JPH0240367Y2 - - Google Patents
Info
- Publication number
- JPH0240367Y2 JPH0240367Y2 JP12027784U JP12027784U JPH0240367Y2 JP H0240367 Y2 JPH0240367 Y2 JP H0240367Y2 JP 12027784 U JP12027784 U JP 12027784U JP 12027784 U JP12027784 U JP 12027784U JP H0240367 Y2 JPH0240367 Y2 JP H0240367Y2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- work boat
- pulley
- frame
- adjustment device
- 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 description 16
- 230000000694 effects Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
- Supports For Pipes And Cables (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12027784U JPS6135283U (ja) | 1984-08-06 | 1984-08-06 | 曳力調整装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12027784U JPS6135283U (ja) | 1984-08-06 | 1984-08-06 | 曳力調整装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6135283U JPS6135283U (ja) | 1986-03-04 |
JPH0240367Y2 true JPH0240367Y2 (it) | 1990-10-29 |
Family
ID=30679105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12027784U Granted JPS6135283U (ja) | 1984-08-06 | 1984-08-06 | 曳力調整装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6135283U (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0641685Y2 (ja) * | 1987-06-24 | 1994-11-02 | 株式会社神戸製鋼所 | レイングヘツド |
-
1984
- 1984-08-06 JP JP12027784U patent/JPS6135283U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6135283U (ja) | 1986-03-04 |
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