DE2658674C2 - Projektionskopiergerät - Google Patents
ProjektionskopiergerätInfo
- Publication number
- DE2658674C2 DE2658674C2 DE2658674A DE2658674A DE2658674C2 DE 2658674 C2 DE2658674 C2 DE 2658674C2 DE 2658674 A DE2658674 A DE 2658674A DE 2658674 A DE2658674 A DE 2658674A DE 2658674 C2 DE2658674 C2 DE 2658674C2
- Authority
- DE
- Germany
- Prior art keywords
- paper
- copy
- scanning
- scale
- original
- 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
- 230000033001 locomotion Effects 0.000 claims description 51
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000001419 dependent effect Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000013270 controlled release Methods 0.000 claims description 2
- 238000013507 mapping Methods 0.000 claims 3
- 230000000750 progressive effect Effects 0.000 claims 3
- 239000007858 starting material Substances 0.000 claims 3
- 238000003384 imaging method Methods 0.000 claims 2
- 241000209140 Triticum Species 0.000 claims 1
- 235000021307 Triticum Nutrition 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification
-
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/28—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning
- G03G15/30—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which projection is obtained by line scanning in which projection is formed on a drum
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Paper Feeding For Electrophotography (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50156419A JPS5280033A (en) | 1975-12-26 | 1975-12-26 | Cutter for a web of roll paper for variable multiplication electrophot ographic copying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2658674A1 DE2658674A1 (de) | 1977-07-07 |
| DE2658674C2 true DE2658674C2 (de) | 1986-02-13 |
Family
ID=15627333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2658674A Expired DE2658674C2 (de) | 1975-12-26 | 1976-12-23 | Projektionskopiergerät |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4126389A (enExample) |
| JP (1) | JPS5280033A (enExample) |
| DE (1) | DE2658674C2 (enExample) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1599219A (en) * | 1977-02-15 | 1981-09-30 | Ricoh Kk | Copying apparatus |
| JPS5452233U (enExample) * | 1977-09-20 | 1979-04-11 | ||
| JPS5492252A (en) * | 1977-12-29 | 1979-07-21 | Konishiroku Photo Ind Co Ltd | Transfer paper separation signal pickup device in variable magnification type copying machine |
| US4295731A (en) * | 1978-04-17 | 1981-10-20 | Mita Industrial Company Limited | Electrostatic copying apparatus |
| JPS5511268A (en) * | 1978-07-12 | 1980-01-26 | Minolta Camera Co Ltd | Copying machine |
| US4426153A (en) | 1979-06-21 | 1984-01-17 | Ibm Corporation | Apparatus for the reduction of image intensity variations in a continuously variable reducing copier |
| JPS5669666A (en) | 1979-11-12 | 1981-06-11 | Konishiroku Photo Ind Co Ltd | Copying machine |
| US4371255A (en) * | 1979-11-30 | 1983-02-01 | Ricoh Company, Ltd. | Electrophotographic copying method and apparatus of reciprocal original scanning type |
| JPS5683756A (en) * | 1979-12-13 | 1981-07-08 | Canon Inc | Image forming apparatus |
| US4402595A (en) * | 1980-03-25 | 1983-09-06 | Canon Kabushiki Kaisha | Scanning type image formation apparatus |
| JPS5741654A (en) * | 1980-08-25 | 1982-03-08 | Canon Inc | Image former |
| GB2088572A (en) | 1980-12-02 | 1982-06-09 | Gestetner Mfg Ltd | Variable speed scan drive |
| JPS5865456A (ja) * | 1981-10-14 | 1983-04-19 | Minolta Camera Co Ltd | 可変倍転写型複写機 |
| JPS5895366A (ja) * | 1981-11-30 | 1983-06-06 | Mita Ind Co Ltd | 変倍複写可能な静電複写機における光学装置 |
| JPS58100162A (ja) * | 1981-12-10 | 1983-06-14 | Konishiroku Photo Ind Co Ltd | 可変倍率型複写機 |
| JPS58182627A (ja) * | 1982-04-20 | 1983-10-25 | Mita Ind Co Ltd | 静電複写機 |
| US4543643A (en) * | 1982-05-28 | 1985-09-24 | Minolta Camera | Copying magnification setting device for an electrophotographic copying apparatus |
| JPS5929238A (ja) * | 1982-08-10 | 1984-02-16 | Minolta Camera Co Ltd | 走査系の減速制御方法 |
| JPS5933442A (ja) * | 1982-08-19 | 1984-02-23 | Toshiba Corp | 画像形成装置 |
| JPS59162569A (ja) * | 1983-03-08 | 1984-09-13 | Canon Inc | 画像形成装置 |
| JPS6017734A (ja) * | 1983-07-12 | 1985-01-29 | Toshiba Corp | 原稿走査装置の制御方式 |
| JPS60162238A (ja) * | 1984-01-31 | 1985-08-24 | Sharp Corp | 変倍複写機の倍率設定方法 |
| JPS6190150A (ja) * | 1984-10-09 | 1986-05-08 | Matsushita Electric Ind Co Ltd | 乾式複写装置 |
| US4908675A (en) * | 1986-02-10 | 1990-03-13 | Ricoh Company, Ltd. | Color image forming apparatus having a synchronized conveyor |
| US4891681A (en) * | 1988-12-09 | 1990-01-02 | Eastman Kodak Company | Hard copy apparatus for producing center fastened sheet sets |
| JPH056042A (ja) * | 1991-06-27 | 1993-01-14 | Mita Ind Co Ltd | 複写機 |
| JPH10111593A (ja) * | 1996-10-04 | 1998-04-28 | Asahi Optical Co Ltd | 複写機の変倍光学装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1936169A1 (de) * | 1969-07-16 | 1971-02-11 | Ece Gmbh | Fotokopiergeraet |
| JPS5225741B1 (enExample) * | 1969-10-14 | 1977-07-09 | ||
| JPS5629271B2 (enExample) * | 1972-03-29 | 1981-07-07 | ||
| JPS5241860Y2 (enExample) * | 1973-02-27 | 1977-09-22 | ||
| JPS5010735A (enExample) * | 1973-05-30 | 1975-02-04 | ||
| DE2330341C3 (de) * | 1973-06-14 | 1982-06-16 | Mita Industrial Co., Ltd., Osaka | Projektionskopiervorrichtung |
| JPS5626026B2 (enExample) * | 1973-12-28 | 1981-06-16 |
-
1975
- 1975-12-26 JP JP50156419A patent/JPS5280033A/ja active Granted
-
1976
- 1976-12-16 US US05/751,412 patent/US4126389A/en not_active Expired - Lifetime
- 1976-12-23 DE DE2658674A patent/DE2658674C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5626021B2 (enExample) | 1981-06-16 |
| DE2658674A1 (de) | 1977-07-07 |
| US4126389A (en) | 1978-11-21 |
| JPS5280033A (en) | 1977-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8125 | Change of the main classification | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |