JP2515574Y2 - 煙逆流防止用ダンパ - Google Patents
煙逆流防止用ダンパInfo
- Publication number
- JP2515574Y2 JP2515574Y2 JP1988152125U JP15212588U JP2515574Y2 JP 2515574 Y2 JP2515574 Y2 JP 2515574Y2 JP 1988152125 U JP1988152125 U JP 1988152125U JP 15212588 U JP15212588 U JP 15212588U JP 2515574 Y2 JP2515574 Y2 JP 2515574Y2
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- gear
- motor
- smoke
- urging force
- 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.)
- Expired - Fee Related
Links
- 239000000779 smoke Substances 0.000 title claims description 30
- 230000002265 prevention Effects 0.000 title claims description 10
- 238000001514 detection method Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 description 11
- 238000004804 winding Methods 0.000 description 10
- 238000010079 rubber tapping Methods 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988152125U JP2515574Y2 (ja) | 1988-11-22 | 1988-11-22 | 煙逆流防止用ダンパ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988152125U JP2515574Y2 (ja) | 1988-11-22 | 1988-11-22 | 煙逆流防止用ダンパ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0272782U JPH0272782U (US20030199744A1-20031023-C00003.png) | 1990-06-04 |
| JP2515574Y2 true JP2515574Y2 (ja) | 1996-10-30 |
Family
ID=31426779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988152125U Expired - Fee Related JP2515574Y2 (ja) | 1988-11-22 | 1988-11-22 | 煙逆流防止用ダンパ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2515574Y2 (US20030199744A1-20031023-C00003.png) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5056038A (US20030199744A1-20031023-C00003.png) * | 1973-09-18 | 1975-05-16 | ||
| JPS5412751A (en) * | 1978-03-27 | 1979-01-30 | Canon Inc | Drum photosensitive screen and stretching method terefor |
| GB2077993A (en) * | 1980-06-06 | 1981-12-23 | Standard Microsyst Smc | Low sheet resistivity composite conductor gate MOS device |
| JPS5834956U (ja) * | 1981-08-28 | 1983-03-07 | 株式会社リコー | 真空蒸着における排気装置 |
| JPS62146878U (US20030199744A1-20031023-C00003.png) * | 1986-03-12 | 1987-09-17 |
-
1988
- 1988-11-22 JP JP1988152125U patent/JP2515574Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0272782U (US20030199744A1-20031023-C00003.png) | 1990-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4581987A (en) | Fire damper actuator | |
| JP2004175235A (ja) | 車両用開閉体の開閉制御システム | |
| JP2000158946A (ja) | 開閉体の自動駆動装置 | |
| JP2515574Y2 (ja) | 煙逆流防止用ダンパ | |
| JP2008261128A (ja) | 電動シャッター開閉機の制動装置 | |
| JPH03198638A (ja) | ギヤードモータ | |
| JPH0517536Y2 (US20030199744A1-20031023-C00003.png) | ||
| JP5096178B2 (ja) | 電磁ブレーキ付電動機 | |
| JPH081318Y2 (ja) | プーリ装置 | |
| KR920000091Y1 (ko) | 모터 액튜에이터 | |
| JPH083160Y2 (ja) | モータアクチュエータ | |
| JP2548480Y2 (ja) | 手動解除機構付モータ制動装置 | |
| JP2760082B2 (ja) | スタータ | |
| JP5284552B1 (ja) | 建築用シャッターの開閉機 | |
| JPH1088945A (ja) | 電動シャッタ−用開閉機の手動操作装置 | |
| JPS6218629Y2 (US20030199744A1-20031023-C00003.png) | ||
| JP3457789B2 (ja) | クラッチ付き駆動装置 | |
| JPH072990Y2 (ja) | アクチュエータ | |
| JP6749517B1 (ja) | シャッター開閉機 | |
| JP3961875B2 (ja) | ギヤードモータ | |
| JP2535306Y2 (ja) | シャッター等の開閉機の巻き掛け伝動装置 | |
| JP2654738B2 (ja) | 巻取ドラムの駆動構造 | |
| JP2535297Y2 (ja) | シャッター等の開閉機の巻き掛け伝動装置 | |
| JPS62260541A (ja) | モ−タアクチユエ−タの駆動停止方法 | |
| JPS61214171A (ja) | 記録再生装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |