JPH0415944B2 - - Google Patents
Info
- Publication number
- JPH0415944B2 JPH0415944B2 JP55116850A JP11685080A JPH0415944B2 JP H0415944 B2 JPH0415944 B2 JP H0415944B2 JP 55116850 A JP55116850 A JP 55116850A JP 11685080 A JP11685080 A JP 11685080A JP H0415944 B2 JPH0415944 B2 JP H0415944B2
- Authority
- JP
- Japan
- Prior art keywords
- reciprocating member
- optical system
- photo interrupter
- signal
- turned
- 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
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 description 44
- 238000000034 method Methods 0.000 description 17
- 230000005856 abnormality Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000005286 illumination Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/522—Projection optics
- G03B27/525—Projection optics for slit exposure
- G03B27/526—Projection optics for slit exposure in which the projection optics move
- G03B27/527—Projection optics for slit exposure in which the projection optics move as a whole in a translatory movement
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55116850A JPS5741654A (en) | 1980-08-25 | 1980-08-25 | Image former |
GB8125794A GB2090003B (en) | 1980-08-25 | 1981-08-24 | Electrophotographic copier |
DE19813133619 DE3133619A1 (de) | 1980-08-25 | 1981-08-25 | Bilderzeugungseinrichtung |
US06/641,403 US4519697A (en) | 1980-08-25 | 1984-08-14 | Image forming apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55116850A JPS5741654A (en) | 1980-08-25 | 1980-08-25 | Image former |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3004769A Division JPH0654371B2 (ja) | 1991-01-19 | 1991-01-19 | 原稿走査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5741654A JPS5741654A (en) | 1982-03-08 |
JPH0415944B2 true JPH0415944B2 (US20100175706A1-20100715-C00006.png) | 1992-03-19 |
Family
ID=14697166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55116850A Granted JPS5741654A (en) | 1980-08-25 | 1980-08-25 | Image former |
Country Status (2)
Country | Link |
---|---|
US (1) | US4519697A (US20100175706A1-20100715-C00006.png) |
JP (1) | JPS5741654A (US20100175706A1-20100715-C00006.png) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0767298B2 (ja) * | 1983-10-26 | 1995-07-19 | 株式会社東芝 | 像形成装置の原稿走査制御装置 |
US4819025A (en) * | 1984-10-03 | 1989-04-04 | Canon Kabushiki Kaisha | Image forming apparatus |
US4710017A (en) * | 1985-06-27 | 1987-12-01 | Mita Industrial Co., Ltd. | Optical unit holding device for copying machines |
US5109288A (en) * | 1989-02-17 | 1992-04-28 | Minolta Camera Kabushiki Kaisha | Image reading apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5011443A (US20100175706A1-20100715-C00006.png) * | 1973-06-01 | 1975-02-05 | ||
JPS5553352A (en) * | 1978-10-15 | 1980-04-18 | Canon Inc | Image forming device |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3653756A (en) * | 1968-07-15 | 1972-04-04 | Dynagraphic Systems Inc | Mechanically actuated photocopy machine |
US3586450A (en) * | 1969-04-10 | 1971-06-22 | Ibm | Failsafe system for copying machine |
US3669535A (en) * | 1970-01-21 | 1972-06-13 | Speed O Print Business Machine | Photocopy machine |
US4270857A (en) * | 1971-06-03 | 1981-06-02 | Canon Kabushiki Kaisha | Copying apparatus for sheet originals and thicker originals |
DE2265061C3 (de) * | 1971-06-03 | 1978-11-23 | Canon K.K., Tokio | Arbeitsverfahren eines elektrofotografischen Geräts |
US4027965A (en) * | 1974-05-15 | 1977-06-07 | Minolta Camera Kabushiki Kaisha | Copying machine control mechanism |
US4139300A (en) * | 1974-10-22 | 1979-02-13 | Canon Kabushiki Kaisha | Copying apparatus with variable stop position |
JPS5280033A (en) * | 1975-12-26 | 1977-07-05 | Minolta Camera Co Ltd | Cutter for a web of roll paper for variable multiplication electrophot ographic copying machine |
US4264188A (en) * | 1978-05-31 | 1981-04-28 | Canon Kabushiki Kaisha | Control for multiple-mode copying apparatus |
US4183660A (en) * | 1978-12-11 | 1980-01-15 | Pitney-Bowes, Inc. | Timing apparatus in a copier |
JPS5584957A (en) * | 1978-12-13 | 1980-06-26 | Konishiroku Photo Ind Co Ltd | Electrophotographic copier which permit combined copying with electric signal image |
US4332462A (en) * | 1979-05-25 | 1982-06-01 | Canon Kabushiki Kaisha | Feed control device |
-
1980
- 1980-08-25 JP JP55116850A patent/JPS5741654A/ja active Granted
-
1984
- 1984-08-14 US US06/641,403 patent/US4519697A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5011443A (US20100175706A1-20100715-C00006.png) * | 1973-06-01 | 1975-02-05 | ||
JPS5553352A (en) * | 1978-10-15 | 1980-04-18 | Canon Inc | Image forming device |
Also Published As
Publication number | Publication date |
---|---|
US4519697A (en) | 1985-05-28 |
JPS5741654A (en) | 1982-03-08 |
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