JPS6266992U - - Google Patents
Info
- Publication number
- JPS6266992U JPS6266992U JP15777685U JP15777685U JPS6266992U JP S6266992 U JPS6266992 U JP S6266992U JP 15777685 U JP15777685 U JP 15777685U JP 15777685 U JP15777685 U JP 15777685U JP S6266992 U JPS6266992 U JP S6266992U
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- rock
- guide member
- protector
- 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
- 230000001012 protector Effects 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15777685U JPS6266992U (pl) | 1985-10-17 | 1985-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15777685U JPS6266992U (pl) | 1985-10-17 | 1985-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6266992U true JPS6266992U (pl) | 1987-04-25 |
Family
ID=31080643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15777685U Pending JPS6266992U (pl) | 1985-10-17 | 1985-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6266992U (pl) |
-
1985
- 1985-10-17 JP JP15777685U patent/JPS6266992U/ja active Pending
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