JPH0260181U - - Google Patents
Info
- Publication number
- JPH0260181U JPH0260181U JP13967888U JP13967888U JPH0260181U JP H0260181 U JPH0260181 U JP H0260181U JP 13967888 U JP13967888 U JP 13967888U JP 13967888 U JP13967888 U JP 13967888U JP H0260181 U JPH0260181 U JP H0260181U
- Authority
- JP
- Japan
- Prior art keywords
- winding drum
- rotating body
- winding
- inner circumferential
- circumferential surface
- 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
- 238000004804 winding Methods 0.000 claims description 13
- 239000000779 smoke Substances 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims 1
- 230000004308 accommodation Effects 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
- Mechanical Control Devices (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Description
添付図面は本考案の一実施例を示し、第１図は
本実施例の開閉操作ボツクスによつて開閉される
外倒し式排煙窓の外観斜視図、第２図は本実施例
の開閉操作ボツクスの一部切欠分解斜視図、第３
図はその一部切欠正面図、第４図はその断面図で
ある。
１：窓枠、２：障子、４：ガスステイ、５：ワ
イヤ、１０：開閉操作ボツクス、１１：巻取ドラ
ム、１３：基体、４１：内歯歯車、４３：収容室
、４５：摩擦板、４６：外歯歯車、４８：回転体
、４９：噛合歯、５５：ブレーキシユー、５６：
摺接面、６０：ガータースプリング。
The attached drawings show one embodiment of the present invention, and FIG. 1 is an external perspective view of an outward-folding smoke exhaust window that is opened and closed by the opening/closing operation box of this embodiment, and FIG. 2 is an illustration of the opening/closing operation of this embodiment. Partially cutaway exploded perspective view of the box, Part 3
The figure is a partially cutaway front view, and FIG. 4 is a sectional view thereof. 1: Window frame, 2: Shoji, 4: Gas stay, 5: Wire, 10: Opening/closing operation box, 11: Winding drum, 13: Base, 41: Internal gear, 43: Accommodation chamber, 45: Friction plate, 46 : External gear, 48: Rotating body, 49: Meshing teeth, 55: Brake shoe, 56:
Sliding surface, 60: Garter spring.
Claims (1)
端が前記巻取ドラムに連結されて窓枠と開窓方向
への付勢力の付与された障子との間に配索される
ワイヤの繰出しと巻取りによつて開閉するように
した排煙窓用開閉操作ボツクスにおいて、 前記巻取ドラムの中空内に収容した回転体を該
巻取ドラムと同心、かつ、回転自由に前記基体に
支持し、該回転体と前記巻取ドラムを、歯車の噛
み合いにより互いに逆方向に連動して回転するよ
うに連結し、前記回転体に、前記巻取ドラムの内
周面と対応する摺接面の形成されたブレーキシユ
ーを、前記回転体と一体的に回転するように、か
つ、前記摺接面が前記巻取ドラムの内周面に接離
する半径方向の移動を自由に嵌装するとともに、
前記ブレーキシユーに前記摺接面が前記巻取ドラ
ムの内周面から離間する方向の移動力を付与する
付勢部材を装着したことを特徴とする排煙窓用開
閉操作ボツクス。[Claims for Utility Model Registration] A winding drum is rotatably supported on a base body, the winding end is connected to the winding drum, and the winding end is connected between a window frame and a shoji to which a biasing force is applied in the window opening direction. In the opening/closing operation box for a smoke exhaust window, which is opened and closed by letting out and winding a wire routed in the winding drum, a rotary body housed in the hollow of the winding drum is concentric with the winding drum, and The rotating body is supported on the base body so as to be freely rotatable, the rotating body and the winding drum are connected to each other so as to rotate in opposite directions through meshing of gears, and the inner circumferential surface of the winding drum is attached to the rotating body. radial movement of a brake shoe formed with a sliding surface corresponding to the rotating body so as to rotate integrally with the rotating body, and the sliding surface approaches and separates from the inner circumferential surface of the winding drum. In addition to freely fitting the
An opening/closing operation box for a smoke exhaust window, characterized in that an urging member is attached to the brake shoe to apply a force to move the sliding surface away from the inner circumferential surface of the winding drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13967888U JPH0613982Y2 (en) | 1988-10-26 | 1988-10-26 | Opening / closing box for smoke exhaust window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13967888U JPH0613982Y2 (en) | 1988-10-26 | 1988-10-26 | Opening / closing box for smoke exhaust window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0260181U true JPH0260181U (en) | 1990-05-02 |
| JPH0613982Y2 JPH0613982Y2 (en) | 1994-04-13 |
Family
ID=31403159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13967888U Expired - Lifetime JPH0613982Y2 (en) | 1988-10-26 | 1988-10-26 | Opening / closing box for smoke exhaust window |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0613982Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007063811A (en) * | 2005-08-30 | 2007-03-15 | Howa:Kk | Window opening-closing operation device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007085386A (en) * | 2005-09-20 | 2007-04-05 | Chuo Spring Co Ltd | Centrifugal brake and window opening and closing device |
-
1988
- 1988-10-26 JP JP13967888U patent/JPH0613982Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007063811A (en) * | 2005-08-30 | 2007-03-15 | Howa:Kk | Window opening-closing operation device |
| JP4664155B2 (en) * | 2005-08-30 | 2011-04-06 | 株式会社豊和 | Window opening and closing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0613982Y2 (en) | 1994-04-13 |