JPS62200787U - - Google Patents
Info
- Publication number
- JPS62200787U JPS62200787U JP8998186U JP8998186U JPS62200787U JP S62200787 U JPS62200787 U JP S62200787U JP 8998186 U JP8998186 U JP 8998186U JP 8998186 U JP8998186 U JP 8998186U JP S62200787 U JPS62200787 U JP S62200787U
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- cutter head
- protrudes
- head
- radial direction
- 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 1
- 239000011435 rock Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8998186U JPS62200787U (enExample) | 1986-06-12 | 1986-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8998186U JPS62200787U (enExample) | 1986-06-12 | 1986-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62200787U true JPS62200787U (enExample) | 1987-12-21 |
Family
ID=30949452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8998186U Pending JPS62200787U (enExample) | 1986-06-12 | 1986-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62200787U (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56115493A (en) * | 1980-02-14 | 1981-09-10 | Nippon Tungsten | Wing for earth auger |
-
1986
- 1986-06-12 JP JP8998186U patent/JPS62200787U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56115493A (en) * | 1980-02-14 | 1981-09-10 | Nippon Tungsten | Wing for earth auger |