JPS62159557U - - Google Patents
Info
- Publication number
- JPS62159557U JPS62159557U JP4584286U JP4584286U JPS62159557U JP S62159557 U JPS62159557 U JP S62159557U JP 4584286 U JP4584286 U JP 4584286U JP 4584286 U JP4584286 U JP 4584286U JP S62159557 U JPS62159557 U JP S62159557U
- Authority
- JP
- Japan
- Prior art keywords
- rudder
- pitch
- height
- pipes
- manhole
- 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 1
Description
第１〜３図は本考案装置の一実施例を示し、こ
のうち第１図は全体図、第２図は第１図中の―
線に沿う縦断面図、第３図は第２図中の―
線に沿う横断面図である。
Figures 1 to 3 show an embodiment of the device of the present invention, of which Figure 1 is an overall view, and Figure 2 is a diagram of the - in Figure 1.
A vertical cross-sectional view along the line, Figure 3 is - in Figure 2.
FIG.
Claims (1)
上部に蓋を乗せられる蓋取付用管とその接合部が
嵌め合わせ形となつている小型管又は大型管を複
数個積み重ねて、マンホール管の高さを調整可能
にすると共に、前記小型管の高さをラダーピツチ
と等しくし、その中間部にラダー用ステツプを着
脱できるキヤツプを設け、更に大型害は、その高
さをラダーピツチの倍にし、ラダー用ステツプの
着脱できるキヤツプを上よりラダーピツチの半分
と、下よりラダーピツチの半分の位置に設けたこ
とを特長とするラダー付プレキヤストマンホール
。 A manhole pipe for inspecting underground pipes,
The height of the manhole pipe can be adjusted by stacking a plurality of small pipes or large pipes, each of which has a lid mounting pipe on top of which a lid can be placed, and the joints of which are fitted together. The height should be equal to the rudder pitch, and in the middle part there should be a cap to which the rudder step can be attached and detached, and for a large scale, the height should be twice as high as the rudder pitch, and the cap to which the rudder step can be attached and detached should be half the rudder pitch from above. A precast manhole with a ladder, which is characterized by being installed half way up the ladder pitch from the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4584286U JPS62159557U (en) | 1986-03-28 | 1986-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4584286U JPS62159557U (en) | 1986-03-28 | 1986-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62159557U true JPS62159557U (en) | 1987-10-09 |
Family
ID=30864949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4584286U Pending JPS62159557U (en) | 1986-03-28 | 1986-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62159557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01150684U (en) * | 1988-04-07 | 1989-10-18 |
-
1986
- 1986-03-28 JP JP4584286U patent/JPS62159557U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01150684U (en) * | 1988-04-07 | 1989-10-18 |
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