JPS64448Y2 - - Google Patents
Info
- Publication number
- JPS64448Y2 JPS64448Y2 JP1663288U JP1663288U JPS64448Y2 JP S64448 Y2 JPS64448 Y2 JP S64448Y2 JP 1663288 U JP1663288 U JP 1663288U JP 1663288 U JP1663288 U JP 1663288U JP S64448 Y2 JPS64448 Y2 JP S64448Y2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- soil
- excavation
- horizontal
- excavated
- 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
- 239000002689 soil Substances 0.000 claims description 43
- 238000009412 basement excavation Methods 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 8
- 210000000078 claw Anatomy 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Soil Working Implements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1663288U JPS64448Y2 (zh) | 1988-02-09 | 1988-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1663288U JPS64448Y2 (zh) | 1988-02-09 | 1988-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63136045U JPS63136045U (zh) | 1988-09-07 |
| JPS64448Y2 true JPS64448Y2 (zh) | 1989-01-06 |
Family
ID=30808668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1663288U Expired JPS64448Y2 (zh) | 1988-02-09 | 1988-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS64448Y2 (zh) |
-
1988
- 1988-02-09 JP JP1663288U patent/JPS64448Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63136045U (zh) | 1988-09-07 |
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