JPH0235917Y2 - - Google Patents
Info
- Publication number
- JPH0235917Y2 JPH0235917Y2 JP10937582U JP10937582U JPH0235917Y2 JP H0235917 Y2 JPH0235917 Y2 JP H0235917Y2 JP 10937582 U JP10937582 U JP 10937582U JP 10937582 U JP10937582 U JP 10937582U JP H0235917 Y2 JPH0235917 Y2 JP H0235917Y2
- Authority
- JP
- Japan
- Prior art keywords
- shield
- frequency
- hydraulic pump
- electric motor
- speed
- 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 claims description 11
- 230000007423 decrease Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10937582U JPS5914895U (ja) | 1982-07-21 | 1982-07-21 | シ−ルド式トンネル掘削機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10937582U JPS5914895U (ja) | 1982-07-21 | 1982-07-21 | シ−ルド式トンネル掘削機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5914895U JPS5914895U (ja) | 1984-01-28 |
| JPH0235917Y2 true JPH0235917Y2 (it) | 1990-10-01 |
Family
ID=30254809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10937582U Granted JPS5914895U (ja) | 1982-07-21 | 1982-07-21 | シ−ルド式トンネル掘削機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5914895U (it) |
-
1982
- 1982-07-21 JP JP10937582U patent/JPS5914895U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5914895U (ja) | 1984-01-28 |
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