JPS6232315B2 - - Google Patents
Info
- Publication number
- JPS6232315B2 JPS6232315B2 JP8766881A JP8766881A JPS6232315B2 JP S6232315 B2 JPS6232315 B2 JP S6232315B2 JP 8766881 A JP8766881 A JP 8766881A JP 8766881 A JP8766881 A JP 8766881A JP S6232315 B2 JPS6232315 B2 JP S6232315B2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- bucket
- hydraulic
- drive mechanism
- bucket main
- 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
- 238000005553 drilling Methods 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 19
- 230000002441 reversible effect Effects 0.000 claims description 9
- 210000000078 claw Anatomy 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 11
- 238000009412 basement excavation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8766881A JPS57205695A (en) | 1981-06-08 | 1981-06-08 | Drilling bucket for inversion type bottom expanded pit of earth drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8766881A JPS57205695A (en) | 1981-06-08 | 1981-06-08 | Drilling bucket for inversion type bottom expanded pit of earth drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57205695A JPS57205695A (en) | 1982-12-16 |
| JPS6232315B2 true JPS6232315B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-07-14 |
Family
ID=13921316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8766881A Granted JPS57205695A (en) | 1981-06-08 | 1981-06-08 | Drilling bucket for inversion type bottom expanded pit of earth drill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57205695A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63252220A (ja) * | 1987-04-08 | 1988-10-19 | Nippon Denso Co Ltd | 角速度センサ |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0672512B2 (ja) * | 1988-09-30 | 1994-09-14 | 日立建機株式会社 | 油圧開閉バケット |
| KR101077960B1 (ko) * | 2010-11-18 | 2011-10-28 | (주)삼일이엔씨 | 지중 확공부의 형상유지 기능을 갖는 천공경 확장드릴 및 그를 이용한 건설공사용 말뚝 및 인장부재 시공방법 |
-
1981
- 1981-06-08 JP JP8766881A patent/JPS57205695A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63252220A (ja) * | 1987-04-08 | 1988-10-19 | Nippon Denso Co Ltd | 角速度センサ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57205695A (en) | 1982-12-16 |