JPS6223913Y2 - - Google Patents
Info
- Publication number
- JPS6223913Y2 JPS6223913Y2 JP6588381U JP6588381U JPS6223913Y2 JP S6223913 Y2 JPS6223913 Y2 JP S6223913Y2 JP 6588381 U JP6588381 U JP 6588381U JP 6588381 U JP6588381 U JP 6588381U JP S6223913 Y2 JPS6223913 Y2 JP S6223913Y2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- head
- cutter
- casing
- head unit
- 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.)
- Expired
Links
- 238000009412 basement excavation Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 235000012489 doughnuts Nutrition 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6588381U JPS6223913Y2 (de) | 1981-05-07 | 1981-05-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6588381U JPS6223913Y2 (de) | 1981-05-07 | 1981-05-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57178892U JPS57178892U (de) | 1982-11-12 |
JPS6223913Y2 true JPS6223913Y2 (de) | 1987-06-18 |
Family
ID=29861911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6588381U Expired JPS6223913Y2 (de) | 1981-05-07 | 1981-05-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6223913Y2 (de) |
-
1981
- 1981-05-07 JP JP6588381U patent/JPS6223913Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57178892U (de) | 1982-11-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4042046A (en) | Directional control mechanism for underground driven pipes and conduits | |
JPS6223913Y2 (de) | ||
JPH0131675Y2 (de) | ||
JPS6326479Y2 (de) | ||
JP2619679B2 (ja) | 地中削進装置及び該装置による削進方向修正方法 | |
JPH0349197Y2 (de) | ||
JPH0452833B2 (de) | ||
JPS5833197Y2 (ja) | シ−ルドシキシンネルクツサクキノ シセイセイギヨソウチ | |
JPH0240837B2 (de) | ||
JPS6146640B2 (de) | ||
JPH0696947B2 (ja) | シールド掘進機 | |
JP3086592B2 (ja) | 杭建込み孔掘削オ−ガ−の姿勢制御装置 | |
JPH0718972A (ja) | トンネル掘削機の方向制御装置 | |
JPH0564293U (ja) | 管埋設装置 | |
JPH0768863B2 (ja) | 小口径管路掘進用先導筒体とこれによる小口径管路掘進工法 | |
JPS5840154Y2 (ja) | 管埋設機の先導装置 | |
JPS6123112Y2 (de) | ||
JPH06341294A (ja) | 管埋設用掘削装置及び掘削方法 | |
JPS60192091A (ja) | 小口径シ−ルド掘進機 | |
JPH0925787A (ja) | 既埋設管の更新方法およびその更新用掘進機 | |
JPS6055679B2 (ja) | ヒュ−ム管等を埋設するための先導小口径の埋設管の埋設方法 | |
JP2534704Y2 (ja) | 異形管埋設装置 | |
JPH0629278Y2 (ja) | トンネル掘進機に於ける型枠装置 | |
JP2686487B2 (ja) | シールド掘削機 | |
JPS6220554Y2 (de) |