JPH0446652U - - Google Patents
Info
- Publication number
- JPH0446652U JPH0446652U JP8719890U JP8719890U JPH0446652U JP H0446652 U JPH0446652 U JP H0446652U JP 8719890 U JP8719890 U JP 8719890U JP 8719890 U JP8719890 U JP 8719890U JP H0446652 U JPH0446652 U JP H0446652U
- Authority
- JP
- Japan
- Prior art keywords
- handed screw
- attached
- screw nut
- movable plates
- screw portion
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Duct Arrangements (AREA)
- Air-Flow Control Members (AREA)
Description
第１図は本考案に係る一実施例の概要図、第２
図は他の実施例の概略図、第３図は本考案による
ダンパの斜視図、第４図ａ，ｂ，ｃ，ｄは従来例
のダンパの作用説明図である。
２……回転軸、４ａ，４ｂ，４ｃ，４ｄ……羽
根板、５ａ，５ｂ……移動板、６ａ……右ねじナ
ツト、６ｂ……左ねじナツト。
Figure 1 is a schematic diagram of one embodiment of the present invention, Figure 2 is a schematic diagram of an embodiment of the invention;
The figure is a schematic view of another embodiment, FIG. 3 is a perspective view of a damper according to the present invention, and FIGS. 4a, b, c, and d are explanatory views of the operation of a conventional damper. 2... Rotating shaft, 4a, 4b, 4c, 4d... Vane plate, 5a, 5b... Moving plate, 6a... Right-handed screw nut, 6b... Left-handed screw nut.
Claims (1)
端が対向するごとく移動板の長手方向両端縁と回
動可能に接続して一体化し、前記一方の移動板に
は右ねじナツトを、他方の移動板には左ねじナツ
トをそれぞれ取付けるとともにこれらの両ナツト
を右ねじ部と左ねじ部とを有する回転軸を螺合し
てなるダンパの少なくとも一組を備えたことを特
徴とする風量調節ダンパ。 Two hinge-like members are rotatably connected to both longitudinal edges of the movable plate so that the opening and closing ends of each vane face each other, and a right-handed screw nut is attached to one of the movable plates, and a right-handed screw nut is attached to the other. A left-handed screw nut is attached to each of the movable plates, and a rotary shaft having a right-handed screw portion and a left-handed screw portion is screwed to the two nuts, thereby providing at least one set of dampers. damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8719890U JPH0446652U (en) | 1990-08-21 | 1990-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8719890U JPH0446652U (en) | 1990-08-21 | 1990-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0446652U true JPH0446652U (en) | 1992-04-21 |
Family
ID=31819349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8719890U Pending JPH0446652U (en) | 1990-08-21 | 1990-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200020045A (en) * | 2018-08-16 | 2020-02-26 | 삼성중공업 주식회사 | Damper for controlling air volume |
-
1990
- 1990-08-21 JP JP8719890U patent/JPH0446652U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200020045A (en) * | 2018-08-16 | 2020-02-26 | 삼성중공업 주식회사 | Damper for controlling air volume |
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