JPS61206798U - - Google Patents
Info
- Publication number
- JPS61206798U JPS61206798U JP7445486U JP7445486U JPS61206798U JP S61206798 U JPS61206798 U JP S61206798U JP 7445486 U JP7445486 U JP 7445486U JP 7445486 U JP7445486 U JP 7445486U JP S61206798 U JPS61206798 U JP S61206798U
- Authority
- JP
- Japan
- Prior art keywords
- locking
- driving rod
- rectangular plate
- bolt
- tube
- 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
- 238000009412 basement excavation Methods 0.000 claims 2
- 239000011435 rock Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7445486U JPS61206798U (hr) | 1986-05-17 | 1986-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7445486U JPS61206798U (hr) | 1986-05-17 | 1986-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61206798U true JPS61206798U (hr) | 1986-12-27 |
Family
ID=30614768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7445486U Pending JPS61206798U (hr) | 1986-05-17 | 1986-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61206798U (hr) |
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1986
- 1986-05-17 JP JP7445486U patent/JPS61206798U/ja active Pending