JPS6346545Y2 - - Google Patents
Info
- Publication number
- JPS6346545Y2 JPS6346545Y2 JP5476084U JP5476084U JPS6346545Y2 JP S6346545 Y2 JPS6346545 Y2 JP S6346545Y2 JP 5476084 U JP5476084 U JP 5476084U JP 5476084 U JP5476084 U JP 5476084U JP S6346545 Y2 JPS6346545 Y2 JP S6346545Y2
- Authority
- JP
- Japan
- Prior art keywords
- diameter
- slider
- link
- excavation
- pin
- 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
- 238000009412 basement excavation Methods 0.000 claims description 59
- 238000005553 drilling Methods 0.000 claims description 39
- 210000000078 claw Anatomy 0.000 claims description 27
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5476084U JPS60169384U (ja) | 1984-04-16 | 1984-04-16 | 竪孔拡径掘削ビツト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5476084U JPS60169384U (ja) | 1984-04-16 | 1984-04-16 | 竪孔拡径掘削ビツト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60169384U JPS60169384U (ja) | 1985-11-09 |
| JPS6346545Y2 true JPS6346545Y2 (enrdf_load_stackoverflow) | 1988-12-02 |
Family
ID=30576805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5476084U Granted JPS60169384U (ja) | 1984-04-16 | 1984-04-16 | 竪孔拡径掘削ビツト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60169384U (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100880365B1 (ko) * | 2008-06-10 | 2009-01-30 | 삼보이엔씨 주식회사 | 산업시설용 수중구조물의 수중설치를 위한 확공굴착용굴착장치 |
-
1984
- 1984-04-16 JP JP5476084U patent/JPS60169384U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60169384U (ja) | 1985-11-09 |
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