JPH0324720Y2 - - Google Patents
Info
- Publication number
- JPH0324720Y2 JPH0324720Y2 JP1987162029U JP16202987U JPH0324720Y2 JP H0324720 Y2 JPH0324720 Y2 JP H0324720Y2 JP 1987162029 U JP1987162029 U JP 1987162029U JP 16202987 U JP16202987 U JP 16202987U JP H0324720 Y2 JPH0324720 Y2 JP H0324720Y2
- Authority
- JP
- Japan
- Prior art keywords
- lock bolt
- fluid
- outer diameter
- excavation head
- cylinder
- 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 32
- 239000012530 fluid Substances 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 23
- 239000002689 soil Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000011435 rock Substances 0.000 description 14
- 239000004576 sand Substances 0.000 description 14
- 238000005553 drilling Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000007596 consolidation process Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162029U JPH0324720Y2 (ru) | 1987-10-22 | 1987-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162029U JPH0324720Y2 (ru) | 1987-10-22 | 1987-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6376100U JPS6376100U (ru) | 1988-05-20 |
| JPH0324720Y2 true JPH0324720Y2 (ru) | 1991-05-29 |
Family
ID=31088899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987162029U Expired JPH0324720Y2 (ru) | 1987-10-22 | 1987-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0324720Y2 (ru) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0765478B2 (ja) * | 1990-02-26 | 1995-07-19 | 大成建設株式会社 | ロックボルト等の打ち込み方法 |
| JPH078638Y2 (ja) * | 1990-03-29 | 1995-03-01 | 日東鐵工株式会社 | 自穿孔注入ロックボルト |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5473413A (en) * | 1977-11-24 | 1979-06-12 | Godo Seitetsu | Anchor bolt and method of useing same |
| JPS5531880A (en) * | 1978-08-24 | 1980-03-06 | Bayer Ag | Manufacture of reformed polyetherpolyols |
| JPS5565700A (en) * | 1978-11-06 | 1980-05-17 | Kubota Ltd | Joint for lockkup bolt |
| JPS5720661U (ru) * | 1980-07-10 | 1982-02-02 |
-
1987
- 1987-10-22 JP JP1987162029U patent/JPH0324720Y2/ja not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5473413A (en) * | 1977-11-24 | 1979-06-12 | Godo Seitetsu | Anchor bolt and method of useing same |
| JPS5531880A (en) * | 1978-08-24 | 1980-03-06 | Bayer Ag | Manufacture of reformed polyetherpolyols |
| JPS5565700A (en) * | 1978-11-06 | 1980-05-17 | Kubota Ltd | Joint for lockkup bolt |
| JPS5720661U (ru) * | 1980-07-10 | 1982-02-02 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6376100U (ru) | 1988-05-20 |
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