JPS6329037Y2 - - Google Patents
Info
- Publication number
- JPS6329037Y2 JPS6329037Y2 JP18416782U JP18416782U JPS6329037Y2 JP S6329037 Y2 JPS6329037 Y2 JP S6329037Y2 JP 18416782 U JP18416782 U JP 18416782U JP 18416782 U JP18416782 U JP 18416782U JP S6329037 Y2 JPS6329037 Y2 JP S6329037Y2
- Authority
- JP
- Japan
- Prior art keywords
- head
- excavation
- bit
- excavator
- excavation head
- 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 23
- 239000002689 soil Substances 0.000 description 7
- 238000005553 drilling Methods 0.000 description 6
- 239000011435 rock Substances 0.000 description 3
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18416782U JPS5989194U (ja) | 1982-12-03 | 1982-12-03 | 掘削機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18416782U JPS5989194U (ja) | 1982-12-03 | 1982-12-03 | 掘削機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5989194U JPS5989194U (ja) | 1984-06-16 |
| JPS6329037Y2 true JPS6329037Y2 (h) | 1988-08-04 |
Family
ID=30398398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18416782U Granted JPS5989194U (ja) | 1982-12-03 | 1982-12-03 | 掘削機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5989194U (h) |
-
1982
- 1982-12-03 JP JP18416782U patent/JPS5989194U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5989194U (ja) | 1984-06-16 |
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