JPH033669Y2 - - Google Patents
Info
- Publication number
- JPH033669Y2 JPH033669Y2 JP18746885U JP18746885U JPH033669Y2 JP H033669 Y2 JPH033669 Y2 JP H033669Y2 JP 18746885 U JP18746885 U JP 18746885U JP 18746885 U JP18746885 U JP 18746885U JP H033669 Y2 JPH033669 Y2 JP H033669Y2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- auger
- tip
- attached
- base
- 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.)
- Expired
Links
- 238000010276 construction Methods 0.000 claims description 2
- 238000009412 basement excavation Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18746885U JPH033669Y2 (lv) | 1985-12-04 | 1985-12-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18746885U JPH033669Y2 (lv) | 1985-12-04 | 1985-12-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6294185U JPS6294185U (lv) | 1987-06-16 |
JPH033669Y2 true JPH033669Y2 (lv) | 1991-01-30 |
Family
ID=31137975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18746885U Expired JPH033669Y2 (lv) | 1985-12-04 | 1985-12-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH033669Y2 (lv) |
-
1985
- 1985-12-04 JP JP18746885U patent/JPH033669Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6294185U (lv) | 1987-06-16 |
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