JPH0380632U - - Google Patents
Info
- Publication number
- JPH0380632U JPH0380632U JP14172989U JP14172989U JPH0380632U JP H0380632 U JPH0380632 U JP H0380632U JP 14172989 U JP14172989 U JP 14172989U JP 14172989 U JP14172989 U JP 14172989U JP H0380632 U JPH0380632 U JP H0380632U
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- joint
- joint part
- pipe
- stepwise
- 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
- 238000010586 diagram Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Description
第１図は本考案の実施例の断面説明図、第２図
ａ，ｂは管継手部形状の実施態様を示す断面説明
図、第３図は管の接合状態を示す断面説明図、第
４図ａ，ｂは従来例を示す断面説明図である。 １…マンホール、２…管、３…環状接合部、４
…管継手部、５…管、６…拡径受口部、７…パツ
キン。
ａ，ｂは管継手部形状の実施態様を示す断面説明
図、第３図は管の接合状態を示す断面説明図、第
４図ａ，ｂは従来例を示す断面説明図である。 １…マンホール、２…管、３…環状接合部、４
…管継手部、５…管、６…拡径受口部、７…パツ
キン。
Claims (1)
- プラスチツク製マンホール本体に管接合用継手
部を一体的に形成すると共に、上記継手部の肉厚
を、マンホール境界側から継手先端に向けて連続
的又は段階的に薄く形成してなることを特徴とす
るマンホール。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14172989U JPH0380632U (ja) | 1989-12-06 | 1989-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14172989U JPH0380632U (ja) | 1989-12-06 | 1989-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0380632U true JPH0380632U (ja) | 1991-08-19 |
Family
ID=31688597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14172989U Pending JPH0380632U (ja) | 1989-12-06 | 1989-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0380632U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56163324A (en) * | 1980-05-20 | 1981-12-15 | Kubota Ltd | Exection for pipe line having manhole |
-
1989
- 1989-12-06 JP JP14172989U patent/JPH0380632U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56163324A (en) * | 1980-05-20 | 1981-12-15 | Kubota Ltd | Exection for pipe line having manhole |