JPS56123557A - Speed controller for electric photocopy machine - Google Patents
Speed controller for electric photocopy machineInfo
- Publication number
- JPS56123557A JPS56123557A JP2610080A JP2610080A JPS56123557A JP S56123557 A JPS56123557 A JP S56123557A JP 2610080 A JP2610080 A JP 2610080A JP 2610080 A JP2610080 A JP 2610080A JP S56123557 A JPS56123557 A JP S56123557A
- Authority
- JP
- Japan
- Prior art keywords
- speed
- signal
- photosensitive drum
- response
- circuit
- 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.)
- Granted
Links
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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2610080A JPS56123557A (en) | 1980-03-04 | 1980-03-04 | Speed controller for electric photocopy machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2610080A JPS56123557A (en) | 1980-03-04 | 1980-03-04 | Speed controller for electric photocopy machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56123557A true JPS56123557A (en) | 1981-09-28 |
JPS6365935B2 JPS6365935B2 (ja) | 1988-12-19 |
Family
ID=12184167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2610080A Granted JPS56123557A (en) | 1980-03-04 | 1980-03-04 | Speed controller for electric photocopy machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56123557A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58136059A (ja) * | 1982-02-08 | 1983-08-12 | Fuji Xerox Co Ltd | 複写機の速度制御装置 |
JPS61261754A (ja) * | 1985-05-16 | 1986-11-19 | Shinko Electric Co Ltd | 画像形成装置 |
JPH0271869U (ja) * | 1988-11-17 | 1990-05-31 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5026973A (ja) * | 1973-07-13 | 1975-03-20 | ||
JPS54153943U (ja) * | 1978-04-18 | 1979-10-26 |
-
1980
- 1980-03-04 JP JP2610080A patent/JPS56123557A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5026973A (ja) * | 1973-07-13 | 1975-03-20 | ||
JPS54153943U (ja) * | 1978-04-18 | 1979-10-26 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58136059A (ja) * | 1982-02-08 | 1983-08-12 | Fuji Xerox Co Ltd | 複写機の速度制御装置 |
JPS61261754A (ja) * | 1985-05-16 | 1986-11-19 | Shinko Electric Co Ltd | 画像形成装置 |
JPH0271869U (ja) * | 1988-11-17 | 1990-05-31 |
Also Published As
Publication number | Publication date |
---|---|
JPS6365935B2 (ja) | 1988-12-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5449147A (en) | Recorder | |
DE69012982D1 (de) | Signalpegel-Messanordnung mit Offset-Korrekturmitteln. | |
JPS56123557A (en) | Speed controller for electric photocopy machine | |
KR900019341A (ko) | 서어보(servo)증폭기 회로 | |
JPS55127573A (en) | Gain adjusting method of toner image detector in electrophotographic copier | |
JPS5722252A (en) | Method for driving photoreceptor of copying machine | |
JPS57141310A (en) | Automatic conveyer speed control device | |
JPS5690452A (en) | Reel control system | |
JPS56125758A (en) | Speed controlling device for electrophotographic copier | |
JPS563405A (en) | Record player | |
GB2002898A (en) | Optoelectronic tachometer | |
JPS5691245A (en) | Driving method of copying machine | |
JPS56111430A (en) | Detector for fine vibration | |
JPS5638058A (en) | Image comtrolling method | |
RU2073200C1 (ru) | Оптико-электронное измерительное устройство | |
SU669405A1 (ru) | Устройство дл индексировани количества магнитной ленты в рулоне | |
JPS57182202A (en) | Automatic controller | |
JPS5722255A (en) | Optical system drive device of copying machine | |
JPS5578381A (en) | False and true discrimination unit of printed object | |
JPS57621A (en) | Exposure controller | |
JPS5780284A (en) | Controller for torque of induction motor | |
JPS5450774A (en) | Distance control system | |
JPS5533917A (en) | Belt extension corrector | |
SE7908160L (sv) | Kopplingsanordning for utverdering av stabilitetsgrensen for en reglerad synkronkompensator | |
JPS5481464A (en) | Take-up motion control system |