JPH0423993Y2 - - Google Patents
Info
- Publication number
- JPH0423993Y2 JPH0423993Y2 JP2831687U JP2831687U JPH0423993Y2 JP H0423993 Y2 JPH0423993 Y2 JP H0423993Y2 JP 2831687 U JP2831687 U JP 2831687U JP 2831687 U JP2831687 U JP 2831687U JP H0423993 Y2 JPH0423993 Y2 JP H0423993Y2
- Authority
- JP
- Japan
- Prior art keywords
- shield machine
- ring
- inner cylinder
- penetrating ring
- tunnel
- 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
- 230000000149 penetrating effect Effects 0.000 claims description 58
- 230000035515 penetration Effects 0.000 claims description 34
- 238000005304 joining Methods 0.000 claims description 15
- 238000010276 construction Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000001125 extrusion Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000005192 partition Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 7
- 229920006311 Urethane elastomer Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2831687U JPH0423993Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-02-27 | 1987-02-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2831687U JPH0423993Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-02-27 | 1987-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63136087U JPS63136087U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-07 |
JPH0423993Y2 true JPH0423993Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-06-04 |
Family
ID=30831160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2831687U Expired JPH0423993Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-02-27 | 1987-02-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0423993Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0649662Y2 (ja) * | 1989-03-31 | 1994-12-14 | 前田建設工業株式会社 | シールド掘進機の地中接合装置 |
-
1987
- 1987-02-27 JP JP2831687U patent/JPH0423993Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS63136087U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-07 |