JPH03103395U - - Google Patents
Info
- Publication number
- JPH03103395U JPH03103395U JP1155990U JP1155990U JPH03103395U JP H03103395 U JPH03103395 U JP H03103395U JP 1155990 U JP1155990 U JP 1155990U JP 1155990 U JP1155990 U JP 1155990U JP H03103395 U JPH03103395 U JP H03103395U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- buried
- main body
- leading
- small
- 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
- 238000004519 manufacturing process Methods 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図はこの考案の一実施例になる先導管の断
面図、第２図は第１図方向からの矢視図、第３
図は従来の先導管の断面図である。
１……先導管本体、１ａ……外筒、１１……分
割部材、９……埋設管。
Fig. 1 is a sectional view of a leading pipe which is an embodiment of this invention, Fig. 2 is a view taken from the direction of Fig. 1, and Fig.
The figure is a sectional view of a conventional leading pipe. 1... Leading pipe main body, 1a... Outer cylinder, 1 1 ... Division member, 9... Buried pipe.
Claims (1)
１を装着して、発進立坑に設置した推進装置によ
り埋設管９を地中へ推進させることにより埋設す
るようにした小口径管推進機において、上記先導
管本体１を複数分割し、各分割部材１１，１２…
ごとに径の異なる外筒１ａ…を製作すると共に、
外径の異なる埋設管９に応じてこれら外筒１ａ…
を選択的に連結することにより、上記先導管本体
１が外径の異なる埋設管９にも対応できるように
してなる小口径管推進機械の先導管。 In a small-diameter pipe propulsion machine in which a leading pipe main body 1 whose direction can be corrected is attached to the tip of a buried pipe 9, and the buried pipe 9 is buried by being propelled underground by a propulsion device installed in a starting shaft. , the lead pipe main body 1 is divided into a plurality of parts, and each divided member 1 1 , 1 2 . . .
In addition to manufacturing outer cylinders 1a with different diameters for each,
These outer cylinders 1a...
A leading pipe for a small-diameter pipe propulsion machine, in which the leading pipe main body 1 is made compatible with buried pipes 9 having different outer diameters by selectively connecting the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1155990U JPH03103395U (en) | 1990-02-09 | 1990-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1155990U JPH03103395U (en) | 1990-02-09 | 1990-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03103395U true JPH03103395U (en) | 1991-10-28 |
Family
ID=31515082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1155990U Pending JPH03103395U (en) | 1990-02-09 | 1990-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03103395U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549410A (en) * | 1977-06-23 | 1979-01-24 | Hitachi Construction Machinery | Excavator for method of propelling construction |
| JPH01260198A (en) * | 1988-04-08 | 1989-10-17 | Mitsubishi Kensetsu Kk | Outer-diameter-variable manhole recovering-type semi-shielding machine and its propelling construction |
-
1990
- 1990-02-09 JP JP1155990U patent/JPH03103395U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549410A (en) * | 1977-06-23 | 1979-01-24 | Hitachi Construction Machinery | Excavator for method of propelling construction |
| JPH01260198A (en) * | 1988-04-08 | 1989-10-17 | Mitsubishi Kensetsu Kk | Outer-diameter-variable manhole recovering-type semi-shielding machine and its propelling construction |