JPH0283541U - - Google Patents
Info
- Publication number
- JPH0283541U JPH0283541U JP16333188U JP16333188U JPH0283541U JP H0283541 U JPH0283541 U JP H0283541U JP 16333188 U JP16333188 U JP 16333188U JP 16333188 U JP16333188 U JP 16333188U JP H0283541 U JPH0283541 U JP H0283541U
- Authority
- JP
- Japan
- Prior art keywords
- support
- flange
- lens sheet
- screen
- deformation
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図〜第３図は、本考案による透過形スクリ
ーンの実施例を示した図であつて、第１図は全体
図、第２図は、同実施例スクリーンに用いられる
変形補正機構を示した図、第３図は、同実施例ス
クリーンの可動テンシヨン支持側を示した図であ
る。第４図〜第６図は、透過形スクリーンの従来
例を示した図であつて、第４図は全体図、第５図
は単純固定支持側を示した図、第６図は可動テン
シヨン支持側を示した図である。第７図〜第１１
図は、従来の透過形スクリーンの取付構造を示し
た図であつて、第７図、第９図は全体図、第８図
、第１０図は断面図、第１１図は、同スクリーン
に用いられる支持体を説明するための図である。
１……透過形スクリーン、２……レンズシート
、２１，２２，２３……フランジ部、３……支持
体、３１……支持体本体、３２，３３，３４……
鋼材、３５……ボルト、４……変形補正機構、４
１……ゴムシート、４２……薄形鋼材、４３……
変形補正用ボルト、５……テンシヨン機構、５１
……コイルばね、５２……ボルト、５３……ナツ
ト、６……建物側構造枠、６１，６３……取付ボ
ルト、６２，６４……取付ナツト、Ｓ……取付基
準面。
1 to 3 are diagrams showing an embodiment of a transmission type screen according to the present invention, in which FIG. 1 is an overall view and FIG. 2 is a diagram showing a deformation correction mechanism used in the screen of the embodiment. FIG. 3 is a view showing the movable tension supporting side of the screen of the same embodiment. Figures 4 to 6 are diagrams showing conventional examples of transparent screens, in which Figure 4 is an overall view, Figure 5 is a diagram showing the simple fixed support side, and Figure 6 is a movable tension support side. It is a figure showing the side. Figures 7 to 11
The figures show the mounting structure of a conventional transparent screen, in which Figs. 7 and 9 are overall views, Figs. 8 and 10 are sectional views, and Fig. 11 is a structure used for the same screen. FIG. DESCRIPTION OF SYMBOLS 1... Transmission screen, 2... Lens sheet, 21, 22, 23... Flange portion, 3... Support body, 31... Support body, 32, 33, 34...
Steel material, 35... Bolt, 4... Deformation correction mechanism, 4
1...Rubber sheet, 42...Thin steel material, 43...
Deformation correction bolt, 5...Tension mechanism, 51
... Coil spring, 52 ... Bolt, 53 ... Nut, 6 ... Building side structural frame, 61, 63 ... Mounting bolt, 62, 64 ... Mounting nut, S ... Mounting reference surface.
Claims (1)
と、前記レンズシートの１辺もしくは直交する２
辺のフランジ部を固定的に支持し、対向する辺の
フランジ部を可動に支持する支持体とからなる透
過形スクリーンにおいて、前記支持体の固定支持
側にフランジ部の位置を微調整して前記レンズシ
ートの変形を補正する変形補正機構を設けたこと
を特徴とする透過形スクリーン。 A lens sheet provided with a flange portion on the outer periphery, and one side of the lens sheet or two sides orthogonal to each other.
In a transmission type screen consisting of a support that fixedly supports a flange on one side and a support that movably supports a flange on the opposite side, the position of the flange is finely adjusted to the fixed support side of the support. A transmissive screen characterized by being provided with a deformation correction mechanism that corrects deformation of a lens sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988163331U JPH0740995Y2 (en) | 1988-12-16 | 1988-12-16 | Transmissive screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988163331U JPH0740995Y2 (en) | 1988-12-16 | 1988-12-16 | Transmissive screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0283541U true JPH0283541U (en) | 1990-06-28 |
| JPH0740995Y2 JPH0740995Y2 (en) | 1995-09-20 |
Family
ID=31447961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988163331U Expired - Fee Related JPH0740995Y2 (en) | 1988-12-16 | 1988-12-16 | Transmissive screen |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740995Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59121646U (en) * | 1982-06-16 | 1984-08-16 | 株式会社日立製作所 | rear screen |
| JPS60154940U (en) * | 1984-03-26 | 1985-10-16 | 大日本印刷株式会社 | Transparent screen |
-
1988
- 1988-12-16 JP JP1988163331U patent/JPH0740995Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59121646U (en) * | 1982-06-16 | 1984-08-16 | 株式会社日立製作所 | rear screen |
| JPS60154940U (en) * | 1984-03-26 | 1985-10-16 | 大日本印刷株式会社 | Transparent screen |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0740995Y2 (en) | 1995-09-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |