JPH035145U - - Google Patents
Info
- Publication number
- JPH035145U JPH035145U JP6463689U JP6463689U JPH035145U JP H035145 U JPH035145 U JP H035145U JP 6463689 U JP6463689 U JP 6463689U JP 6463689 U JP6463689 U JP 6463689U JP H035145 U JPH035145 U JP H035145U
- Authority
- JP
- Japan
- Prior art keywords
- projection screen
- support structure
- support
- flange
- jig
- 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
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Description
第１図〜第３図は、本考案による映写スクリー
ンの支持構造の第１の実施例を示した図であつて
、第１図は可動テンシヨン支持側を示した断面図
、第２図は同支持側の治具を示した図、第３図は
単純固定支持側を示した断面図である。第４図〜
第６図は、本考案による映写用スクリーンの支持
構造の第２の実施例を示した図であつて、第４図
は、同実施例構造を構成する治具を示した図、第
５図、第６図は、同治具を用いてスクリーンを固
定した状態を示した図である。第７図〜第９図は
、従来の映写用スクリーンの支持構造の一例を示
した図であつて、第７図は全体図、第８図は単純
固定支持側を示した断面図、第９図は可動テンシ
ヨン支持側を示した断面図である。第１０図は、
従来の映写用スクリーンの支持構造の問題点を説
明するための図である。
１……映写用スクリーン、１１，１２……レン
ズシート、２……支持体、３……テンシヨン機構
、４，５，６……治具、Ｔ……トルク。
1 to 3 are views showing a first embodiment of a support structure for a projection screen according to the present invention, in which FIG. 1 is a sectional view showing the movable tension support side, and FIG. 2 is the same. FIG. 3 is a sectional view showing the jig on the support side and the simple fixed support side. Figure 4~
FIG. 6 is a diagram showing a second embodiment of the support structure for a projection screen according to the present invention, FIG. 4 is a diagram showing a jig constituting the structure of the same embodiment, and FIG. , FIG. 6 is a diagram showing a state in which the screen is fixed using the same jig. 7 to 9 are diagrams showing an example of the support structure of a conventional projection screen, in which FIG. 7 is an overall view, FIG. 8 is a sectional view showing the simply fixed support side, and FIG. The figure is a sectional view showing the movable tension support side. Figure 10 shows
FIG. 2 is a diagram for explaining problems with the conventional projection screen support structure. 1... Projection screen, 11, 12... Lens sheet, 2... Support, 3... Tension mechanism, 4, 5, 6... Jig, T... Torque.
Claims (1)
れた映写用スクリーンと、前記映写用スクリーン
のフランジ部を略平行に配置されたガイド板で挟
んで可動に支持する支持体と、前記映写用スクリ
ーンのフランジ部に外方向へ向かう張力を与える
テンシヨン機構とを有する映写用スクリーンの支
持構造であつて、前記支持体に前記ガイド板の取
付角度を規制する治具を設けたことを特徴とする
映写用スクリーンの支持構造。 a projection screen provided with a flange on at least one side of its outer periphery; a support that movably supports the flange of the projection screen by sandwiching it between guide plates disposed substantially parallel to each other; A support structure for a projection screen having a tension mechanism that applies an outward tension to a flange portion, the support structure comprising a jig for regulating the mounting angle of the guide plate on the support. Screen support structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6463689U JPH035145U (en) | 1989-06-02 | 1989-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6463689U JPH035145U (en) | 1989-06-02 | 1989-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH035145U true JPH035145U (en) | 1991-01-18 |
Family
ID=31595756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6463689U Pending JPH035145U (en) | 1989-06-02 | 1989-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH035145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101715788B1 (en) * | 2016-09-29 | 2017-03-14 | (주)효일이엔지 | a rocking device of distribution cable |
-
1989
- 1989-06-02 JP JP6463689U patent/JPH035145U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101715788B1 (en) * | 2016-09-29 | 2017-03-14 | (주)효일이엔지 | a rocking device of distribution cable |
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