JPS6131458B2 - - Google Patents
Info
- Publication number
- JPS6131458B2 JPS6131458B2 JP54051128A JP5112879A JPS6131458B2 JP S6131458 B2 JPS6131458 B2 JP S6131458B2 JP 54051128 A JP54051128 A JP 54051128A JP 5112879 A JP5112879 A JP 5112879A JP S6131458 B2 JPS6131458 B2 JP S6131458B2
- Authority
- JP
- Japan
- Prior art keywords
- copying
- original
- speed
- photoreceptor
- mirror
- 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
- 108091008695 photoreceptors Proteins 0.000 claims description 26
- 230000005684 electric field Effects 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 18
- 238000000034 method Methods 0.000 description 7
- 230000003068 static effect Effects 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000006243 chemical reaction Methods 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
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001179 sorption measurement 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 |
---|---|---|---|
JP5112879A JPS55142368A (en) | 1979-04-24 | 1979-04-24 | 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 |
---|---|---|---|
JP5112879A JPS55142368A (en) | 1979-04-24 | 1979-04-24 | Variable magnification copying machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55142368A JPS55142368A (en) | 1980-11-06 |
JPS6131458B2 true JPS6131458B2 (fr) | 1986-07-21 |
Family
ID=12878160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5112879A Granted JPS55142368A (en) | 1979-04-24 | 1979-04-24 | Variable magnification copying machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55142368A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5792342A (en) * | 1980-11-28 | 1982-06-08 | Canon Inc | Picture reproducing method |
JPS57104157A (en) * | 1980-12-19 | 1982-06-29 | Canon Inc | Variable magnitude copying machine |
JPS59136728A (ja) * | 1983-01-26 | 1984-08-06 | Canon Inc | 画像形成装置 |
JPH0685044B2 (ja) * | 1983-02-28 | 1994-10-26 | キヤノン株式会社 | 像再生出力装置 |
JPS6143773A (ja) * | 1984-08-07 | 1986-03-03 | Canon Inc | 画像形成装置 |
JP2003316219A (ja) * | 2002-04-26 | 2003-11-07 | Toshiba Tec Corp | 画像形成装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49114428A (fr) * | 1973-02-28 | 1974-10-31 | ||
JPS50125739A (fr) * | 1974-03-20 | 1975-10-03 | ||
JPS5242125A (en) * | 1975-09-30 | 1977-04-01 | Ricoh Co Ltd | Transfer process for toner image and device therefor |
JPS5365736A (en) * | 1976-11-25 | 1978-06-12 | Ricoh Co Ltd | Variable magnification copier |
JPS549631A (en) * | 1977-06-22 | 1979-01-24 | Fujitsu Ltd | Automatic control system for charging amount |
JPS5446563A (en) * | 1977-09-20 | 1979-04-12 | Minolta Camera Co Ltd | Copying apparatus for zerography |
-
1979
- 1979-04-24 JP JP5112879A patent/JPS55142368A/ja active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49114428A (fr) * | 1973-02-28 | 1974-10-31 | ||
JPS50125739A (fr) * | 1974-03-20 | 1975-10-03 | ||
JPS5242125A (en) * | 1975-09-30 | 1977-04-01 | Ricoh Co Ltd | Transfer process for toner image and device therefor |
JPS5365736A (en) * | 1976-11-25 | 1978-06-12 | Ricoh Co Ltd | Variable magnification copier |
JPS549631A (en) * | 1977-06-22 | 1979-01-24 | Fujitsu Ltd | Automatic control system for charging amount |
JPS5446563A (en) * | 1977-09-20 | 1979-04-12 | Minolta Camera Co Ltd | Copying apparatus for zerography |
Also Published As
Publication number | Publication date |
---|---|
JPS55142368A (en) | 1980-11-06 |
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