JPH086864Y2 - 拡底工法用の掘削装置 - Google Patents
拡底工法用の掘削装置Info
- Publication number
- JPH086864Y2 JPH086864Y2 JP1989097373U JP9737389U JPH086864Y2 JP H086864 Y2 JPH086864 Y2 JP H086864Y2 JP 1989097373 U JP1989097373 U JP 1989097373U JP 9737389 U JP9737389 U JP 9737389U JP H086864 Y2 JPH086864 Y2 JP H086864Y2
- Authority
- JP
- Japan
- Prior art keywords
- excavation
- roller cutter
- excavating
- cutter
- central tube
- 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
- 238000005553 drilling Methods 0.000 title claims description 14
- 238000000034 method Methods 0.000 title description 13
- 239000011435 rock Substances 0.000 claims description 17
- 238000009412 basement excavation Methods 0.000 description 51
- 230000007246 mechanism Effects 0.000 description 15
- 238000010276 construction Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989097373U JPH086864Y2 (ja) | 1989-08-21 | 1989-08-21 | 拡底工法用の掘削装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989097373U JPH086864Y2 (ja) | 1989-08-21 | 1989-08-21 | 拡底工法用の掘削装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0336086U JPH0336086U (en, 2012) | 1991-04-09 |
JPH086864Y2 true JPH086864Y2 (ja) | 1996-02-28 |
Family
ID=31646518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989097373U Expired - Lifetime JPH086864Y2 (ja) | 1989-08-21 | 1989-08-21 | 拡底工法用の掘削装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH086864Y2 (en, 2012) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4953760B2 (ja) * | 2006-10-27 | 2012-06-13 | 東京電力株式会社 | 孔壁目荒らし装置及び孔壁目荒らし方法 |
JP7301185B2 (ja) * | 2018-04-23 | 2023-06-30 | 清水建設株式会社 | 場所打ちコンクリート杭 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5245043Y2 (en, 2012) * | 1974-08-20 | 1977-10-13 | ||
JPS6042146U (ja) * | 1983-08-29 | 1985-03-25 | 株式会社タチエス | 車両用シ−トバツクのヒンジ構造 |
-
1989
- 1989-08-21 JP JP1989097373U patent/JPH086864Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0336086U (en, 2012) | 1991-04-09 |
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