JPS5425838A - Temperature rise preventing device by exposure lamp of electrophotographic copiers - Google Patents
Temperature rise preventing device by exposure lamp of electrophotographic copiersInfo
- Publication number
- JPS5425838A JPS5425838A JP9200877A JP9200877A JPS5425838A JP S5425838 A JPS5425838 A JP S5425838A JP 9200877 A JP9200877 A JP 9200877A JP 9200877 A JP9200877 A JP 9200877A JP S5425838 A JPS5425838 A JP S5425838A
- Authority
- JP
- Japan
- Prior art keywords
- exposure lamp
- temperature rise
- preventing device
- electrophotographic copiers
- rise preventing
- 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
Landscapes
- Optical Systems Of Projection Type Copiers (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Control Or Security For Electrophotography (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Abstract
PURPOSE:To prevent the temperature rise around original conveying paths by providing a copying operation inhibiting means which inhibits at least the next going-ON of an exposure light for a specified time after the exposure lamp has gone ON along with conveying of the copy orignial and providing the cooling time of the exposure lamp.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9200877A JPS5425838A (en) | 1977-07-29 | 1977-07-29 | Temperature rise preventing device by exposure lamp of electrophotographic copiers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9200877A JPS5425838A (en) | 1977-07-29 | 1977-07-29 | Temperature rise preventing device by exposure lamp of electrophotographic copiers |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5425838A true JPS5425838A (en) | 1979-02-27 |
JPS622300B2 JPS622300B2 (en) | 1987-01-19 |
Family
ID=14042426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9200877A Granted JPS5425838A (en) | 1977-07-29 | 1977-07-29 | Temperature rise preventing device by exposure lamp of electrophotographic copiers |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5425838A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5752062A (en) * | 1980-09-13 | 1982-03-27 | Ricoh Co Ltd | Electronic copying machine |
JPS5752064A (en) * | 1980-09-12 | 1982-03-27 | Ricoh Co Ltd | Electronic copying machine |
JPH01167766A (en) * | 1987-12-23 | 1989-07-03 | Ricoh Co Ltd | Sheet through system copying machine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4710537U (en) * | 1971-03-01 | 1972-10-07 | ||
JPS4834659U (en) * | 1971-08-27 | 1973-04-25 | ||
JPS4922185U (en) * | 1972-05-30 | 1974-02-25 | ||
JPS51146237A (en) * | 1975-06-10 | 1976-12-15 | Konishiroku Photo Ind Co Ltd | Electrography copying machine |
-
1977
- 1977-07-29 JP JP9200877A patent/JPS5425838A/en active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4710537U (en) * | 1971-03-01 | 1972-10-07 | ||
JPS4834659U (en) * | 1971-08-27 | 1973-04-25 | ||
JPS4922185U (en) * | 1972-05-30 | 1974-02-25 | ||
JPS51146237A (en) * | 1975-06-10 | 1976-12-15 | Konishiroku Photo Ind Co Ltd | Electrography copying machine |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5752064A (en) * | 1980-09-12 | 1982-03-27 | Ricoh Co Ltd | Electronic copying machine |
JPS5752062A (en) * | 1980-09-13 | 1982-03-27 | Ricoh Co Ltd | Electronic copying machine |
JPH01167766A (en) * | 1987-12-23 | 1989-07-03 | Ricoh Co Ltd | Sheet through system copying machine |
Also Published As
Publication number | Publication date |
---|---|
JPS622300B2 (en) | 1987-01-19 |
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