JPH01167491U - - Google Patents
Info
- Publication number
- JPH01167491U JPH01167491U JP6210488U JP6210488U JPH01167491U JP H01167491 U JPH01167491 U JP H01167491U JP 6210488 U JP6210488 U JP 6210488U JP 6210488 U JP6210488 U JP 6210488U JP H01167491 U JPH01167491 U JP H01167491U
- Authority
- JP
- Japan
- Prior art keywords
- shield
- frame
- jack
- face
- main body
- 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.)
- Granted
Links
- 230000002265 prevention Effects 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 239000004576 sand Substances 0.000 claims 1
- 238000004904 shortening Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6210488U JPH0617915Y2 (ja) | 1988-05-13 | 1988-05-13 | シールド掘進機の後退防止装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6210488U JPH0617915Y2 (ja) | 1988-05-13 | 1988-05-13 | シールド掘進機の後退防止装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01167491U true JPH01167491U (da) | 1989-11-24 |
| JPH0617915Y2 JPH0617915Y2 (ja) | 1994-05-11 |
Family
ID=31287736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6210488U Expired - Lifetime JPH0617915Y2 (ja) | 1988-05-13 | 1988-05-13 | シールド掘進機の後退防止装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0617915Y2 (da) |
-
1988
- 1988-05-13 JP JP6210488U patent/JPH0617915Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0617915Y2 (ja) | 1994-05-11 |
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