JPH0538155Y2 - - Google Patents
Info
- Publication number
- JPH0538155Y2 JPH0538155Y2 JP4026889U JP4026889U JPH0538155Y2 JP H0538155 Y2 JPH0538155 Y2 JP H0538155Y2 JP 4026889 U JP4026889 U JP 4026889U JP 4026889 U JP4026889 U JP 4026889U JP H0538155 Y2 JPH0538155 Y2 JP H0538155Y2
- Authority
- JP
- Japan
- Prior art keywords
- auxiliary blade
- auger
- stopper
- height
- 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 - Lifetime
Links
- 238000009412 basement excavation Methods 0.000 claims description 18
- 238000005553 drilling Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4026889U JPH0538155Y2 (https=) | 1989-04-05 | 1989-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4026889U JPH0538155Y2 (https=) | 1989-04-05 | 1989-04-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02132789U JPH02132789U (https=) | 1990-11-05 |
| JPH0538155Y2 true JPH0538155Y2 (https=) | 1993-09-27 |
Family
ID=31549914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4026889U Expired - Lifetime JPH0538155Y2 (https=) | 1989-04-05 | 1989-04-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0538155Y2 (https=) |
-
1989
- 1989-04-05 JP JP4026889U patent/JPH0538155Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02132789U (https=) | 1990-11-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4407376A (en) | Under-reaming pile bore excavator | |
| JP7608545B2 (ja) | ドリルヘッド、およびドリルヘッドを含むドリルシステム | |
| JPH0538155Y2 (https=) | ||
| JP6949403B2 (ja) | 杭基礎工事に用いる掘削装置 | |
| JP5380064B2 (ja) | 杭穴掘削方法及び杭穴掘削ヘッド | |
| JP3663451B2 (ja) | 杭穴掘削方法及び杭穴掘削ロッド | |
| JP2594645Y2 (ja) | 杭穴掘削ヘッド | |
| JP4863140B2 (ja) | 杭穴の掘削方法及び杭穴掘削ヘッド | |
| JPH01280196A (ja) | 拡底杭用回転掘削装置 | |
| JPH0750469Y2 (ja) | 杭穴拡底用掘削ヘッド | |
| JPS636314Y2 (https=) | ||
| JP2003106082A (ja) | 基礎杭施工用の拡大掘削治具 | |
| JP3326723B2 (ja) | 杭穴掘削ヘッド | |
| CN220704566U (zh) | 一种深基坑支护结构 | |
| JP7834700B2 (ja) | 拡大掘削装置 | |
| CN119777737B (zh) | 一种桥梁施工钻孔装置 | |
| JPS5985024A (ja) | 軟弱地盤等における基礎杭造成工法及びその装置 | |
| JPH06146766A (ja) | 拡底バケット | |
| JP3457559B2 (ja) | 拡底バケット | |
| CN119221940B (zh) | 一种风积沙地层的隧道超前水平旋喷桩钻杆辅助结构 | |
| CN223593377U (zh) | 一种建筑施工支护模板 | |
| JPH08170480A (ja) | 掘削用拡張ヘッド | |
| JPS5817835Y2 (ja) | 掘削用拡張ヘツド | |
| JPH10317867A (ja) | 掘削ロッドにおける拡大刃開閉装置 | |
| JPH0432188B2 (https=) |