JPH0169896U - - Google Patents
Info
- Publication number
- JPH0169896U JPH0169896U JP1987167028U JP16702887U JPH0169896U JP H0169896 U JPH0169896 U JP H0169896U JP 1987167028 U JP1987167028 U JP 1987167028U JP 16702887 U JP16702887 U JP 16702887U JP H0169896 U JPH0169896 U JP H0169896U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- blade body
- spiral blade
- swing
- edge
- 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 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167028U JPH0169896U (pt) | 1987-10-30 | 1987-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987167028U JPH0169896U (pt) | 1987-10-30 | 1987-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0169896U true JPH0169896U (pt) | 1989-05-09 |
Family
ID=31454951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987167028U Pending JPH0169896U (pt) | 1987-10-30 | 1987-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0169896U (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000186482A (ja) * | 1994-07-12 | 2000-07-04 | Daisho Shinki Kk | 排土装置 |
-
1987
- 1987-10-30 JP JP1987167028U patent/JPH0169896U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000186482A (ja) * | 1994-07-12 | 2000-07-04 | Daisho Shinki Kk | 排土装置 |
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