JPS632548Y2 - - Google Patents
Info
- Publication number
- JPS632548Y2 JPS632548Y2 JP3198183U JP3198183U JPS632548Y2 JP S632548 Y2 JPS632548 Y2 JP S632548Y2 JP 3198183 U JP3198183 U JP 3198183U JP 3198183 U JP3198183 U JP 3198183U JP S632548 Y2 JPS632548 Y2 JP S632548Y2
- Authority
- JP
- Japan
- Prior art keywords
- drilling
- blade
- ground
- rock
- excavation
- 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
- 238000005553 drilling Methods 0.000 claims description 42
- 239000011435 rock Substances 0.000 description 19
- 238000009412 basement excavation Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 239000004575 stone Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000601 superalloy Inorganic materials 0.000 description 2
- 241000763859 Dyckia brevifolia Species 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3198183U JPS59140392U (ja) | 1983-03-05 | 1983-03-05 | 障害地盤削孔用掘削刃 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3198183U JPS59140392U (ja) | 1983-03-05 | 1983-03-05 | 障害地盤削孔用掘削刃 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59140392U JPS59140392U (ja) | 1984-09-19 |
| JPS632548Y2 true JPS632548Y2 (fr) | 1988-01-22 |
Family
ID=30162819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3198183U Granted JPS59140392U (ja) | 1983-03-05 | 1983-03-05 | 障害地盤削孔用掘削刃 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59140392U (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59183991U (ja) * | 1983-05-19 | 1984-12-07 | 住友電気工業株式会社 | ア−スオ−ガ−用掘削刃 |
| JPH0428953Y2 (fr) * | 1986-12-02 | 1992-07-14 | ||
| JP4966836B2 (ja) * | 2007-11-30 | 2012-07-04 | 株式会社東亜機械工事 | 鋼管杭 |
| CN110513065B (zh) * | 2019-09-30 | 2024-05-10 | 北京三一智造科技有限公司 | 螺旋筒钻 |
-
1983
- 1983-03-05 JP JP3198183U patent/JPS59140392U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59140392U (ja) | 1984-09-19 |
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