JPH0340957Y2 - - Google Patents
Info
- Publication number
- JPH0340957Y2 JPH0340957Y2 JP3413787U JP3413787U JPH0340957Y2 JP H0340957 Y2 JPH0340957 Y2 JP H0340957Y2 JP 3413787 U JP3413787 U JP 3413787U JP 3413787 U JP3413787 U JP 3413787U JP H0340957 Y2 JPH0340957 Y2 JP H0340957Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- degrees
- angle
- excavation
- 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.)
- Expired
Links
- 238000009412 basement excavation Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3413787U JPH0340957Y2 (US20100223739A1-20100909-C00005.png) | 1987-03-09 | 1987-03-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3413787U JPH0340957Y2 (US20100223739A1-20100909-C00005.png) | 1987-03-09 | 1987-03-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63141281U JPS63141281U (US20100223739A1-20100909-C00005.png) | 1988-09-16 |
JPH0340957Y2 true JPH0340957Y2 (US20100223739A1-20100909-C00005.png) | 1991-08-28 |
Family
ID=30842405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3413787U Expired JPH0340957Y2 (US20100223739A1-20100909-C00005.png) | 1987-03-09 | 1987-03-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0340957Y2 (US20100223739A1-20100909-C00005.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006022594A (ja) * | 2004-07-09 | 2006-01-26 | Giken Seisakusho Co Ltd | 掘削へッド及び杭圧入機 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5869348B2 (ja) * | 2012-01-25 | 2016-02-24 | 株式会社技研製作所 | オーガヘッド |
-
1987
- 1987-03-09 JP JP3413787U patent/JPH0340957Y2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006022594A (ja) * | 2004-07-09 | 2006-01-26 | Giken Seisakusho Co Ltd | 掘削へッド及び杭圧入機 |
Also Published As
Publication number | Publication date |
---|---|
JPS63141281U (US20100223739A1-20100909-C00005.png) | 1988-09-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4342368A (en) | Rotary drills and drill bits | |
JP2002273723A (ja) | 削岩ドリル | |
JPH0340957Y2 (US20100223739A1-20100909-C00005.png) | ||
JPS61247446A (ja) | 歯科用ドリル | |
JPH04507119A (ja) | 土のオーガー用掘削刃 | |
JPH0428953Y2 (US20100223739A1-20100909-C00005.png) | ||
JPH0633030Y2 (ja) | 回転ドリルヘッド用ビット | |
JPS6198818A (ja) | 回転圧入式鋼管杭 | |
JPS63160501A (ja) | 耕耘爪 | |
CN210483541U (zh) | 一种弧形切割刀头及采用该刀头的打桩机钻头 | |
JPH0338314Y2 (US20100223739A1-20100909-C00005.png) | ||
SU516813A2 (ru) | Резец дл вращательного бурени шпуров | |
JPS586951Y2 (ja) | ア−スオ−ガ−ヘツド | |
US8708008B2 (en) | Shaped carbide tips, carbide-tipped teeth, and tools with same | |
JP2602044Y2 (ja) | リングビット | |
JPS607439Y2 (ja) | 掘削装置 | |
JPH0278688U (US20100223739A1-20100909-C00005.png) | ||
JP2003148089A (ja) | シールドマシン用カッターヘッド | |
CN219684146U (zh) | 抗钉型快切锯片 | |
JP2602496Y2 (ja) | ロツクビツト | |
JPS63108489U (US20100223739A1-20100909-C00005.png) | ||
JPS60107193U (ja) | 地盤掘削ビツト | |
JPS6241109Y2 (US20100223739A1-20100909-C00005.png) | ||
JPS5920480Y2 (ja) | 砂礫層用深掘刃 | |
JPH0340956Y2 (US20100223739A1-20100909-C00005.png) |