JPH0336090U - - Google Patents
Info
- Publication number
- JPH0336090U JPH0336090U JP9734889U JP9734889U JPH0336090U JP H0336090 U JPH0336090 U JP H0336090U JP 9734889 U JP9734889 U JP 9734889U JP 9734889 U JP9734889 U JP 9734889U JP H0336090 U JPH0336090 U JP H0336090U
- Authority
- JP
- Japan
- Prior art keywords
- destruction
- head
- pipe
- partition wall
- internal partition
- 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
- 230000006378 damage Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図ａ，ｂは本考案の一実施例を示す破壊ヘ
ツドの正面図および側面図、第２図は多孔管への
第２の破壊ヘツドの当接位置を示す図、第３図は
従来の既設管の布設替え装置を用いた作業状態図
、第４図は多孔管の断面図である。
１４……新管、１６……第１の破壊ヘツド、１
７……第２の破壊ヘツド、２１……既設管である
多孔管、２２……内部区分壁。
Figures 1a and b are front and side views of a breaking head showing an embodiment of the present invention, Figure 2 is a view showing the contact position of the second breaking head against a perforated pipe, and Figure 3 is a conventional one. Fig. 4 is a working state diagram using the existing pipe re-laying device, and Fig. 4 is a cross-sectional view of the perforated pipe. 14... New pipe, 16... First destruction head, 1
7... Second destruction head, 21... Porous pipe which is an existing pipe, 22... Internal partition wall.
Claims (1)
らこの既設管に沿つて新管を布設するための破壊
ヘツドであつて、前記新管の先端に設けられて前
記既設管を破壊しながら前記新管とともに推進さ
れる第１の破壊ヘツドの先端部近傍位置に、前記
第１の破壊ヘツドによる破壊に先がけて前記内部
区分壁を破壊可能な第２の破壊ヘツドを設けたこ
とを特徴とする破壊ヘツド。 A breaking head for laying a new pipe along the existing pipe while destroying the existing porous pipe having an internal partition wall; Destruction characterized in that a second destruction head capable of destructing the internal partition wall prior to destruction by the first destruction head is provided near the tip of the first destruction head that is propelled together with the pipe. Head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9734889U JPH0336090U (en) | 1989-08-21 | 1989-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9734889U JPH0336090U (en) | 1989-08-21 | 1989-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0336090U true JPH0336090U (en) | 1991-04-09 |
Family
ID=31646494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9734889U Pending JPH0336090U (en) | 1989-08-21 | 1989-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010131211A (en) * | 2008-12-04 | 2010-06-17 | Soft99 Corporation | Cleaning tool |
-
1989
- 1989-08-21 JP JP9734889U patent/JPH0336090U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010131211A (en) * | 2008-12-04 | 2010-06-17 | Soft99 Corporation | Cleaning tool |