JPS60156899A - 初期反力増強装置 - Google Patents
初期反力増強装置Info
- Publication number
- JPS60156899A JPS60156899A JP1031484A JP1031484A JPS60156899A JP S60156899 A JPS60156899 A JP S60156899A JP 1031484 A JP1031484 A JP 1031484A JP 1031484 A JP1031484 A JP 1031484A JP S60156899 A JPS60156899 A JP S60156899A
- Authority
- JP
- Japan
- Prior art keywords
- reaction force
- jack
- cylinder
- cylinders
- initial
- 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.)
- Granted
Links
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 230000003321 amplification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1031484A JPS60156899A (ja) | 1984-01-25 | 1984-01-25 | 初期反力増強装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1031484A JPS60156899A (ja) | 1984-01-25 | 1984-01-25 | 初期反力増強装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60156899A true JPS60156899A (ja) | 1985-08-17 |
| JPH0342397B2 JPH0342397B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-06-27 |
Family
ID=11746781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1031484A Granted JPS60156899A (ja) | 1984-01-25 | 1984-01-25 | 初期反力増強装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60156899A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1984
- 1984-01-25 JP JP1031484A patent/JPS60156899A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0342397B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-06-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |