
| JPS5020730A (fr) * | 1973-05-17 | 1975-03-05 | ||
| JPS5337025A (en) * | 1976-09-17 | 1978-04-05 | Canon Inc | Stabilizing method for electrostatic latent |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2956487A (en) * | 1955-03-23 | 1960-10-18 | Rca Corp | Electrostatic printing |
| US3348523A (en) * | 1965-04-07 | 1967-10-24 | Xerox Corp | Automatic toner control system |
| NL7210357A (fr) * | 1971-08-06 | 1973-02-08 | ||
| JPS4936341A (fr) * | 1972-07-28 | 1974-04-04 | ||
| US3944354A (en) * | 1974-09-06 | 1976-03-16 | Eastman Kodak Company | Voltage measurement apparatus |
-
1979
- 1979-02-08 CA CA321,242A patent/CA1128114A/fr not_active Expired
- 1979-03-23 JP JP3344779A patent/JPS54134646A/ja active Granted
-
1982
- 1982-12-20 JP JP57222194A patent/JPS58116549A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4924146A (fr) * | 1972-06-12 | 1974-03-04 | ||
| US3788739A (en) * | 1972-06-21 | 1974-01-29 | Xerox Corp | Image compensation method and apparatus for electrophotographic devices |
| JPS5020730A (fr) * | 1973-05-17 | 1975-03-05 | ||
| JPS5337025A (en) * | 1976-09-17 | 1978-04-05 | Canon Inc | Stabilizing method for electrostatic latent |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1128114A (fr) | 1982-07-20 |
| JPS58116549A (ja) | 1983-07-11 |
| JPS54134646A (en) | 1979-10-19 |
| JPS567229B2 (fr) | 1981-02-17 |
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