JPH0748931Y2 - 換気窓の開閉装置 - Google Patents
換気窓の開閉装置Info
- Publication number
- JPH0748931Y2 JPH0748931Y2 JP1989141121U JP14112189U JPH0748931Y2 JP H0748931 Y2 JPH0748931 Y2 JP H0748931Y2 JP 1989141121 U JP1989141121 U JP 1989141121U JP 14112189 U JP14112189 U JP 14112189U JP H0748931 Y2 JPH0748931 Y2 JP H0748931Y2
- Authority
- JP
- Japan
- Prior art keywords
- opening
- ventilation window
- disc
- switch
- closing
- 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
- 238000009423 ventilation Methods 0.000 title claims description 63
- 238000001514 detection method Methods 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 23
- 230000007257 malfunction Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 230000002265 prevention Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229930182556 Polyacetal Natural products 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229920005177 Duracon® POM Polymers 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003898 horticulture Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989141121U JPH0748931Y2 (ja) | 1989-12-07 | 1989-12-07 | 換気窓の開閉装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989141121U JPH0748931Y2 (ja) | 1989-12-07 | 1989-12-07 | 換気窓の開閉装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0380879U JPH0380879U (enrdf_load_stackoverflow) | 1991-08-19 |
| JPH0748931Y2 true JPH0748931Y2 (ja) | 1995-11-08 |
Family
ID=31688046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989141121U Expired - Fee Related JPH0748931Y2 (ja) | 1989-12-07 | 1989-12-07 | 換気窓の開閉装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0748931Y2 (enrdf_load_stackoverflow) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55111575A (en) * | 1979-02-21 | 1980-08-28 | Hitachi Ltd | Device for opening closing door |
-
1989
- 1989-12-07 JP JP1989141121U patent/JPH0748931Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0380879U (enrdf_load_stackoverflow) | 1991-08-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |