JPH0393672U - - Google Patents
Info
- Publication number
- JPH0393672U JPH0393672U JP178590U JP178590U JPH0393672U JP H0393672 U JPH0393672 U JP H0393672U JP 178590 U JP178590 U JP 178590U JP 178590 U JP178590 U JP 178590U JP H0393672 U JPH0393672 U JP H0393672U
- Authority
- JP
- Japan
- Prior art keywords
- helical tube
- tube
- circumferential surface
- side edge
- inner circumferential
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP178590U JPH073110Y2 (ja) | 1990-01-12 | 1990-01-12 | 管 材 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP178590U JPH073110Y2 (ja) | 1990-01-12 | 1990-01-12 | 管 材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0393672U true JPH0393672U (un) | 1991-09-25 |
| JPH073110Y2 JPH073110Y2 (ja) | 1995-01-30 |
Family
ID=31505678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP178590U Expired - Fee Related JPH073110Y2 (ja) | 1990-01-12 | 1990-01-12 | 管 材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH073110Y2 (un) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006207234A (ja) * | 2005-01-27 | 2006-08-10 | Shinpei Harada | 軒先融雪器 |
| JP2020515789A (ja) * | 2017-03-28 | 2020-05-28 | 李 莉LI, Li | インテリジェントモジュールパイプライン、インテリジェントモジュール螺旋パイプラインの巻取機及び巻取方法 |
-
1990
- 1990-01-12 JP JP178590U patent/JPH073110Y2/ja not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006207234A (ja) * | 2005-01-27 | 2006-08-10 | Shinpei Harada | 軒先融雪器 |
| JP4676773B2 (ja) * | 2005-01-27 | 2011-04-27 | 新平 原田 | 軒先融雪器 |
| JP2020515789A (ja) * | 2017-03-28 | 2020-05-28 | 李 莉LI, Li | インテリジェントモジュールパイプライン、インテリジェントモジュール螺旋パイプラインの巻取機及び巻取方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH073110Y2 (ja) | 1995-01-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |