JPH0420032U - - Google Patents
Info
- Publication number
- JPH0420032U JPH0420032U JP6235690U JP6235690U JPH0420032U JP H0420032 U JPH0420032 U JP H0420032U JP 6235690 U JP6235690 U JP 6235690U JP 6235690 U JP6235690 U JP 6235690U JP H0420032 U JPH0420032 U JP H0420032U
- Authority
- JP
- Japan
- Prior art keywords
- rotatably supported
- connecting member
- frame member
- shaped structures
- rod
- 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
- Overhead Projectors And Projection Screens (AREA)
Description
第１図および第２図は本考案によるスクリーン
張設装置の第１実施例を示す図であり、第１図は
その展開状態の斜視図、第２図はその使用状態の
側面図、第３図は本考案の第２実施例を示すスク
リーン張設装置の展開状態の斜視図、第４図は本
考案の第３実施例を示すスクリーン張設装置の使
用状態の側面図、第５図は本考案の第４実施例を
示すスクリーン張設装置の斜視図、第６図および
第７図は投影装置としてのオーバーヘツドプロジ
エクタの各例を示す斜視図である。
１……フレーム部材、２……棒状体、３，３ａ
，３ｂ……Ｘ状構造体、５，５ａ〜５ｄ……掛止
体、１１〜１９，２１〜２９……連結部材、Ｓ…
…スクリーン。
1 and 2 are views showing a first embodiment of the screen tensioning device according to the present invention, FIG. 1 is a perspective view of the device in its unfolded state, FIG. 2 is a side view of the device in use, and FIG. The figure is a perspective view of the screen tensioning device in the unfolded state showing the second embodiment of the present invention, FIG. 4 is a side view of the screen tensioning device in the used state showing the third embodiment of the invention, and FIG. A perspective view of a screen extending device according to a fourth embodiment of the present invention, and FIGS. 6 and 7 are perspective views showing each example of an overhead projector as a projection device. 1... Frame member, 2... Rod-shaped body, 3, 3a
, 3b...X-shaped structure, 5, 5a-5d... hanging body, 11-19, 21-29... connecting member, S...
…screen.
Claims (1)
た複数のＸ状構造体およびこの複数のＸ状構造体
の各端部を回動可能に軸支してＸ状構造体を相互
に連結する連結部材を有し、前記棒状体の回動に
よつて折畳みおよび展開状態となるフレーム部材
と、このフレーム部材における所定の連結部材に
基端部が回動可能に軸支されると共に、中間部が
他の連結部材に係合して展開状態のフレーム部材
の外方に伸長する掛止体と、この掛止体に少なく
とも上部が掛止されるスクリーンとを備えている
ことを特徴とするスクリーン張設装置。 A plurality of X-shaped structures in which the center portions of the rod-like bodies are mutually rotatably supported, and each end of the plurality of X-shaped structures is rotatably supported in such a way that the X-shaped structures are mutually supported. a frame member having a connecting member to be connected and which is folded and unfolded by rotation of the rod-shaped body; a base end portion of the frame member is rotatably supported by a predetermined connecting member; It is characterized by comprising a hanging body whose middle part engages with another connecting member and extends outward of the frame member in an expanded state, and a screen whose at least an upper part is hooked to the hanging body. Screen tensioning equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6235690U JPH0420032U (en) | 1990-06-13 | 1990-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6235690U JPH0420032U (en) | 1990-06-13 | 1990-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0420032U true JPH0420032U (en) | 1992-02-19 |
Family
ID=31591430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6235690U Pending JPH0420032U (en) | 1990-06-13 | 1990-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0420032U (en) |
-
1990
- 1990-06-13 JP JP6235690U patent/JPH0420032U/ja active Pending