JPH0415690U - - Google Patents
Info
- Publication number
- JPH0415690U JPH0415690U JP5556290U JP5556290U JPH0415690U JP H0415690 U JPH0415690 U JP H0415690U JP 5556290 U JP5556290 U JP 5556290U JP 5556290 U JP5556290 U JP 5556290U JP H0415690 U JPH0415690 U JP H0415690U
- Authority
- JP
- Japan
- Prior art keywords
- shield frame
- shield
- overhanging chamber
- rear overhanging
- outer periphery
- 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
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990055562U JP2525167Y2 (ja) | 1990-05-28 | 1990-05-28 | シールド掘進機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990055562U JP2525167Y2 (ja) | 1990-05-28 | 1990-05-28 | シールド掘進機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0415690U true JPH0415690U (en, 2012) | 1992-02-07 |
| JP2525167Y2 JP2525167Y2 (ja) | 1997-02-05 |
Family
ID=31578626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990055562U Expired - Lifetime JP2525167Y2 (ja) | 1990-05-28 | 1990-05-28 | シールド掘進機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2525167Y2 (en, 2012) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01278691A (ja) * | 1988-04-28 | 1989-11-09 | Maeda Corp | シールド工法 |
-
1990
- 1990-05-28 JP JP1990055562U patent/JP2525167Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01278691A (ja) * | 1988-04-28 | 1989-11-09 | Maeda Corp | シールド工法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2525167Y2 (ja) | 1997-02-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |