JPS644954Y2 - - Google Patents
Info
- Publication number
- JPS644954Y2 JPS644954Y2 JP8645484U JP8645484U JPS644954Y2 JP S644954 Y2 JPS644954 Y2 JP S644954Y2 JP 8645484 U JP8645484 U JP 8645484U JP 8645484 U JP8645484 U JP 8645484U JP S644954 Y2 JPS644954 Y2 JP S644954Y2
- Authority
- JP
- Japan
- Prior art keywords
- guide rod
- distance
- leader mast
- fixed guide
- support cylinder
- 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
- 230000000295 complement effect Effects 0.000 claims description 12
- 238000005553 drilling Methods 0.000 claims description 6
- 238000009412 basement excavation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8645484U JPS612589U (ja) | 1984-06-11 | 1984-06-11 | 地盤穴掘削装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8645484U JPS612589U (ja) | 1984-06-11 | 1984-06-11 | 地盤穴掘削装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS612589U JPS612589U (ja) | 1986-01-09 |
| JPS644954Y2 true JPS644954Y2 (en]) | 1989-02-08 |
Family
ID=30637780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8645484U Granted JPS612589U (ja) | 1984-06-11 | 1984-06-11 | 地盤穴掘削装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS612589U (en]) |
-
1984
- 1984-06-11 JP JP8645484U patent/JPS612589U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS612589U (ja) | 1986-01-09 |
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