JPS62189294A - ドリルヘッドの爪の取付け構造 - Google Patents
ドリルヘッドの爪の取付け構造Info
- Publication number
- JPS62189294A JPS62189294A JP3393287A JP3393287A JPS62189294A JP S62189294 A JPS62189294 A JP S62189294A JP 3393287 A JP3393287 A JP 3393287A JP 3393287 A JP3393287 A JP 3393287A JP S62189294 A JPS62189294 A JP S62189294A
- Authority
- JP
- Japan
- Prior art keywords
- pawl
- claw
- block
- head
- bolt
- 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.)
- Granted
Links
- 210000000078 claw Anatomy 0.000 claims description 31
- 244000144992 flock Species 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 101100388071 Thermococcus sp. (strain GE8) pol gene Proteins 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3393287A JPS62189294A (ja) | 1987-02-17 | 1987-02-17 | ドリルヘッドの爪の取付け構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3393287A JPS62189294A (ja) | 1987-02-17 | 1987-02-17 | ドリルヘッドの爪の取付け構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62189294A true JPS62189294A (ja) | 1987-08-19 |
| JPH0336999B2 JPH0336999B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-06-04 |
Family
ID=12400286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3393287A Granted JPS62189294A (ja) | 1987-02-17 | 1987-02-17 | ドリルヘッドの爪の取付け構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62189294A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020190100A (ja) * | 2019-05-21 | 2020-11-26 | 金属工具株式会社 | オーガービット |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5224002U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-08-08 | 1977-02-19 | ||
| JPS5254104U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-10-17 | 1977-04-19 |
-
1987
- 1987-02-17 JP JP3393287A patent/JPS62189294A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5224002U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-08-08 | 1977-02-19 | ||
| JPS5254104U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-10-17 | 1977-04-19 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020190100A (ja) * | 2019-05-21 | 2020-11-26 | 金属工具株式会社 | オーガービット |
| CN113994067A (zh) * | 2019-05-21 | 2022-01-28 | 金属工具株式会社 | 一种螺旋钻头 |
| US11795765B2 (en) | 2019-05-21 | 2023-10-24 | Metal Tool Inc | Auger bit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0336999B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-06-04 |