JPH0325092U - - Google Patents
Info
- Publication number
- JPH0325092U JPH0325092U JP8611889U JP8611889U JPH0325092U JP H0325092 U JPH0325092 U JP H0325092U JP 8611889 U JP8611889 U JP 8611889U JP 8611889 U JP8611889 U JP 8611889U JP H0325092 U JPH0325092 U JP H0325092U
- Authority
- JP
- Japan
- Prior art keywords
- outer circumferential
- circumferential wall
- vinyl chloride
- soft vinyl
- hollow spiral
- 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
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims 2
- 239000004743 Polypropylene Substances 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 229920005672 polyolefin resin Polymers 0.000 claims 1
- -1 polypropylene Polymers 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Description
第１図乃至第５図は本考案の実施例を示すもの
で、第１図はその一部を断面した側面図、第２図
は屈曲させた場合に一部拡大断面図、第３図は製
造方法を説明するための縦断側面図、第４図及び
第５図は本考案の別な実施例を示す一部の拡大断
面図、第６図は従来の排水ホースの一部縦断側面
図である。
１……内周壁、１ａ……平坦面、２……中空螺
旋突条、３……可撓性芯線、４……螺旋状仕切壁
、５……外周壁、６……空隙部、７……断熱材。
Figures 1 to 5 show an embodiment of the present invention, in which Figure 1 is a partially sectional side view, Figure 2 is a partially enlarged sectional view when it is bent, and Figure 3 is a partially enlarged sectional view. 4 and 5 are partially enlarged sectional views showing another embodiment of the present invention, and FIG. 6 is a partially longitudinal sectional side view of a conventional drainage hose. be. DESCRIPTION OF SYMBOLS 1... Inner peripheral wall, 1a... Flat surface, 2... Hollow spiral protrusion, 3... Flexible core wire, 4... Spiral partition wall, 5... Outer peripheral wall, 6... Cavity, 7... ...insulation material.
Claims (1)
ニルよりなる内周壁１の外周面に中空螺旋突条２
を一体的に形成し、この中空螺旋突条２内にポリ
プロピレン等のオレフイン系樹脂よりなる芯線３
を接着することなく内包し、さらに、前記内周壁
１の外周面にスポンジ等の断熱材７を介して軟質
塩化ビニルよりなる外周壁５を一体的に層着して
なることを特徴とする排水ホース。 Hollow spiral protrusions 2 are formed on the outer circumferential surface of an inner circumferential wall 1 made of soft vinyl chloride and having a smooth inner surface 1a.
are integrally formed, and a core wire 3 made of an olefin resin such as polypropylene is placed inside the hollow spiral protrusion 2.
without adhesion, and an outer circumferential wall 5 made of soft vinyl chloride is integrally layered on the outer circumferential surface of the inner circumferential wall 1 via a heat insulating material 7 such as sponge. hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8611889U JPH0325092U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8611889U JPH0325092U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325092U true JPH0325092U (en) | 1991-03-14 |
Family
ID=31635552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8611889U Pending JPH0325092U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102287889B1 (en) * | 2020-12-04 | 2021-08-10 | 서울다이나믹스 유한책임회사 | Method of predicting crack in scaffold and scaffold safety management system using the same |
-
1989
- 1989-07-21 JP JP8611889U patent/JPH0325092U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102287889B1 (en) * | 2020-12-04 | 2021-08-10 | 서울다이나믹스 유한책임회사 | Method of predicting crack in scaffold and scaffold safety management system using the same |