JP5015115B2 - 画像読取装置 - Google Patents
画像読取装置 Download PDFInfo
- Publication number
- JP5015115B2 JP5015115B2 JP2008278276A JP2008278276A JP5015115B2 JP 5015115 B2 JP5015115 B2 JP 5015115B2 JP 2008278276 A JP2008278276 A JP 2008278276A JP 2008278276 A JP2008278276 A JP 2008278276A JP 5015115 B2 JP5015115 B2 JP 5015115B2
- Authority
- JP
- Japan
- Prior art keywords
- paper
- heat
- heat radiating
- image reading
- reading apparatus
- 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 - Fee Related
Links
- 238000011144 upstream manufacturing Methods 0.000 claims description 30
- 230000000644 propagated effect Effects 0.000 claims description 20
- 230000001902 propagating effect Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 85
- 230000005855 radiation Effects 0.000 description 47
- 239000000758 substrate Substances 0.000 description 23
- 239000000463 material Substances 0.000 description 13
- 230000017525 heat dissipation Effects 0.000 description 12
- 238000012986 modification Methods 0.000 description 11
- 230000004048 modification Effects 0.000 description 11
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
- H04N1/02835—Using a single or a few point light sources, e.g. a laser diode in combination with a light guide, e.g. optical fibre, glass plate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/02895—Additional elements in the illumination means or cooperating with the illumination means, e.g. filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
- H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
- H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
- H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
- H04N2201/0315—Details of integral heads not otherwise provided for
- H04N2201/03158—Heat radiator
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Facsimiles In General (AREA)
Description
5 用紙搬送路
6 搬送用紙ガイド
7 コンタクトガラス
8 裏当て部材
10、75 放熱部
11 ベース部
12、60 放熱フィン
13 傾斜部
14 平行部
15 紙送りローラ
16 中心軸
20、65、70 伝導部
25 LED
26 基板
28 導光管
30 反射部材
35 読取部
40 用紙
55 遮蔽板
56 切欠部
80 金属フレーム
81 接地コード
Claims (5)
- 画像を読み取る際の原稿となる用紙を搬送可能な用紙搬送路と、
前記用紙に照射する光を発光する光源と、
前記光源が発生する熱が前記光源から伝達可能に設けられていると共に伝達された熱を伝搬可能な伝導部と、
前記用紙搬送路の一部を構成すると共に前記光源から前記伝導部に伝達された熱が前記伝導部から伝搬可能に設けられ、且つ、前記用紙搬送路側に放熱フィンが設けられると共に前記伝導部から伝搬された熱を前記用紙の搬送時に前記用紙搬送路を流れる空気に放熱する放熱部と、
前記放熱フィンが通る穴である開口穴と前記放熱フィンが通る切り欠きである切欠部とのうち少なくともいずれか一方が形成されると共に前記放熱フィンが前記開口穴または前記切欠部を通った状態で、前記用紙搬送路における前記放熱部が位置する側に配設される遮蔽部材と、
を備えることを特徴とする画像読取装置。 - 前記放熱フィンは、前記用紙の搬送方向に沿って形成されており、且つ、前記搬送方向における上流側の端部に、前記搬送方向における上流側から下流側に向かうに従って前記用紙搬送路で搬送される前記用紙に近付く方向に傾斜した傾斜部を有していることを特徴とする請求項1に記載の画像読取装置。
- 前記放熱部は、前記用紙の搬送方向における上流側の端部が、前記搬送方向における前記放熱部の上流側に位置する部材である放熱部上流側部材よりも前記用紙搬送路で搬送される前記用紙から離れる形状で形成されていることを特徴とする請求項1または2に記載の画像読取装置。
- 前記伝導部はヒートパイプにより構成されていることを特徴とする請求項1〜3のいずれか1項に記載の画像読取装置。
- 前記放熱部はグランド接続されていることを特徴とする請求項1〜4のいずれか1項に記載の画像読取装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008278276A JP5015115B2 (ja) | 2008-10-29 | 2008-10-29 | 画像読取装置 |
US12/551,365 US8305651B2 (en) | 2008-10-29 | 2009-08-31 | Image reading apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008278276A JP5015115B2 (ja) | 2008-10-29 | 2008-10-29 | 画像読取装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010109563A JP2010109563A (ja) | 2010-05-13 |
JP5015115B2 true JP5015115B2 (ja) | 2012-08-29 |
Family
ID=42117204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008278276A Expired - Fee Related JP5015115B2 (ja) | 2008-10-29 | 2008-10-29 | 画像読取装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8305651B2 (ja) |
JP (1) | JP5015115B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8335035B2 (en) | 2011-03-18 | 2012-12-18 | Toppan Printing Co., Ltd. | Multi color display panel and method for manufacturing the same |
US8634128B2 (en) | 2011-03-22 | 2014-01-21 | Sony Corporation | Electrophoretic element, display, and electronic device |
US8810896B2 (en) | 2011-03-31 | 2014-08-19 | Ricoh Company, Ltd. | Rewritable recording medium, image recording set, and image recording method |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5636664B2 (ja) * | 2009-10-22 | 2014-12-10 | 富士ゼロックス株式会社 | 画像読取装置及び画像形成装置 |
CN103907337B (zh) * | 2011-10-25 | 2016-08-24 | 三菱电机株式会社 | 照明单元以及使用该照明单元的图像读取装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4916181A (en) | 1987-09-29 | 1990-04-10 | Ppg Industries, Inc. | Water-borne acrylic/polyester resin |
JPH06253093A (ja) * | 1993-02-23 | 1994-09-09 | Matsushita Electric Ind Co Ltd | 画像読取装置 |
JP2007324903A (ja) * | 2006-05-31 | 2007-12-13 | Fuji Xerox Co Ltd | 画像読取装置および画像形成装置 |
JP4328979B2 (ja) * | 2006-11-17 | 2009-09-09 | ブラザー工業株式会社 | 画像読取用キャリッジ、画像読取装置、および複合機 |
JP2008147847A (ja) | 2006-12-07 | 2008-06-26 | Rohm Co Ltd | 線状光源装置および画像読み取り装置 |
JP4596374B2 (ja) * | 2007-11-09 | 2010-12-08 | 村田機械株式会社 | 原稿読取装置 |
-
2008
- 2008-10-29 JP JP2008278276A patent/JP5015115B2/ja not_active Expired - Fee Related
-
2009
- 2009-08-31 US US12/551,365 patent/US8305651B2/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8335035B2 (en) | 2011-03-18 | 2012-12-18 | Toppan Printing Co., Ltd. | Multi color display panel and method for manufacturing the same |
US8634128B2 (en) | 2011-03-22 | 2014-01-21 | Sony Corporation | Electrophoretic element, display, and electronic device |
US8810896B2 (en) | 2011-03-31 | 2014-08-19 | Ricoh Company, Ltd. | Rewritable recording medium, image recording set, and image recording method |
Also Published As
Publication number | Publication date |
---|---|
US20100103478A1 (en) | 2010-04-29 |
US8305651B2 (en) | 2012-11-06 |
JP2010109563A (ja) | 2010-05-13 |
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