JPS61257593A - 岩盤等の破砕装置 - Google Patents
岩盤等の破砕装置Info
- Publication number
- JPS61257593A JPS61257593A JP9843485A JP9843485A JPS61257593A JP S61257593 A JPS61257593 A JP S61257593A JP 9843485 A JP9843485 A JP 9843485A JP 9843485 A JP9843485 A JP 9843485A JP S61257593 A JPS61257593 A JP S61257593A
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical
- stopper
- expandable body
- rock
- metal rod
- 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
- 239000011435 rock Substances 0.000 title claims description 30
- 239000002184 metal Substances 0.000 claims description 22
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000005422 blasting Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9843485A JPS61257593A (ja) | 1985-05-09 | 1985-05-09 | 岩盤等の破砕装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9843485A JPS61257593A (ja) | 1985-05-09 | 1985-05-09 | 岩盤等の破砕装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61257593A true JPS61257593A (ja) | 1986-11-15 |
| JPH039996B2 JPH039996B2 (enrdf_load_stackoverflow) | 1991-02-12 |
Family
ID=14219688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9843485A Granted JPS61257593A (ja) | 1985-05-09 | 1985-05-09 | 岩盤等の破砕装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61257593A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS471501U (enrdf_load_stackoverflow) * | 1971-01-08 | 1972-08-17 | ||
| JPS5841189A (ja) * | 1981-06-04 | 1983-03-10 | 鹿島建設株式会社 | 岩石の劈開方法及び劈開工具 |
-
1985
- 1985-05-09 JP JP9843485A patent/JPS61257593A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS471501U (enrdf_load_stackoverflow) * | 1971-01-08 | 1972-08-17 | ||
| JPS5841189A (ja) * | 1981-06-04 | 1983-03-10 | 鹿島建設株式会社 | 岩石の劈開方法及び劈開工具 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH039996B2 (enrdf_load_stackoverflow) | 1991-02-12 |
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