JPS645996U - - Google Patents
Info
- Publication number
- JPS645996U JPS645996U JP9937187U JP9937187U JPS645996U JP S645996 U JPS645996 U JP S645996U JP 9937187 U JP9937187 U JP 9937187U JP 9937187 U JP9937187 U JP 9937187U JP S645996 U JPS645996 U JP S645996U
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- rock
- guide members
- splitting device
- hydraulic 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.)
- Pending
Links
- 239000011435 rock Substances 0.000 claims description 3
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9937187U JPS645996U (cs) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9937187U JPS645996U (cs) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS645996U true JPS645996U (cs) | 1989-01-13 |
Family
ID=31326468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9937187U Pending JPS645996U (cs) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS645996U (cs) |
-
1987
- 1987-06-30 JP JP9937187U patent/JPS645996U/ja active Pending