JPH01160087U - - Google Patents
Info
- Publication number
- JPH01160087U JPH01160087U JP5535288U JP5535288U JPH01160087U JP H01160087 U JPH01160087 U JP H01160087U JP 5535288 U JP5535288 U JP 5535288U JP 5535288 U JP5535288 U JP 5535288U JP H01160087 U JPH01160087 U JP H01160087U
- Authority
- JP
- Japan
- Prior art keywords
- excavator
- rotational direction
- view
- cutter bit
- bit
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5535288U JPH01160087U (fr) | 1988-04-25 | 1988-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5535288U JPH01160087U (fr) | 1988-04-25 | 1988-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01160087U true JPH01160087U (fr) | 1989-11-07 |
Family
ID=31281253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5535288U Pending JPH01160087U (fr) | 1988-04-25 | 1988-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01160087U (fr) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006009538A (ja) * | 2004-06-23 | 2006-01-12 | Sanwa Kizai Co Ltd | 掘削用ビット及び掘削用ヘッド |
| JP2015001112A (ja) * | 2013-06-17 | 2015-01-05 | 株式会社丸和技研 | ケーシングビット及びケーシングパイプ |
| JP2015098755A (ja) * | 2013-11-18 | 2015-05-28 | 三和機材株式会社 | 複数山の剣先ビットを装着した拡大掘削装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60156900A (ja) * | 1984-01-25 | 1985-08-17 | 石川島播磨重工業株式会社 | 機械式シールドによる鉄筋コンクリート掘削装置 |
-
1988
- 1988-04-25 JP JP5535288U patent/JPH01160087U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60156900A (ja) * | 1984-01-25 | 1985-08-17 | 石川島播磨重工業株式会社 | 機械式シールドによる鉄筋コンクリート掘削装置 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006009538A (ja) * | 2004-06-23 | 2006-01-12 | Sanwa Kizai Co Ltd | 掘削用ビット及び掘削用ヘッド |
| JP2015001112A (ja) * | 2013-06-17 | 2015-01-05 | 株式会社丸和技研 | ケーシングビット及びケーシングパイプ |
| JP2015098755A (ja) * | 2013-11-18 | 2015-05-28 | 三和機材株式会社 | 複数山の剣先ビットを装着した拡大掘削装置 |