JPS6029897U - Initial torque adjustment device for drive spring of roll blind screen drum - Google Patents
Initial torque adjustment device for drive spring of roll blind screen drumInfo
- Publication number
- JPS6029897U JPS6029897U JP12174883U JP12174883U JPS6029897U JP S6029897 U JPS6029897 U JP S6029897U JP 12174883 U JP12174883 U JP 12174883U JP 12174883 U JP12174883 U JP 12174883U JP S6029897 U JPS6029897 U JP S6029897U
- Authority
- JP
- Japan
- Prior art keywords
- drive spring
- face ratchet
- spring
- screen drum
- roll blind
- 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.)
- Granted
Links
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
第１図は本考案の一実施例を示す縦断面図、第２図は本
考案装置を備えたロールブラインドの一部の斜面図、第
３図は第１図の装置に於ける可動フェースラチェット及
び固定フェースラチェットの斜面図である。
１はスクリーンドラム、２はドライブスプリング、３は
ドライブスプリングの反自由端、４はジヨイントシャフ
ト、５は可動フェースラチェット、６は固定フェースラ
チェット、７はスプリング、８は調整リング、９はドラ
イブスプリングの自由端、１０はジヨイント、１１はス
クリーン。Fig. 1 is a vertical sectional view showing an embodiment of the present invention, Fig. 2 is a partial perspective view of a roll blind equipped with the device of the present invention, and Fig. 3 is a movable face ratchet in the device of Fig. 1. and a perspective view of the fixed face ratchet. 1 is a screen drum, 2 is a drive spring, 3 is the non-free end of the drive spring, 4 is a joint shaft, 5 is a movable face ratchet, 6 is a fixed face ratchet, 7 is a spring, 8 is an adjustment ring, 9 is a drive spring 10 is the joint, 11 is the screen.
Claims (1)
ムのスクリーン巻戻し方向への回転で該スプリングが蓄
勢されて該ドラムを反対方向へスプリング除勢するロー
ルブラインドに於て、上記ドライブスプリングの反自由
端側を結合してスクリーンドラムに遊嵌されたジヨイン
トシャフトに、該シャフトと共回りするかつこれのドラ
イブスプリング巻戻り方向への回転を阻止する鋸歯面の
可動フェースラチェットを備え、該可動フェースラチェ
ットと対応する鋸歯面の固定フェースラチェットを定位
置に配置すると共に、該固定フェースラチェットに可動
フェースラチェットをスプリングによる押圧下に押退可
能に噛合させ、可動フェースラチェットにこれと一体に
調整リイクヲ形成したロールブラインドのスクリーンド
ラムのドライブスプリングの初期トルク調整装置。In a roll blind in which the screen drum has a drive spring, and rotation of the drum in the screen rewinding direction stores force in the spring and releases the spring force in the opposite direction of the drum, the opposite free end of the drive spring A joint shaft that is loosely fitted to the screen drum with its sides joined together is provided with a movable face ratchet having a serrated surface that rotates together with the shaft and prevents the shaft from rotating in the drive spring unwinding direction, the movable face ratchet A fixed face ratchet with a serrated surface corresponding to the fixed face ratchet is placed in a fixed position, and a movable face ratchet is engaged with the fixed face ratchet so as to be able to be pushed and retracted under pressure by a spring, and an adjustment rectangle is formed integrally with the movable face ratchet. Initial torque adjustment device for the drive spring of the screen drum of a roll blind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12174883U JPS6029897U (en) | 1983-08-03 | 1983-08-03 | Initial torque adjustment device for drive spring of roll blind screen drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12174883U JPS6029897U (en) | 1983-08-03 | 1983-08-03 | Initial torque adjustment device for drive spring of roll blind screen drum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6029897U true JPS6029897U (en) | 1985-02-28 |
| JPH0125193Y2 JPH0125193Y2 (en) | 1989-07-28 |
Family
ID=30278533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12174883U Granted JPS6029897U (en) | 1983-08-03 | 1983-08-03 | Initial torque adjustment device for drive spring of roll blind screen drum |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6029897U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6398989U (en) * | 1986-12-17 | 1988-06-27 | ||
| JP2001040966A (en) * | 1999-08-04 | 2001-02-13 | Metako:Kk | Winding device |
| JP2006225992A (en) * | 2005-02-17 | 2006-08-31 | Nichibei Co Ltd | Roll screen |
-
1983
- 1983-08-03 JP JP12174883U patent/JPS6029897U/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6398989U (en) * | 1986-12-17 | 1988-06-27 | ||
| JP2001040966A (en) * | 1999-08-04 | 2001-02-13 | Metako:Kk | Winding device |
| JP2006225992A (en) * | 2005-02-17 | 2006-08-31 | Nichibei Co Ltd | Roll screen |
| JP4541919B2 (en) * | 2005-02-17 | 2010-09-08 | 株式会社ニチベイ | Roll screen |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0125193Y2 (en) | 1989-07-28 |
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