JPH0352748U - - Google Patents
Info
- Publication number
- JPH0352748U JPH0352748U JP11281889U JP11281889U JPH0352748U JP H0352748 U JPH0352748 U JP H0352748U JP 11281889 U JP11281889 U JP 11281889U JP 11281889 U JP11281889 U JP 11281889U JP H0352748 U JPH0352748 U JP H0352748U
- Authority
- JP
- Japan
- Prior art keywords
- image forming
- light irradiation
- photoreceptor
- light
- metal portion
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 108091008695 photoreceptors Proteins 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図は本考案に係る画像形成装置の主要部を
示す概略図、第２図は結露検出の作用説明図、第
３図は感光体ドラムの斜視図である。
２ａ……光源、２ｂ……ミラー、２ｃ……レン
ズ、３……感光体ベルト、４……光照射装置、４
ｂ……乱反射光、５……光検出装置。
FIG. 1 is a schematic diagram showing the main parts of an image forming apparatus according to the present invention, FIG. 2 is an explanatory diagram of the operation of dew condensation detection, and FIG. 3 is a perspective view of a photosensitive drum. 2a...Light source, 2b...Mirror, 2c...Lens, 3...Photoreceptor belt, 4...Light irradiation device, 4
b... Diffuse reflected light, 5... Light detection device.
Claims (1)
において、 前記感光体表面の非画像形成領域に設けられた
鏡面金属部と、該鏡面金属部に直接光を照射する
光照射装置と、該光照射装置の正常時の正反射光
は検出せず、結露による乱反射光のみ検出する光
検出装置とを有することを特徴とする画像形成装
置。[Claims for Utility Model Registration] An image forming device that forms image information on the surface of a photoreceptor, comprising: a mirror metal portion provided in a non-image forming area on the surface of the photoreceptor; and direct light irradiation onto the mirror metal portion. What is claimed is: 1. An image forming apparatus comprising: a light irradiation device; and a light detection device that does not detect specularly reflected light of the light irradiation device during normal operation, but only detects diffusely reflected light due to dew condensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11281889U JPH0352748U (en) | 1989-09-28 | 1989-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11281889U JPH0352748U (en) | 1989-09-28 | 1989-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0352748U true JPH0352748U (en) | 1991-05-22 |
Family
ID=31661255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11281889U Pending JPH0352748U (en) | 1989-09-28 | 1989-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0352748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005298258A (en) * | 2004-04-09 | 2005-10-27 | Kaneko Haruhiko | Ceramic-made dish |
-
1989
- 1989-09-28 JP JP11281889U patent/JPH0352748U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005298258A (en) * | 2004-04-09 | 2005-10-27 | Kaneko Haruhiko | Ceramic-made dish |
| JP4573562B2 (en) * | 2004-04-09 | 2010-11-04 | 金子 晴彦 | Ceramic dishes |
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