JPS59101250U - overhead projector - Google Patents
overhead projectorInfo
- Publication number
- JPS59101250U JPS59101250U JP19524682U JP19524682U JPS59101250U JP S59101250 U JPS59101250 U JP S59101250U JP 19524682 U JP19524682 U JP 19524682U JP 19524682 U JP19524682 U JP 19524682U JP S59101250 U JPS59101250 U JP S59101250U
- Authority
- JP
- Japan
- Prior art keywords
- overhead projector
- fan
- head
- overhead
- pillar
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図、第２図は従来装置の基本構成を示す概略図であ
り、第３図は本考案の一実施例の基本構成を示す略縦断
面図、第４図は本考案の一実施例の回路図である。
１・・・・・・資料載置台、２・・・・・・支柱、３・
・・・・・ヘッド、４・・・・・・ランプ、５・・・・
・・ファン、６・・・・・・モータ、７・・・・・・ト
ランス、８・・・・・・反射フレネルレンズ、９・・・
・・・投影レンズ、１０・・・・・・反射ミラーミ １
１・・・・・・反射ミラー、１２・・・・・・孔、１３
．１４・・・・・・綱部、１５・・・・・・ボディ、１
６・・・・・・孔、１７・・・・・・排気口、１８・・
・・・・スイッチ。Figures 1 and 2 are schematic diagrams showing the basic configuration of a conventional device, Figure 3 is a schematic vertical sectional view showing the basic configuration of an embodiment of the present invention, and Figure 4 is an embodiment of the present invention. FIG. 1... Data mounting table, 2... Prop, 3.
...Head, 4...Lamp, 5...
...Fan, 6...Motor, 7...Transformer, 8...Reflection Fresnel lens, 9...
...Projection lens, 10...Reflection mirror 1
1... Reflection mirror, 12... Hole, 13
．． 14...Tsunabe, 15...Body, 1
6...hole, 17...exhaust port, 18...
····switch.
Claims (3)
端に支柱を保持し、該支柱の上端部に光源系と投影レン
ズ系を内蔵したヘッドを支承してなるオーバーヘッドプ
ロジェクタ−において、前記ヘッドの下面を空気流入部
とし、少なくとも他の一面を空気流出部となし、前記支
柱の下端部に冷却装置を内蔵するボディを形成し、該ボ
ディに設けた孔に前記−、ラドの下面に対応するように
ファンの排気口を適合させる位置でファンをボディ内に
固定し、前記排気口から送風される空気が前記ボディの
外部から直線的に前記ヘッドの下面に流入するようにし
たことを特徴とするオーバーへッドブ凸ジエクター。(1) Reflection Fresnel: In an overhead projector, a support is held at one end of a document mounting table on which a lens is installed, and a head having a built-in light source system and a projection lens system is supported at the upper end of the support. The lower surface of the pillar is an air inflow part, and at least one other surface is an air outflow part. A body having a built-in cooling device is formed at the lower end of the pillar, and holes provided in the body correspond to the lower surfaces of the - and rad. The fan is fixed within the body at a position where the exhaust port of the fan is adapted to fit the fan, and air blown from the exhaust port flows straight into the lower surface of the head from outside the body. Overhead convex dioctor.
に設けたことを特徴とする実用新案登録請求の範囲第（
１）項記載のオーバーヘッドプロジェクタ−０(2) The hole is provided in a surface of the body corresponding to the lower surface of the head.
Overhead projector-0 described in section 1)
、反射フレネルレンズおよび支柱の下端部以外の面に設
置したことを特徴とする実用新案登録請求の範囲第（１
）項記載の一オーバーヘッドプロジェクター０(3) Utility model registration claim No. 1, characterized in that the body is installed on or inside the document mounting table on a surface other than the reflective Fresnel lens and the lower end of the column.
1 Overhead projector described in ) 0
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19524682U JPS59101250U (en) | 1982-12-24 | 1982-12-24 | overhead projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19524682U JPS59101250U (en) | 1982-12-24 | 1982-12-24 | overhead projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59101250U true JPS59101250U (en) | 1984-07-07 |
Family
ID=30419409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19524682U Pending JPS59101250U (en) | 1982-12-24 | 1982-12-24 | overhead projector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59101250U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62169335U (en) * | 1985-12-25 | 1987-10-27 | ||
| WO2015170388A1 (en) * | 2014-05-08 | 2015-11-12 | 富士通株式会社 | Projector device |
-
1982
- 1982-12-24 JP JP19524682U patent/JPS59101250U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62169335U (en) * | 1985-12-25 | 1987-10-27 | ||
| WO2015170388A1 (en) * | 2014-05-08 | 2015-11-12 | 富士通株式会社 | Projector device |
| JPWO2015170388A1 (en) * | 2014-05-08 | 2017-04-20 | 富士通株式会社 | Projector device |
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