JPH0439635U - - Google Patents
Info
- Publication number
- JPH0439635U JPH0439635U JP7991590U JP7991590U JPH0439635U JP H0439635 U JPH0439635 U JP H0439635U JP 7991590 U JP7991590 U JP 7991590U JP 7991590 U JP7991590 U JP 7991590U JP H0439635 U JPH0439635 U JP H0439635U
- Authority
- JP
- Japan
- Prior art keywords
- memory member
- shape
- flaps
- shape memory
- center
- 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
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Ventilation (AREA)
- Air-Flow Control Members (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7991590U JPH0439635U (pt) | 1990-07-27 | 1990-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7991590U JPH0439635U (pt) | 1990-07-27 | 1990-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0439635U true JPH0439635U (pt) | 1992-04-03 |
Family
ID=31624509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7991590U Pending JPH0439635U (pt) | 1990-07-27 | 1990-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0439635U (pt) |
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1990
- 1990-07-27 JP JP7991590U patent/JPH0439635U/ja active Pending