JPH02105495U - - Google Patents
Info
- Publication number
- JPH02105495U JPH02105495U JP1989015225U JP1522589U JPH02105495U JP H02105495 U JPH02105495 U JP H02105495U JP 1989015225 U JP1989015225 U JP 1989015225U JP 1522589 U JP1522589 U JP 1522589U JP H02105495 U JPH02105495 U JP H02105495U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- screen
- screen device
- automatic
- amount
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Overhead Projectors And Projection Screens (AREA)
Description
第１図はこの考案に係る自動スクリーン装置を
示す断面図、第２図は第１図における−矢視
断面図、第３図は第１図の要部拡大図、第４図は
従来用いられてきた自動スクリーン装置を示す図
である。
９……モータ、４……スクリーン、５……検出
手段。
Fig. 1 is a sectional view showing an automatic screen device according to this invention, Fig. 2 is a sectional view taken along the - arrow in Fig. 1, Fig. 3 is an enlarged view of the main part of Fig. 1, and Fig. 4 is a sectional view showing the automatic screen device used conventionally. FIG. 9...Motor, 4...Screen, 5...Detection means.
Claims (1)
る自動スクリーン装置において、 前記スクリーンを所定量だけ巻き上げたときに
その巻上量を検出し前記モータの作動を停止させ
るための信号を出力する検出手段を備えたことを
特徴とする自動スクリーン装置。[Claims for Utility Model Registration] In an automatic screen device that winds up a screen using the driving force of a motor, a signal for detecting the amount of winding and stopping the operation of the motor when the screen has been rolled up by a predetermined amount. An automatic screen device characterized by comprising a detection means for outputting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989015225U JPH02105495U (en) | 1989-02-10 | 1989-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989015225U JPH02105495U (en) | 1989-02-10 | 1989-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105495U true JPH02105495U (en) | 1990-08-22 |
Family
ID=31227092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989015225U Pending JPH02105495U (en) | 1989-02-10 | 1989-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105495U (en) |
-
1989
- 1989-02-10 JP JP1989015225U patent/JPH02105495U/ja active Pending