JPS63241300A - ル−フボルタ - Google Patents
ル−フボルタInfo
- Publication number
- JPS63241300A JPS63241300A JP7365687A JP7365687A JPS63241300A JP S63241300 A JPS63241300 A JP S63241300A JP 7365687 A JP7365687 A JP 7365687A JP 7365687 A JP7365687 A JP 7365687A JP S63241300 A JPS63241300 A JP S63241300A
- Authority
- JP
- Japan
- Prior art keywords
- guide shell
- drilling
- bolt insertion
- bolt
- axis
- 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
- 238000005553 drilling Methods 0.000 claims description 38
- 238000003780 insertion Methods 0.000 claims description 36
- 230000037431 insertion Effects 0.000 claims description 36
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 description 13
- 239000011435 rock Substances 0.000 description 6
- 230000008602 contraction Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7365687A JPS63241300A (ja) | 1987-03-27 | 1987-03-27 | ル−フボルタ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7365687A JPS63241300A (ja) | 1987-03-27 | 1987-03-27 | ル−フボルタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63241300A true JPS63241300A (ja) | 1988-10-06 |
| JPH0475997B2 JPH0475997B2 (enrdf_load_stackoverflow) | 1992-12-02 |
Family
ID=13524541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7365687A Granted JPS63241300A (ja) | 1987-03-27 | 1987-03-27 | ル−フボルタ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63241300A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022019247A (ja) * | 2020-07-17 | 2022-01-27 | 戸田建設株式会社 | ロックボルト施工装置 |
| JP2023022360A (ja) * | 2021-08-03 | 2023-02-15 | 古河ロックドリル株式会社 | ロックボルト打設装置およびこれを用いるロックボルトの打設方法 |
-
1987
- 1987-03-27 JP JP7365687A patent/JPS63241300A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022019247A (ja) * | 2020-07-17 | 2022-01-27 | 戸田建設株式会社 | ロックボルト施工装置 |
| JP2023022360A (ja) * | 2021-08-03 | 2023-02-15 | 古河ロックドリル株式会社 | ロックボルト打設装置およびこれを用いるロックボルトの打設方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0475997B2 (enrdf_load_stackoverflow) | 1992-12-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |