JPH0369964U - - Google Patents
Info
- Publication number
- JPH0369964U JPH0369964U JP13023089U JP13023089U JPH0369964U JP H0369964 U JPH0369964 U JP H0369964U JP 13023089 U JP13023089 U JP 13023089U JP 13023089 U JP13023089 U JP 13023089U JP H0369964 U JPH0369964 U JP H0369964U
- Authority
- JP
- Japan
- Prior art keywords
- white
- platen glass
- reading device
- document
- reference white
- 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
- 239000011521 glass Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims 2
- 230000001070 adhesive effect Effects 0.000 claims 2
- 239000003973 paint Substances 0.000 claims 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
Landscapes
- Facsimile Scanning Arrangements (AREA)
Description
第１図〜第３図は塗装により白色部を形成した
実施例を示し、第１図は本考案の画像読み取り装
置の第１の実施例の概略断面図、第２図は同じく
第２の実施例の要部拡大断面図、第３図は同じく
第３の実施例の要部拡大断面図である。また、第
４図及び第５図は原稿ガイド自体を白色基準板と
して使用する実施例を示し、第４図は本考案の画
像読み取り装置の第４の実施例の要部拡大断面図
、第５図ａ，ｂは同じく第５の実施例の部分概略
断面図及び部分概略平断面を示す。また、第６図
は従来の画像読み取り装置の一例を示す要部概略
断面図である。
１，１１……原稿ガイド、２……プラテンガラ
ス、３……白色基準板、４，１３……両面粘着テ
ープ、５……露光ランプ、１１ａ……凹部、１２
……白色部、１４ａ〜１４ｃ……ミラー、１５…
…レンズ、１６……イメージセンサ、１７……光
学ユニツト、Ｄ……原稿。
1 to 3 show an embodiment in which a white part is formed by painting, FIG. 1 is a schematic sectional view of the first embodiment of the image reading device of the present invention, and FIG. 2 is a second embodiment of the same. FIG. 3 is an enlarged sectional view of the main part of the third embodiment. 4 and 5 show an embodiment in which the document guide itself is used as a white reference plate, FIG. 4 is an enlarged sectional view of the main part of the fourth embodiment of the image reading device of the present invention, Figures a and b similarly show a partial schematic cross-sectional view and a partial schematic plan cross-section of the fifth embodiment. Further, FIG. 6 is a schematic cross-sectional view of a main part of an example of a conventional image reading device. 1, 11... Original guide, 2... Platen glass, 3... White reference plate, 4, 13... Double-sided adhesive tape, 5... Exposure lamp, 11a... Recess, 12
...White part, 14a-14c...Mirror, 15...
...Lens, 16...Image sensor, 17...Optical unit, D...Document.
Claims (1)
手前で且つ上面にシエーテイング補正用の白色部
を形成したことを特徴とする原稿読み取り装置。 ２ 前記プラテンガラスの上面に基準白色塗料を
塗布することにより前記基白色部を形成し、該白
色部の前記プラテンガラス側の面を基準白色面と
して使用することを特徴とする請求項１記載の原
稿読み取り装置。 ３ 前記プラテンガラスの上面の原稿読み取り開
始位置より手前に基準白色に調色された原稿ガイ
ドを配置して前記白色部を形成し、前記原稿ガイ
ドの下面を基準白色面として使用することを特徴
とする請求項１記載の原稿読み取り装置。 ４ 前記原稿ガイドの基準白色面として使用する
部分を囲むように貼着剤を配置し、該貼着剤によ
り前記原稿ガイドを前記プラテンガラスの上面に
貼着したことを特徴とする請求項３記載の原稿読
み取り装置。[Claims for Utility Model Registration] 1. An original reading device characterized in that a white part for sheeting correction is formed on the upper surface of the platen glass in front of the original reading start position. 2. The base white part is formed by applying a reference white paint to the upper surface of the platen glass, and the surface of the white part on the platen glass side is used as the reference white surface. Manuscript reading device. 3. The white portion is formed by arranging a document guide toned to a reference white color in front of the document reading start position on the upper surface of the platen glass, and the lower surface of the document guide is used as the reference white surface. The document reading device according to claim 1. 4. According to claim 3, an adhesive is arranged so as to surround a portion of the document guide used as a reference white surface, and the document guide is adhered to the upper surface of the platen glass using the adhesive. original reading device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13023089U JPH0369964U (en) | 1989-11-07 | 1989-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13023089U JPH0369964U (en) | 1989-11-07 | 1989-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0369964U true JPH0369964U (en) | 1991-07-12 |
Family
ID=31677817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13023089U Pending JPH0369964U (en) | 1989-11-07 | 1989-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0369964U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8164804B2 (en) | 2006-03-22 | 2012-04-24 | Canon Denshi Kabushiki Kaisha | Image reading apparatus, image reading unit thereof, and reference member thereof for shading correction |
| JP2013207753A (en) * | 2012-03-29 | 2013-10-07 | Canon Inc | Image reading apparatus |
-
1989
- 1989-11-07 JP JP13023089U patent/JPH0369964U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8164804B2 (en) | 2006-03-22 | 2012-04-24 | Canon Denshi Kabushiki Kaisha | Image reading apparatus, image reading unit thereof, and reference member thereof for shading correction |
| JP2013207753A (en) * | 2012-03-29 | 2013-10-07 | Canon Inc | Image reading apparatus |
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