JPH0726476Y2 - ボーリングマシン - Google Patents
ボーリングマシンInfo
- Publication number
- JPH0726476Y2 JPH0726476Y2 JP1990086315U JP8631590U JPH0726476Y2 JP H0726476 Y2 JPH0726476 Y2 JP H0726476Y2 JP 1990086315 U JP1990086315 U JP 1990086315U JP 8631590 U JP8631590 U JP 8631590U JP H0726476 Y2 JPH0726476 Y2 JP H0726476Y2
- Authority
- JP
- Japan
- Prior art keywords
- drill rod
- joint flange
- vibration
- boring machine
- horn
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 4
- 229920003051 synthetic elastomer Polymers 0.000 claims description 3
- 239000005061 synthetic rubber Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 2
- 238000005553 drilling Methods 0.000 description 9
- 239000011435 rock Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004018 waxing Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990086315U JPH0726476Y2 (ja) | 1990-08-17 | 1990-08-17 | ボーリングマシン |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990086315U JPH0726476Y2 (ja) | 1990-08-17 | 1990-08-17 | ボーリングマシン |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0446181U JPH0446181U (enrdf_load_stackoverflow) | 1992-04-20 |
| JPH0726476Y2 true JPH0726476Y2 (ja) | 1995-06-14 |
Family
ID=31817925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990086315U Expired - Lifetime JPH0726476Y2 (ja) | 1990-08-17 | 1990-08-17 | ボーリングマシン |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0726476Y2 (enrdf_load_stackoverflow) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5531871B2 (enrdf_load_stackoverflow) * | 1973-03-30 | 1980-08-21 |
-
1990
- 1990-08-17 JP JP1990086315U patent/JPH0726476Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0446181U (enrdf_load_stackoverflow) | 1992-04-20 |
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