JPS62169046U - - Google Patents
Info
- Publication number
- JPS62169046U JPS62169046U JP5407686U JP5407686U JPS62169046U JP S62169046 U JPS62169046 U JP S62169046U JP 5407686 U JP5407686 U JP 5407686U JP 5407686 U JP5407686 U JP 5407686U JP S62169046 U JPS62169046 U JP S62169046U
- Authority
- JP
- Japan
- Prior art keywords
- digging
- drill
- blade
- hole
- rotary
- 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.)
- Granted
Links
- 238000009412 basement excavation Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986054076U JPH047242Y2 (un) | 1986-04-10 | 1986-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986054076U JPH047242Y2 (un) | 1986-04-10 | 1986-04-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62169046U true JPS62169046U (un) | 1987-10-27 |
| JPH047242Y2 JPH047242Y2 (un) | 1992-02-26 |
Family
ID=30880730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986054076U Expired JPH047242Y2 (un) | 1986-04-10 | 1986-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047242Y2 (un) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5976691U (ja) * | 1982-11-11 | 1984-05-24 | 新井 健二 | 穴掘り具 |
-
1986
- 1986-04-10 JP JP1986054076U patent/JPH047242Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5976691U (ja) * | 1982-11-11 | 1984-05-24 | 新井 健二 | 穴掘り具 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH047242Y2 (un) | 1992-02-26 |