JPH0535195Y2 - - Google Patents
Info
- Publication number
- JPH0535195Y2 JPH0535195Y2 JP1989070457U JP7045789U JPH0535195Y2 JP H0535195 Y2 JPH0535195 Y2 JP H0535195Y2 JP 1989070457 U JP1989070457 U JP 1989070457U JP 7045789 U JP7045789 U JP 7045789U JP H0535195 Y2 JPH0535195 Y2 JP H0535195Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- casing tube
- cutting
- casing
- cutting edges
- 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
- 238000010276 construction Methods 0.000 claims description 9
- 239000011435 rock Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989070457U JPH0535195Y2 (de) | 1989-06-16 | 1989-06-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989070457U JPH0535195Y2 (de) | 1989-06-16 | 1989-06-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0312990U JPH0312990U (de) | 1991-02-08 |
JPH0535195Y2 true JPH0535195Y2 (de) | 1993-09-07 |
Family
ID=31606629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989070457U Expired - Lifetime JPH0535195Y2 (de) | 1989-06-16 | 1989-06-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0535195Y2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6151001B2 (ja) * | 2012-10-10 | 2017-06-21 | 株式会社技研製作所 | 掘削工法 |
JP6346694B2 (ja) * | 2017-05-24 | 2018-06-20 | 株式会社技研製作所 | 掘削工法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6040544B2 (ja) * | 1978-09-29 | 1985-09-11 | 日本パ−オキサイド株式会社 | 繊維物質の脆化あるいは脆化退色防止法 |
JPS6040545B2 (ja) * | 1981-09-11 | 1985-09-11 | 帝人株式会社 | ゴム構造物補強用ポリエステル繊維の製造方法 |
JPS62228591A (ja) * | 1985-12-12 | 1987-10-07 | 日進基礎工業株式会社 | 竪孔掘削工法とこれに用いるケ−シングパイプ |
JPS63217093A (ja) * | 1987-03-04 | 1988-09-09 | 三菱重工業株式会社 | 全旋回式ボ−リング機 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5989183U (ja) * | 1982-12-08 | 1984-06-16 | 株式会社松沢基工 | 掘削ケ−シングの刃 |
JPS6040545U (ja) * | 1983-08-30 | 1985-03-22 | 日立建機株式会社 | ケ−シングパイプ先端掘削刃取付構造 |
JPS6040544U (ja) * | 1983-08-30 | 1985-03-22 | 日立建機株式会社 | ケ−シングパイプ先端掘削刃取付構造 |
JPS6437593U (de) * | 1987-08-22 | 1989-03-07 |
-
1989
- 1989-06-16 JP JP1989070457U patent/JPH0535195Y2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6040544B2 (ja) * | 1978-09-29 | 1985-09-11 | 日本パ−オキサイド株式会社 | 繊維物質の脆化あるいは脆化退色防止法 |
JPS6040545B2 (ja) * | 1981-09-11 | 1985-09-11 | 帝人株式会社 | ゴム構造物補強用ポリエステル繊維の製造方法 |
JPS62228591A (ja) * | 1985-12-12 | 1987-10-07 | 日進基礎工業株式会社 | 竪孔掘削工法とこれに用いるケ−シングパイプ |
JPS63217093A (ja) * | 1987-03-04 | 1988-09-09 | 三菱重工業株式会社 | 全旋回式ボ−リング機 |
Also Published As
Publication number | Publication date |
---|---|
JPH0312990U (de) | 1991-02-08 |
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