JPS5881524U

JPS5881524U - Pine screen suspension system

Info

Publication number: JPS5881524U
Application number: JP1981178017U
Authority: JP
Inventors: 達也井上
Original assignee: ソニー株式会社
Priority date: 1981-11-30
Filing date: 1981-11-30
Publication date: 1983-06-02

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

[Brief explanation of drawings]

第１図は従来のオーバーへラドプロジェクタを用いて垂
直なスクリーンに投映した状態を示す概略説明図、第２
図は天井にスクリーン収納箱を固定する方法の従来例を
示す側面図、第３図はスクリーン収納箱の支持三脚に懸
架する方式の従来例る示す側面図、第４図はこの考案の
マツトスクリーンの懸架装置の第１実施例の全体を示す
側面図、第５図は第４図に示す実施例のスクリーン収納
箱を例示する一部断面側面図、第６図はこの考案の実施
例においてマツトスクリーンの下部を係着調節するため
の係着部材の一部を部分断面で示す斜視図、第７図はこ
の考案の第２の実施例の全体を示す側面図、第８図は、
第７図の実施例においてスクリーン収納箱が図中Ｂの位
置にある場合を例示し、第９図は同様にＣの位置にある
場合を例示し、第１０図は同様にＤの位置にある場合を
例示する各位置における部分断面側面図、第１１図はこ
の考案の第３の実施例の要部を示す側面図、第１２図は
第１１図の実施例におけるスクリーン収納箱を一部断面
で示す側面図である。　　　　−図中、２０はスクリー
ン収納箱、２１はマツトスクリーン、２２は支杆、２６
は係着部材である。Figure 1 is a schematic explanatory diagram showing the state of projection onto a vertical screen using a conventional Over Rad projector;
The figure is a side view showing a conventional example of a method for fixing a screen storage box to the ceiling, Figure 3 is a side view showing a conventional example of a method of suspending the screen storage box on a supporting tripod, and Figure 4 is a side view showing a conventional example of a method for fixing a screen storage box to a support tripod. FIG. 5 is a partially sectional side view illustrating the screen storage box of the embodiment shown in FIG. 4, and FIG. FIG. 7 is a side view showing the entire second embodiment of the invention; FIG.
In the embodiment shown in FIG. 7, the case where the screen storage box is at position B in the figure is illustrated, FIG. 9 similarly illustrates the case where it is at position C, and FIG. 10 is similarly illustrated at position D. FIG. 11 is a side view showing the main parts of the third embodiment of this invention, and FIG. 12 is a partially sectional side view of the screen storage box in the embodiment of FIG. 11. FIG. - In the figure, 20 is a screen storage box, 21 is a matte screen, 22 is a support rod, 26
is a fastening member.

Claims

[Scope of utility model registration request]

A support rod that is pivotably supported vertically on the wall where the screen is installed, a suspension member that is attached to the tip of this support rod and suspends the mud screen, and a support rod that is attached to the wall surface etc. so that its vertical position can be adjusted. The suspension member has a locking member that locks the lower end of the mud screen suspended from the suspension member, and the suspension member and a suspension device for a mat screen, characterized in that the inclination angle of the mud screen that is suspended with the above-mentioned fastening member is easily adjusted.