JPH0629268Y2 - 中空管構造の掘削用ドリル - Google Patents
中空管構造の掘削用ドリルInfo
- Publication number
- JPH0629268Y2 JPH0629268Y2 JP17764086U JP17764086U JPH0629268Y2 JP H0629268 Y2 JPH0629268 Y2 JP H0629268Y2 JP 17764086 U JP17764086 U JP 17764086U JP 17764086 U JP17764086 U JP 17764086U JP H0629268 Y2 JPH0629268 Y2 JP H0629268Y2
- Authority
- JP
- Japan
- Prior art keywords
- drilling
- drill
- cleaning adapter
- pipe structure
- hammer
- 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
- 238000005553 drilling Methods 0.000 title claims description 16
- 238000004140 cleaning Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000002184 metal Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17764086U JPH0629268Y2 (ja) | 1986-11-18 | 1986-11-18 | 中空管構造の掘削用ドリル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17764086U JPH0629268Y2 (ja) | 1986-11-18 | 1986-11-18 | 中空管構造の掘削用ドリル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63176194U JPS63176194U (en, 2012) | 1988-11-15 |
| JPH0629268Y2 true JPH0629268Y2 (ja) | 1994-08-10 |
Family
ID=31119030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17764086U Expired - Lifetime JPH0629268Y2 (ja) | 1986-11-18 | 1986-11-18 | 中空管構造の掘削用ドリル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0629268Y2 (en, 2012) |
-
1986
- 1986-11-18 JP JP17764086U patent/JPH0629268Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63176194U (en, 2012) | 1988-11-15 |
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