JPH026452Y2 - - Google Patents
Info
- Publication number
- JPH026452Y2 JPH026452Y2 JP1980027585U JP2758580U JPH026452Y2 JP H026452 Y2 JPH026452 Y2 JP H026452Y2 JP 1980027585 U JP1980027585 U JP 1980027585U JP 2758580 U JP2758580 U JP 2758580U JP H026452 Y2 JPH026452 Y2 JP H026452Y2
- Authority
- JP
- Japan
- Prior art keywords
- light source
- illumination light
- power supply
- document
- illumination
- 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
- 238000005286 illumination Methods 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 12
- 230000001012 protector Effects 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980027585U JPH026452Y2 (ro) | 1980-03-03 | 1980-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980027585U JPH026452Y2 (ro) | 1980-03-03 | 1980-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56128652U JPS56128652U (ro) | 1981-09-30 |
| JPH026452Y2 true JPH026452Y2 (ro) | 1990-02-16 |
Family
ID=29623548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980027585U Expired JPH026452Y2 (ro) | 1980-03-03 | 1980-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026452Y2 (ro) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5410740A (en) * | 1977-06-27 | 1979-01-26 | Ricoh Co Ltd | Overheat preventing device for copying apparatus |
| JPS5491332A (en) * | 1977-12-28 | 1979-07-19 | Ricoh Co Ltd | Control for copier cooling fan |
-
1980
- 1980-03-03 JP JP1980027585U patent/JPH026452Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5410740A (en) * | 1977-06-27 | 1979-01-26 | Ricoh Co Ltd | Overheat preventing device for copying apparatus |
| JPS5491332A (en) * | 1977-12-28 | 1979-07-19 | Ricoh Co Ltd | Control for copier cooling fan |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56128652U (ro) | 1981-09-30 |
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