JPH03129845U - - Google Patents
Info
- Publication number
- JPH03129845U JPH03129845U JP3758890U JP3758890U JPH03129845U JP H03129845 U JPH03129845 U JP H03129845U JP 3758890 U JP3758890 U JP 3758890U JP 3758890 U JP3758890 U JP 3758890U JP H03129845 U JPH03129845 U JP H03129845U
- Authority
- JP
- Japan
- Prior art keywords
- glass wool
- sound
- insulating
- duct
- steel wire
- 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
- 239000011491 glass wool Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000004378 air conditioning Methods 0.000 claims 1
Landscapes
- Duct Arrangements (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は同開口部を示す正面図。 １…鋼線、３…防音用ガラスウール層、４…非
通気性材質の層。
図は同開口部を示す正面図。 １…鋼線、３…防音用ガラスウール層、４…非
通気性材質の層。
Claims (1)
- 内周面に鋼線を巻装し、ガラスウールを使用し
た保温又は消音用ダクトおいて、前記防音用ガラ
スウールの中央部に空気の対流を防止し得る適宜
の不燃性で非通気性材質の層を設けて構成したこ
とを特徴とする空調用ガラスウールダクト。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3758890U JPH03129845U (ja) | 1990-04-06 | 1990-04-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3758890U JPH03129845U (ja) | 1990-04-06 | 1990-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03129845U true JPH03129845U (ja) | 1991-12-26 |
Family
ID=31544841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3758890U Pending JPH03129845U (ja) | 1990-04-06 | 1990-04-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03129845U (ja) |
-
1990
- 1990-04-06 JP JP3758890U patent/JPH03129845U/ja active Pending