JPH01146673U - - Google Patents
Info
- Publication number
- JPH01146673U JPH01146673U JP4256388U JP4256388U JPH01146673U JP H01146673 U JPH01146673 U JP H01146673U JP 4256388 U JP4256388 U JP 4256388U JP 4256388 U JP4256388 U JP 4256388U JP H01146673 U JPH01146673 U JP H01146673U
- Authority
- JP
- Japan
- Prior art keywords
- document
- reading
- reading roller
- roller
- reading device
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
- Facsimile Image Signal Circuits (AREA)
Description
第１図、第２図は本考案装置の断面図、第３図
、第４図は従来装置の断面図、第５図は従来装置
の欠点を示す説明図、第６図は白基準とスレシホ
ールドレベルの説明図である。
１…読取りローラ、３…光源、５…ガラス板、
７，８…ガイド板、９…白色体。
Figures 1 and 2 are cross-sectional views of the device of the present invention, Figures 3 and 4 are cross-sectional views of the conventional device, Figure 5 is an explanatory diagram showing the drawbacks of the conventional device, and Figure 6 is a white reference and thread. FIG. 3 is an explanatory diagram of a hold level. 1...Reading roller, 3...Light source, 5...Glass plate,
7, 8...Guide plate, 9...White body.
Claims (1)
記読取りローラ表面部分に読み取る原稿を案内す
るガイド板及び前記原稿の情報を光電変換する素
子とから構成されるフアクシミリ等の原稿読取り
装置において、前記光源からの照射が原稿により
遮られる側の読取りローラの表面の一部に、接触
又は近接して白色体を設けたことを特徴とする光
学系読取り装置。 In a document reading device such as a facsimile, which is composed of a reading roller, a light source that illuminates this portion, a guide plate that guides the document to be read to the surface portion of the reading roller, and an element that photoelectrically converts information on the document, the An optical system reading device characterized in that a white body is provided in contact with or in close proximity to a part of the surface of the reading roller on the side where the irradiation is blocked by the original.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4256388U JPH01146673U (en) | 1988-03-30 | 1988-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4256388U JPH01146673U (en) | 1988-03-30 | 1988-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01146673U true JPH01146673U (en) | 1989-10-09 |
Family
ID=31268975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4256388U Pending JPH01146673U (en) | 1988-03-30 | 1988-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01146673U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60170369A (en) * | 1984-02-14 | 1985-09-03 | Canon Inc | Optical reading device |
| JPS62183258A (en) * | 1986-02-06 | 1987-08-11 | Matsushita Graphic Commun Syst Inc | Original reader |
-
1988
- 1988-03-30 JP JP4256388U patent/JPH01146673U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60170369A (en) * | 1984-02-14 | 1985-09-03 | Canon Inc | Optical reading device |
| JPS62183258A (en) * | 1986-02-06 | 1987-08-11 | Matsushita Graphic Commun Syst Inc | Original reader |
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