JPH0423363U - - Google Patents
Info
- Publication number
- JPH0423363U JPH0423363U JP6559990U JP6559990U JPH0423363U JP H0423363 U JPH0423363 U JP H0423363U JP 6559990 U JP6559990 U JP 6559990U JP 6559990 U JP6559990 U JP 6559990U JP H0423363 U JPH0423363 U JP H0423363U
- Authority
- JP
- Japan
- Prior art keywords
- light amount
- platen
- amount correction
- correction roll
- document
- 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
- Facsimile Scanning Arrangements (AREA)
- Holders For Sensitive Materials And Originals (AREA)
Description
第1図は本考案の一実施例の縦断面図である。
第2図は光量補正ロールの一例の斜視図である。
第3図は光量補正ロール、プラテン、及びステツ
プクラツチの斜視図である。第4図及び第5図は
光量補正ロールの変形例の断面図である。
1,51,52……光量補正ロール、1A,3
1,32……凹部、2……プラテン、3……光源
、21……ステツプクラツチ、33,34……白
色板。
FIG. 1 is a longitudinal sectional view of an embodiment of the present invention.
FIG. 2 is a perspective view of an example of the light amount correction roll.
FIG. 3 is a perspective view of the light amount correction roll, platen, and step clutch. 4 and 5 are cross-sectional views of modified examples of the light amount correction roll. 1, 51, 52...Light amount correction roll, 1A, 3
1, 32... recess, 2... platen, 3... light source, 21... step clutch, 33, 34... white plate.
Claims (1)
向するように、原稿露光部に配置された光量補正
ロールと、 光量補正のための基準レベル検出の際には、前
記凹部が前記プラテンと対向するように、前記光
量補正ロールの回転角を設定する手段とを具備し
たことを特徴とする原稿読取装置。[Claims for Utility Model Registration] A light amount correction roll having a concave portion formed in its longitudinal direction and disposed in the document exposure section so as to face the platen; A document reading device comprising means for setting a rotation angle of the light amount correction roll so that the recessed portion faces the platen.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6559990U JPH0423363U (en) | 1990-06-21 | 1990-06-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6559990U JPH0423363U (en) | 1990-06-21 | 1990-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0423363U true JPH0423363U (en) | 1992-02-26 |
Family
ID=31597572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6559990U Pending JPH0423363U (en) | 1990-06-21 | 1990-06-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0423363U (en) |
-
1990
- 1990-06-21 JP JP6559990U patent/JPH0423363U/ja active Pending