JPS6133113Y2 - - Google Patents
Info
- Publication number
- JPS6133113Y2 JPS6133113Y2 JP6339681U JP6339681U JPS6133113Y2 JP S6133113 Y2 JPS6133113 Y2 JP S6133113Y2 JP 6339681 U JP6339681 U JP 6339681U JP 6339681 U JP6339681 U JP 6339681U JP S6133113 Y2 JPS6133113 Y2 JP S6133113Y2
- Authority
- JP
- Japan
- Prior art keywords
- drill
- excavation
- boom
- deck
- traveling vehicle
- 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 21
- 238000005553 drilling Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000012876 topography 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 |
|---|---|---|---|
| JP6339681U JPS6133113Y2 (US07714131-20100511-C00024.png) | 1981-04-30 | 1981-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6339681U JPS6133113Y2 (US07714131-20100511-C00024.png) | 1981-04-30 | 1981-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56168590U JPS56168590U (US07714131-20100511-C00024.png) | 1981-12-12 |
| JPS6133113Y2 true JPS6133113Y2 (US07714131-20100511-C00024.png) | 1986-09-26 |
Family
ID=29657627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6339681U Expired JPS6133113Y2 (US07714131-20100511-C00024.png) | 1981-04-30 | 1981-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6133113Y2 (US07714131-20100511-C00024.png) |
-
1981
- 1981-04-30 JP JP6339681U patent/JPS6133113Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56168590U (US07714131-20100511-C00024.png) | 1981-12-12 |
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