JPH0173597U - - Google Patents
Info
- Publication number
- JPH0173597U JPH0173597U JP1987169692U JP16969287U JPH0173597U JP H0173597 U JPH0173597 U JP H0173597U JP 1987169692 U JP1987169692 U JP 1987169692U JP 16969287 U JP16969287 U JP 16969287U JP H0173597 U JPH0173597 U JP H0173597U
- Authority
- JP
- Japan
- Prior art keywords
- polymer
- airtight
- moisture
- insulating duct
- woven fabrics
- 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
- 239000004745 nonwoven fabric Substances 0.000 claims 2
- 229920000642 polymer Polymers 0.000 claims 2
- 239000011148 porous material Substances 0.000 claims 2
- 229920000298 Cellophane Polymers 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000012237 artificial material Substances 0.000 claims 1
- 239000011491 glass wool Substances 0.000 claims 1
- 229920001477 hydrophilic polymer Polymers 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229920005594 polymer fiber Polymers 0.000 claims 1
Landscapes
- Thermal Insulation (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Duct Arrangements (AREA)
Description
第１図は本案のものの要部拡大縦断面図、第２
図は気密透湿シートの作用を説明する縦断面図、
第３図は本案のものの使用状態の略図的縦断面図
、第４図は従来のものでの問題を示す要部拡大縦
断面図、第５図は従来のものでの対策を示す要部
拡大縦断面図、第６図は従来のものの使用状態の
略図的縦断面図である。
１……断熱ダクト、１Ａ……ダクト体、１Ｂ…
…気密透湿シート。
Figure 1 is an enlarged vertical sectional view of the main part of the proposed item, Figure 2
The figure is a longitudinal cross-sectional view explaining the action of the airtight and moisture-permeable sheet.
Figure 3 is a schematic vertical cross-sectional view of the proposed product in use, Figure 4 is an enlarged vertical cross-sectional view of the main part showing the problem with the conventional product, and Figure 5 is an enlarged view of the main part showing countermeasures for the conventional product. FIG. 6 is a schematic longitudinal sectional view of the conventional device in use. 1...Insulated duct, 1A...Duct body, 1B...
...Airtight moisture permeable sheet.
Claims (1)
料で筒状、又は断面が矩形状に構成されているダ
クト体１Ａの外周面に、外皮として気密透湿シー
ト１Ｂが張設されていることを特徴とする断熱ダ
クト。 ２ 上記多孔質の材料がグラスウールである実用
新案登録請求の範囲第１項記載の断熱ダクト。 ３ 上記気密透湿シートは、紙、セロフアン等の
天然材料ベースのもの、あるいは親水性高分子膜
系、高分子繊維不織布、高分子不織布加圧加工系
、多孔質フイラー添加高分子シート系などの人工
の素材を用いた材料である実用新案登録請求の範
囲第１項記載の断熱ダクト。[Scope of Claim for Utility Model Registration] 1. An airtight and moisture-permeable skin as an outer skin on the outer peripheral surface of the duct body 1A, which is made of a porous material with a cylindrical shape or a rectangular cross section for the purpose of sound deadening, sound absorption, heat insulation, etc. A heat insulating duct characterized by being stretched with sheet 1B. 2. The insulating duct according to claim 1, wherein the porous material is glass wool. 3. The airtight and moisture-permeable sheets mentioned above are those based on natural materials such as paper and cellophane, or those based on hydrophilic polymer membranes, polymer fiber non-woven fabrics, pressure-processed polymer non-woven fabrics, porous filler-added polymer sheets, etc. The heat insulating duct according to claim 1, which is made of an artificial material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169692U JPH0173597U (en) | 1987-11-05 | 1987-11-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169692U JPH0173597U (en) | 1987-11-05 | 1987-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0173597U true JPH0173597U (en) | 1989-05-18 |
Family
ID=31459977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987169692U Pending JPH0173597U (en) | 1987-11-05 | 1987-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0173597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05306832A (en) * | 1992-01-09 | 1993-11-19 | Tokushu Seishi Kk | Air-conditioning duct paper and air-conditioning duct using the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5218759U (en) * | 1975-07-29 | 1977-02-09 | ||
| JPS60237295A (en) * | 1984-05-09 | 1985-11-26 | 株式会社 美庵 | Heat-insulating execution method of piping member |
-
1987
- 1987-11-05 JP JP1987169692U patent/JPH0173597U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5218759U (en) * | 1975-07-29 | 1977-02-09 | ||
| JPS60237295A (en) * | 1984-05-09 | 1985-11-26 | 株式会社 美庵 | Heat-insulating execution method of piping member |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05306832A (en) * | 1992-01-09 | 1993-11-19 | Tokushu Seishi Kk | Air-conditioning duct paper and air-conditioning duct using the same |