JPS54153038A - Automatic exposure control device of electrophoto graphic copier - Google Patents
Automatic exposure control device of electrophoto graphic copierInfo
- Publication number
- JPS54153038A JPS54153038A JP6194778A JP6194778A JPS54153038A JP S54153038 A JPS54153038 A JP S54153038A JP 6194778 A JP6194778 A JP 6194778A JP 6194778 A JP6194778 A JP 6194778A JP S54153038 A JPS54153038 A JP S54153038A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- time
- power
- lamp
- copying
- 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.)
- Pending
Links
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Control Of Exposure In Printing And Copying (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6194778A JPS54153038A (en) | 1978-05-23 | 1978-05-23 | Automatic exposure control device of electrophoto graphic copier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6194778A JPS54153038A (en) | 1978-05-23 | 1978-05-23 | Automatic exposure control device of electrophoto graphic copier |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57062914A Division JPS57201271A (en) | 1982-04-14 | 1982-04-14 | Automatic exposure controller for electrophotographic copying machine |
JP6693087A Division JPS62234147A (ja) | 1987-03-20 | 1987-03-20 | 電子写真複写機の自動露光制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54153038A true JPS54153038A (en) | 1979-12-01 |
Family
ID=13185887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6194778A Pending JPS54153038A (en) | 1978-05-23 | 1978-05-23 | Automatic exposure control device of electrophoto graphic copier |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54153038A (ja) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57181539A (en) * | 1981-04-30 | 1982-11-09 | Ricoh Co Ltd | Exposure controller for copying machine |
JPS58118662A (ja) * | 1982-01-08 | 1983-07-14 | Ricoh Co Ltd | 画像制御装置 |
JPS58186737A (ja) * | 1982-04-27 | 1983-10-31 | Copyer Co Ltd | 複写機における自動露光量調節装置 |
JPS58214144A (ja) * | 1982-06-08 | 1983-12-13 | Canon Inc | 変倍式複写機の原稿濃度検出装置 |
JPS595235A (ja) * | 1982-07-01 | 1984-01-12 | Copyer Co Ltd | ジアゾ式複写機における自動焼付制御装置 |
JPS59136728A (ja) * | 1983-01-26 | 1984-08-06 | Canon Inc | 画像形成装置 |
JPS59204054A (ja) * | 1983-05-06 | 1984-11-19 | Canon Inc | 複写機 |
JPS60112058A (ja) * | 1983-11-22 | 1985-06-18 | Matsushita Electric Ind Co Ltd | 電子写真複写機 |
JPS6123142A (ja) * | 1984-07-12 | 1986-01-31 | Ushio Inc | 複写機の露光量センサ−付露光装置 |
JPS6172228A (ja) * | 1984-09-18 | 1986-04-14 | Ushio Inc | 複写機の光源ランプの光量制御方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5042856A (ja) * | 1973-05-23 | 1975-04-18 | ||
JPS5488118A (en) * | 1977-12-26 | 1979-07-13 | Ricoh Co Ltd | Control device for light amount of copier |
-
1978
- 1978-05-23 JP JP6194778A patent/JPS54153038A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5042856A (ja) * | 1973-05-23 | 1975-04-18 | ||
JPS5488118A (en) * | 1977-12-26 | 1979-07-13 | Ricoh Co Ltd | Control device for light amount of copier |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57181539A (en) * | 1981-04-30 | 1982-11-09 | Ricoh Co Ltd | Exposure controller for copying machine |
JPS58118662A (ja) * | 1982-01-08 | 1983-07-14 | Ricoh Co Ltd | 画像制御装置 |
JPH0418304B2 (ja) * | 1982-01-08 | 1992-03-27 | Ricoh Kk | |
JPS58186737A (ja) * | 1982-04-27 | 1983-10-31 | Copyer Co Ltd | 複写機における自動露光量調節装置 |
JPS58214144A (ja) * | 1982-06-08 | 1983-12-13 | Canon Inc | 変倍式複写機の原稿濃度検出装置 |
JPS595235A (ja) * | 1982-07-01 | 1984-01-12 | Copyer Co Ltd | ジアゾ式複写機における自動焼付制御装置 |
JPS59136728A (ja) * | 1983-01-26 | 1984-08-06 | Canon Inc | 画像形成装置 |
JPH0541993B2 (ja) * | 1983-01-26 | 1993-06-25 | Canon Kk | |
JPS59204054A (ja) * | 1983-05-06 | 1984-11-19 | Canon Inc | 複写機 |
JPS60112058A (ja) * | 1983-11-22 | 1985-06-18 | Matsushita Electric Ind Co Ltd | 電子写真複写機 |
JPS6123142A (ja) * | 1984-07-12 | 1986-01-31 | Ushio Inc | 複写機の露光量センサ−付露光装置 |
JPS6172228A (ja) * | 1984-09-18 | 1986-04-14 | Ushio Inc | 複写機の光源ランプの光量制御方法 |
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