JPS6149339U - - Google Patents
Info
- Publication number
- JPS6149339U JPS6149339U JP1984134420U JP13442084U JPS6149339U JP S6149339 U JPS6149339 U JP S6149339U JP 1984134420 U JP1984134420 U JP 1984134420U JP 13442084 U JP13442084 U JP 13442084U JP S6149339 U JPS6149339 U JP S6149339U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- support
- column
- fixture
- lever
- 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
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Description
第１図は本考案の一実施例を示す図で、ａは側
面図、ｂは正面図（ａのＡ矢視）、第２図は従来
のスクリーン支持装置を示す斜視図である。
１…固定具、２…支柱支持具、２ａ…軸、３…
連結具、４…支柱、４ａ…上部支柱、５…爪車、
６…爪、７…レバー、７ａ…軸、８…バネ、９…
スクリーン、１０…固定体、１１…三脚。
FIG. 1 is a diagram showing an embodiment of the present invention, in which a is a side view, b is a front view (viewed from arrow A in a), and FIG. 2 is a perspective view of a conventional screen support device. DESCRIPTION OF SYMBOLS 1... Fixture, 2... Pillar support, 2a... Shaft, 3...
Connector, 4... Support, 4a... Upper support, 5... Ratchet wheel,
6...Claw, 7...Lever, 7a...Shaft, 8...Spring, 9...
Screen, 10...fixed body, 11...tripod.
Claims (1)
在に連結された支柱支持具と、該支持具に回動自
在に連結されたスクリーン取付け用支柱と、該支
柱に固定された調整用爪車と、該爪車に噛合う爪
を有するレバーと、該レバーを常に前記噛合い方
向に弾発するバネからなり、かつ前記噛合い位置
を変えることにより前記スクリーンの傾斜度を、
また前記支持具の回転により前記スクリーンの向
きを共に変更することができることを特徴とする
スクリーン支持装置。 A fixture to be attached to a fixed body, a column support rotatably connected to the fixture, a screen mounting column rotatably connected to the support, and an adjustment ratchet wheel fixed to the column. and a lever having a pawl that engages with the ratchet wheel, and a spring that always urges the lever in the engaging direction, and by changing the engaging position, the inclination of the screen can be adjusted.
The screen support device is also characterized in that the direction of the screen can be changed by rotating the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984134420U JPS6149339U (en) | 1984-09-04 | 1984-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984134420U JPS6149339U (en) | 1984-09-04 | 1984-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6149339U true JPS6149339U (en) | 1986-04-02 |
Family
ID=30692931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984134420U Pending JPS6149339U (en) | 1984-09-04 | 1984-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6149339U (en) |
-
1984
- 1984-09-04 JP JP1984134420U patent/JPS6149339U/ja active Pending
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