JPH0220311Y2 - - Google Patents
Info
- Publication number
- JPH0220311Y2 JPH0220311Y2 JP2566884U JP2566884U JPH0220311Y2 JP H0220311 Y2 JPH0220311 Y2 JP H0220311Y2 JP 2566884 U JP2566884 U JP 2566884U JP 2566884 U JP2566884 U JP 2566884U JP H0220311 Y2 JPH0220311 Y2 JP H0220311Y2
- Authority
- JP
- Japan
- Prior art keywords
- slide base
- hydraulic cylinders
- positioning
- rear slide
- pushing
- 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
- 230000007246 mechanism Effects 0.000 claims description 5
- 230000008602 contraction Effects 0.000 claims description 4
- 239000002689 soil Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2566884U JPS60139893U (ja) | 1984-02-23 | 1984-02-23 | 押管装置の押込み量調整機構 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2566884U JPS60139893U (ja) | 1984-02-23 | 1984-02-23 | 押管装置の押込み量調整機構 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60139893U JPS60139893U (ja) | 1985-09-17 |
| JPH0220311Y2 true JPH0220311Y2 (en]) | 1990-06-04 |
Family
ID=30520943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2566884U Granted JPS60139893U (ja) | 1984-02-23 | 1984-02-23 | 押管装置の押込み量調整機構 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60139893U (en]) |
-
1984
- 1984-02-23 JP JP2566884U patent/JPS60139893U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60139893U (ja) | 1985-09-17 |
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