JPH0219954B2 - - Google Patents
Info
- Publication number
- JPH0219954B2 JPH0219954B2 JP54136839A JP13683979A JPH0219954B2 JP H0219954 B2 JPH0219954 B2 JP H0219954B2 JP 54136839 A JP54136839 A JP 54136839A JP 13683979 A JP13683979 A JP 13683979A JP H0219954 B2 JPH0219954 B2 JP H0219954B2
- Authority
- JP
- Japan
- Prior art keywords
- magnification
- copying
- photoreceptor
- speed
- scanning means
- 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 72
- 230000003287 optical effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 description 13
- 238000005286 illumination Methods 0.000 description 10
- 238000003384 imaging method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 230000008030 elimination Effects 0.000 description 5
- 238000003379 elimination reaction Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Control Or Security For Electrophotography (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13683979A JPS5660462A (en) | 1979-10-23 | 1979-10-23 | Exposure light quantity adjusting device of slit exposure type variable magnification copying machine |
| 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 |
|---|---|---|---|
| JP13683979A JPS5660462A (en) | 1979-10-23 | 1979-10-23 | Exposure light quantity adjusting device of slit exposure type variable magnification copying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5660462A JPS5660462A (en) | 1981-05-25 |
| JPH0219954B2 true JPH0219954B2 (de) | 1990-05-07 |
Family
ID=15184701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13683979A Granted JPS5660462A (en) | 1979-04-24 | 1979-10-23 | Exposure light quantity adjusting device of slit exposure type variable magnification copying machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5660462A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58160967A (ja) * | 1982-03-19 | 1983-09-24 | Matsushita Electric Ind Co Ltd | 変倍複写機 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4898842A (de) * | 1972-03-29 | 1973-12-14 | ||
| JPS5010124A (de) * | 1973-05-24 | 1975-02-01 |
-
1979
- 1979-10-23 JP JP13683979A patent/JPS5660462A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4898842A (de) * | 1972-03-29 | 1973-12-14 | ||
| JPS5010124A (de) * | 1973-05-24 | 1975-02-01 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5660462A (en) | 1981-05-25 |
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