JPH0241027B2 - - Google Patents
Info
- Publication number
- JPH0241027B2 JPH0241027B2 JP54154076A JP15407679A JPH0241027B2 JP H0241027 B2 JPH0241027 B2 JP H0241027B2 JP 54154076 A JP54154076 A JP 54154076A JP 15407679 A JP15407679 A JP 15407679A JP H0241027 B2 JPH0241027 B2 JP H0241027B2
- Authority
- JP
- Japan
- Prior art keywords
- copying
- magnification
- speed
- photoreceptor
- drum
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 41
- 230000009467 reduction Effects 0.000 claims description 25
- 230000003287 optical effect Effects 0.000 description 36
- 238000000034 method Methods 0.000 description 12
- 238000005286 illumination Methods 0.000 description 11
- 230000003068 static effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15407679A JPS5677852A (en) | 1979-11-28 | 1979-11-28 | Variable magnification controllable copying apparatus |
| US06/141,922 US4411514A (en) | 1979-04-24 | 1980-04-21 | Variable magnification electrophotographic copying apparatus |
| DE19803015820 DE3015820A1 (de) | 1979-04-24 | 1980-04-24 | Elektrophotographisches kopiergeraet mit veraenderbarer vergroesserung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15407679A JPS5677852A (en) | 1979-11-28 | 1979-11-28 | Variable magnification controllable copying apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5677852A JPS5677852A (en) | 1981-06-26 |
| JPH0241027B2 true JPH0241027B2 (de) | 1990-09-14 |
Family
ID=15576358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15407679A Granted JPS5677852A (en) | 1979-04-24 | 1979-11-28 | Variable magnification controllable copying apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5677852A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0643811Y2 (ja) * | 1991-07-04 | 1994-11-14 | 株式会社東芝 | 画像形成装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428632A (en) * | 1977-08-05 | 1979-03-03 | Konishiroku Photo Ind Co Ltd | Method and apparatus of exposure correction in copying magnification varaible copying apparatus |
-
1979
- 1979-11-28 JP JP15407679A patent/JPS5677852A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428632A (en) * | 1977-08-05 | 1979-03-03 | Konishiroku Photo Ind Co Ltd | Method and apparatus of exposure correction in copying magnification varaible copying apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5677852A (en) | 1981-06-26 |
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